Title: [191928] trunk
Revision
191928
Author
beid...@apple.com
Date
2015-11-02 17:06:53 -0800 (Mon, 02 Nov 2015)

Log Message

Modern IDB: IBDObjectStore.delete() support.
https://bugs.webkit.org/show_bug.cgi?id=150784

Reviewed by Alex Christensen.

Source/WebCore:

Tests: storage/indexeddb/modern/idbobjectstore-delete-1.html
       storage/indexeddb/modern/idbobjectstore-delete-2.html
       storage/indexeddb/modern/idbobjectstore-delete-failures.html

* Modules/indexeddb/IDBKeyRangeData.cpp:
(WebCore::IDBKeyRangeData::isValid):
* Modules/indexeddb/IDBKeyRangeData.h:

* Modules/indexeddb/client/IDBConnectionToServer.cpp:
(WebCore::IDBClient::IDBConnectionToServer::deleteRecord):
(WebCore::IDBClient::IDBConnectionToServer::didDeleteRecord):
* Modules/indexeddb/client/IDBConnectionToServer.h:
* Modules/indexeddb/client/IDBConnectionToServerDelegate.h:

* Modules/indexeddb/client/IDBObjectStoreImpl.cpp:
(WebCore::IDBClient::IDBObjectStore::get):
(WebCore::IDBClient::IDBObjectStore::deleteFunction):

* Modules/indexeddb/client/IDBTransactionImpl.cpp:
(WebCore::IDBClient::IDBTransaction::requestDeleteRecord):
(WebCore::IDBClient::IDBTransaction::deleteRecordOnServer):
(WebCore::IDBClient::IDBTransaction::didDeleteRecordOnServer):
* Modules/indexeddb/client/IDBTransactionImpl.h:

* Modules/indexeddb/server/IDBBackingStore.h:

* Modules/indexeddb/server/IDBConnectionToClient.cpp:
(WebCore::IDBServer::IDBConnectionToClient::didDeleteRecord):
* Modules/indexeddb/server/IDBConnectionToClient.h:
* Modules/indexeddb/server/IDBConnectionToClientDelegate.h:

* Modules/indexeddb/server/IDBServer.cpp:
(WebCore::IDBServer::IDBServer::deleteRecord):
* Modules/indexeddb/server/IDBServer.h:

* Modules/indexeddb/server/MemoryIDBBackingStore.cpp:
(WebCore::IDBServer::MemoryIDBBackingStore::deleteRange):
(WebCore::IDBServer::MemoryIDBBackingStore::deleteRecord): Deleted.
* Modules/indexeddb/server/MemoryIDBBackingStore.h:

* Modules/indexeddb/server/MemoryObjectStore.cpp:
(WebCore::IDBServer::MemoryObjectStore::deleteRange):
* Modules/indexeddb/server/MemoryObjectStore.h:

* Modules/indexeddb/server/UniqueIDBDatabase.cpp:
(WebCore::IDBServer::UniqueIDBDatabase::performPutOrAdd):
(WebCore::IDBServer::UniqueIDBDatabase::deleteRecord):
(WebCore::IDBServer::UniqueIDBDatabase::performDeleteRecord):
(WebCore::IDBServer::UniqueIDBDatabase::didPerformDeleteRecord):
* Modules/indexeddb/server/UniqueIDBDatabase.h:

* Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp:
(WebCore::IDBServer::UniqueIDBDatabaseTransaction::getCount):
(WebCore::IDBServer::UniqueIDBDatabaseTransaction::deleteRecord):
* Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h:

* Modules/indexeddb/shared/IDBResultData.cpp:
(WebCore::IDBResultData::deleteRecordSuccess):
* Modules/indexeddb/shared/IDBResultData.h:

* Modules/indexeddb/shared/InProcessIDBServer.cpp:
(WebCore::InProcessIDBServer::didDeleteRecord):
(WebCore::InProcessIDBServer::deleteRecord):
* Modules/indexeddb/shared/InProcessIDBServer.h:

LayoutTests:

* storage/indexeddb/modern/idbobjectstore-delete-1-expected.txt: Added.
* storage/indexeddb/modern/idbobjectstore-delete-1.html: Added.
* storage/indexeddb/modern/idbobjectstore-delete-2-expected.txt: Added.
* storage/indexeddb/modern/idbobjectstore-delete-2.html: Added.
* storage/indexeddb/modern/idbobjectstore-delete-failures-expected.txt: Added.
* storage/indexeddb/modern/idbobjectstore-delete-failures.html: Added.

Modified Paths

Added Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (191927 => 191928)


--- trunk/LayoutTests/ChangeLog	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/LayoutTests/ChangeLog	2015-11-03 01:06:53 UTC (rev 191928)
@@ -1,3 +1,17 @@
+2015-11-02  Brady Eidson  <beid...@apple.com>
+
+        Modern IDB: IBDObjectStore.delete() support.
+        https://bugs.webkit.org/show_bug.cgi?id=150784
+
+        Reviewed by Alex Christensen.
+
+        * storage/indexeddb/modern/idbobjectstore-delete-1-expected.txt: Added.
+        * storage/indexeddb/modern/idbobjectstore-delete-1.html: Added.
+        * storage/indexeddb/modern/idbobjectstore-delete-2-expected.txt: Added.
+        * storage/indexeddb/modern/idbobjectstore-delete-2.html: Added.
+        * storage/indexeddb/modern/idbobjectstore-delete-failures-expected.txt: Added.
+        * storage/indexeddb/modern/idbobjectstore-delete-failures.html: Added.
+
 2015-11-02  Ryan Haddad  <ryanhad...@apple.com>
 
         Marking imported/w3c/web-platform-tests/XMLHttpRequest/getresponseheader-chunked-trailer.htm as flaky on mac

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1-expected.txt (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1-expected.txt	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,25 @@
+This test exercises various uses of IDBObjectStore.delete()
+Initial upgrade needed: Old version - 0 New version - 1
+Count is 113
+Initial upgrade versionchange transaction complete
+Deleted "Mon Jan 03 2000 16:00:00 GMT-0800 (PST)", and there should now be 1 less things total.
+Count is 112
+Deleted "Mon Jan 03 2000 16:00:00 GMT-0800 (PST)", and there should now be 0 less things total.
+Count is 112
+Deleted "balyhoo", and there should now be 0 less things total.
+Count is 112
+Deleted "[object IDBKeyRange]", and there should now be 0 less things total.
+Count is 112
+Deleted "[object IDBKeyRange]", and there should now be 1 less things total.
+Count is 111
+Deleted "[object IDBKeyRange]", and there should now be 1 less things total.
+Count is 110
+Deleted "[object IDBKeyRange]", and there should now be 5 less things total.
+Count is 105
+Deleted "[object IDBKeyRange]", and there should now be 98 less things total.
+Count is 7
+Deleted "[object IDBKeyRange]", and there should now be 3 less things total.
+Count is 4
+readwrite transaction complete
+Done
+

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1.html (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1.html	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-1.html	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,140 @@
+This test exercises various uses of IDBObjectStore.delete()<br>
+<div id="logger"></div>
+<script>
+
+if (window.testRunner) {
+    testRunner.waitUntilDone();
+    testRunner.dumpAsText();
+}
+
+function log(message)
+{
+    document.getElementById("logger").innerHTML += message + "<br>";
+}
+
+function logCount()
+{
+    var req = objectStore.count();
+    req._onsuccess_ = function() { 
+        log("Count is " + req.result);
+    }
+}
+
+function done()
+{
+    log("Done");
+    if (window.testRunner)
+        testRunner.notifyDone();
+}
+
+var createRequest = window.indexedDB.open("IDBObjectStoreDelete1Database", 1);
+var database;
+var objectStore;
+
+var date1 = new Date("1999-12-28T23:00:00");
+var date2 = new Date("1999-12-29T23:00:00");
+var date3 = new Date("1999-12-30T23:00:00");
+var date4 = new Date("1999-12-31T23:00:00");
+var date5 = new Date("2000-01-01T00:00:00");
+var date6 = new Date("2000-01-02T00:00:00");
+var date7 = new Date("2000-01-03T00:00:00");
+var date8 = new Date("2000-01-04T00:00:00");
+
+createRequest._onupgradeneeded_ = function(event) {
+    log("Initial upgrade needed: Old version - " + event.oldVersion + " New version - " + event.newVersion);
+
+    var versionTransaction = createRequest.transaction;
+    database = event.target.result;
+    objectStore = database.createObjectStore("TestObjectStore");
+    
+    // Just for the heck of it.
+    objectStore.delete("foo");
+    objectStore.put("boo", "foo");
+    objectStore.delete("foo");
+
+    objectStore.put("boo", "foo");
+    objectStore.put("bop", "fop");
+    objectStore.put("boq", "foq");
+    objectStore.put("bor", "for");
+    objectStore.put("bos", "fos");
+    
+    for (var i = 0; i < 100; ++i)
+        objectStore.put("number " + i, i);
+
+    objectStore.put("date 1", date1);
+    objectStore.put("date 2", date2);
+    objectStore.put("date 3", date3);
+    objectStore.put("date 4", date4);
+    objectStore.put("date 5", date5);
+    objectStore.put("date 6", date6);
+    objectStore.put("date 7", date7);
+    objectStore.put("date 8", date8);
+
+    logCount();
+
+    versionTransaction._onabort_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected abort");
+        done();
+    }
+
+    versionTransaction._oncomplete_ = function(event) {
+        log("Initial upgrade versionchange transaction complete");
+        continueTest1();
+    }
+
+    versionTransaction._onerror_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected error" + event);
+        done();
+    }
+}
+
+function continueTest1()
+{   
+    var transaction = database.transaction("TestObjectStore", "readwrite");
+    objectStore = transaction.objectStore("TestObjectStore");
+
+    // The pairs of things in the array are the things to delete followed by the expected decrease in the total count of objects.
+    var thingsToDelete = [
+        date8, 1,
+        date8, 0, 
+        "balyhoo", 0, 
+        IDBKeyRange.bound(date6, date7, true, true), 0,
+        IDBKeyRange.bound(date6, date7, true), 1,
+        IDBKeyRange.bound(date5, date6, false, true), 1,
+        IDBKeyRange.bound(date1, date6), 5,
+        IDBKeyRange.bound(1, 98), 98, 
+        IDBKeyRange.bound("foo", "fos", true, true), 3
+    ];
+    var currentThing = 0;
+    
+    var runDeleteTests = function()
+    {
+        if (!thingsToDelete[currentThing])
+            return;
+        
+        objectStore.delete(thingsToDelete[currentThing])._onsuccess_ = function() {
+            log("Deleted \"" + thingsToDelete[currentThing] + "\", and there should now be " + thingsToDelete[currentThing + 1] + " less things total.");
+            logCount();
+            currentThing += 2;
+            runDeleteTests();
+        }
+    }
+    runDeleteTests();
+    
+    transaction._onabort_ = function(event) {
+        log("readwrite transaction unexpected abort" + event);
+        done();
+    }
+
+    transaction._oncomplete_ = function(event) {
+        log("readwrite transaction complete");
+        done();
+    }
+
+    transaction._onerror_ = function(event) {
+        log("readwrite transaction unexpected error" + event);
+        done();
+    }
+}
+
+</script>

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2-expected.txt (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2-expected.txt	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,9 @@
+This test exercises IDBObjectStore.delete() followed by an abort to make sure the delete is un-done.
+Initial upgrade needed: Old version - 0 New version - 1
+Initial upgrade versionchange transaction complete
+After delete, record for "foo" has value: undefined
+readwrite transaction aborted
+Record for "foo" has final value: bar
+readonly transaction complete
+Done
+

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2.html (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2.html	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-2.html	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,114 @@
+This test exercises IDBObjectStore.delete() followed by an abort to make sure the delete is un-done.<br>
+<div id="logger"></div>
+<script>
+
+if (window.testRunner) {
+    testRunner.waitUntilDone();
+    testRunner.dumpAsText();
+}
+
+function log(message)
+{
+    document.getElementById("logger").innerHTML += message + "<br>";
+}
+
+function logCount()
+{
+    var req = objectStore.count();
+    req._onsuccess_ = function() { 
+        log("Count is " + req.result);
+    }
+}
+
+function done()
+{
+    log("Done");
+    if (window.testRunner)
+        testRunner.notifyDone();
+}
+
+var createRequest = window.indexedDB.open("IDBObjectStoreDelete2Database", 1);
+var database;
+
+createRequest._onupgradeneeded_ = function(event) {
+    log("Initial upgrade needed: Old version - " + event.oldVersion + " New version - " + event.newVersion);
+
+    var versionTransaction = createRequest.transaction;
+    database = event.target.result;
+    database.createObjectStore("TestObjectStore").put("bar", "foo");
+
+    versionTransaction._onabort_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected abort");
+        done();
+    }
+
+    versionTransaction._oncomplete_ = function(event) {
+        log("Initial upgrade versionchange transaction complete");
+        continueTest1();
+    }
+
+    versionTransaction._onerror_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected error" + event);
+        done();
+    }
+}
+
+function continueTest1()
+{   
+    var transaction = database.transaction("TestObjectStore", "readwrite");
+    transaction.objectStore("TestObjectStore").delete("foo")._onsuccess_ = function()
+    {
+        var request = transaction.objectStore("TestObjectStore").get("foo");
+        request._onsuccess_ = function()
+        {
+            log("After delete, record for \"foo\" has value: " + request.result);
+            transaction.abort();
+        }
+    }
+
+    transaction._onabort_ = function(event) {
+        log("readwrite transaction aborted");
+        continueTest2();
+    }
+
+    transaction._oncomplete_ = function(event) {
+        log("readwrite transaction unexpected complete");
+        done();
+    }
+
+    transaction._onerror_ = function(event) {
+        log("readwrite transaction unexpected error");
+        done();
+    }
+}
+
+function continueTest2()
+{   
+    var transaction = database.transaction("TestObjectStore", "readonly");
+
+    var request = transaction.objectStore("TestObjectStore").get("foo");
+    request._onsuccess_ = function()
+    {
+        log("Record for \"foo\" has final value: " + request.result);
+    }
+
+    transaction._onabort_ = function(event)
+    {
+        log("readonly transaction unexpected abort");
+        done();
+    }
+
+    transaction._oncomplete_ = function(event)
+    {
+        log("readonly transaction complete");
+        done();
+    }
+
+    transaction._onerror_ = function(event)
+    {
+        log("readonly transaction unexpected error");
+        done();
+    }
+}
+
+</script>

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures-expected.txt (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures-expected.txt	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,10 @@
+This tests some obvious failures that can happen while calling IDBObjectStore.delete().
+Initial upgrade needed: Old version - 0 New version - 1
+Failed to delete record from object store with an invalid key
+Failed to delete record from object store that has been deleted
+Initial upgrade versionchange transaction complete
+Failed to delete a record in read-only transaction
+Failed to delete record with inactive transaction
+readwrite transaction complete
+Done
+

Added: trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures.html (0 => 191928)


--- trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures.html	                        (rev 0)
+++ trunk/LayoutTests/storage/indexeddb/modern/idbobjectstore-delete-failures.html	2015-11-03 01:06:53 UTC (rev 191928)
@@ -0,0 +1,120 @@
+This tests some obvious failures that can happen while calling IDBObjectStore.delete().<br>
+<div id="logger"></div>
+<script>
+
+if (window.testRunner) {
+    testRunner.waitUntilDone();
+    testRunner.dumpAsText();
+}
+
+function log(message)
+{
+    document.getElementById("logger").innerHTML += message + "<br>";
+}
+
+function done()
+{
+    log("Done");
+    if (window.testRunner)
+        testRunner.notifyDone();
+}
+
+var createRequest = window.indexedDB.open("IDBObjectStoreDeleteFailuresDatabase", 1);
+var database;
+
+createRequest._onupgradeneeded_ = function(event) {
+    log("Initial upgrade needed: Old version - " + event.oldVersion + " New version - " + event.newVersion);
+
+    var versionTransaction = createRequest.transaction;
+    database = event.target.result;
+    var objectStore = database.createObjectStore("TestObjectStore");
+    var request = objectStore.put("bar", "foo");
+
+    request._onsuccess_ = function() {
+        try {
+            objectStore.delete(NaN);
+        } catch(e) {
+            log("Failed to delete record from object store with an invalid key");
+        }
+        
+        database.deleteObjectStore("TestObjectStore");
+        
+        try {
+            objectStore.delete("foo");
+        } catch(e) {
+            log("Failed to delete record from object store that has been deleted");
+        } 
+
+        // Recreate the objectstore because we'll need it in phase 2.
+        var objectStore = database.createObjectStore("TestObjectStore");
+        objectStore.put("bar", "foo");    
+    }
+    
+    versionTransaction._onabort_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected aborted");
+        done();
+    }
+
+    versionTransaction._oncomplete_ = function(event) {
+        log("Initial upgrade versionchange transaction complete");
+        continueTest1();
+    }
+
+    versionTransaction._onerror_ = function(event) {
+        log("Initial upgrade versionchange transaction unexpected error" + event);
+        done();
+    }
+}
+
+function continueTest1()
+{
+    var transaction = database.transaction("TestObjectStore", "readonly");
+    var objectStore = transaction.objectStore("TestObjectStore");
+    
+    try {
+        objectStore.delete("foo");
+    } catch(e) {
+        log("Failed to delete a record in read-only transaction");
+    }
+    
+    var transaction = database.transaction("TestObjectStore", "readwrite");
+    var objectStore = transaction.objectStore("TestObjectStore");
+
+    // Spin the transaction with get requests to keep it alive long enough for the setTimeout to fire.
+    var canFinish = false;
+    var spinGet = function() { 
+        objectStore.get("foo")._onsuccess_ = function() {
+            if (!canFinish)
+                spinGet();
+        }
+    }
+    spinGet();
+
+    var testWhileInactive = function() {
+        try {
+            objectStore.delete("foo");
+        } catch(e) {
+            log("Failed to delete record with inactive transaction");
+        }
+        canFinish = true;
+    }
+    
+    setTimeout(testWhileInactive, 0);
+    
+    transaction._onabort_ = function(event) {
+        log("readwrite transaction unexpected abort" + event);
+        done();
+    }
+
+    transaction._oncomplete_ = function(event) {
+        log("readwrite transaction complete");
+        done();
+    }
+
+    transaction._onerror_ = function(event) {
+        log("readwrite transaction unexpected error" + event);
+        done();
+    }
+}
+
+</script>

Modified: trunk/Source/WebCore/ChangeLog (191927 => 191928)


--- trunk/Source/WebCore/ChangeLog	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/ChangeLog	2015-11-03 01:06:53 UTC (rev 191928)
@@ -1,3 +1,75 @@
+2015-11-02  Brady Eidson  <beid...@apple.com>
+
+        Modern IDB: IBDObjectStore.delete() support.
+        https://bugs.webkit.org/show_bug.cgi?id=150784
+
+        Reviewed by Alex Christensen.
+
+        Tests: storage/indexeddb/modern/idbobjectstore-delete-1.html
+               storage/indexeddb/modern/idbobjectstore-delete-2.html
+               storage/indexeddb/modern/idbobjectstore-delete-failures.html
+
+        * Modules/indexeddb/IDBKeyRangeData.cpp:
+        (WebCore::IDBKeyRangeData::isValid):
+        * Modules/indexeddb/IDBKeyRangeData.h:
+        
+        * Modules/indexeddb/client/IDBConnectionToServer.cpp:
+        (WebCore::IDBClient::IDBConnectionToServer::deleteRecord):
+        (WebCore::IDBClient::IDBConnectionToServer::didDeleteRecord):
+        * Modules/indexeddb/client/IDBConnectionToServer.h:
+        * Modules/indexeddb/client/IDBConnectionToServerDelegate.h:
+        
+        * Modules/indexeddb/client/IDBObjectStoreImpl.cpp:
+        (WebCore::IDBClient::IDBObjectStore::get):
+        (WebCore::IDBClient::IDBObjectStore::deleteFunction):
+        
+        * Modules/indexeddb/client/IDBTransactionImpl.cpp:
+        (WebCore::IDBClient::IDBTransaction::requestDeleteRecord):
+        (WebCore::IDBClient::IDBTransaction::deleteRecordOnServer):
+        (WebCore::IDBClient::IDBTransaction::didDeleteRecordOnServer):
+        * Modules/indexeddb/client/IDBTransactionImpl.h:
+        
+        * Modules/indexeddb/server/IDBBackingStore.h:
+        
+        * Modules/indexeddb/server/IDBConnectionToClient.cpp:
+        (WebCore::IDBServer::IDBConnectionToClient::didDeleteRecord):
+        * Modules/indexeddb/server/IDBConnectionToClient.h:
+        * Modules/indexeddb/server/IDBConnectionToClientDelegate.h:
+        
+        * Modules/indexeddb/server/IDBServer.cpp:
+        (WebCore::IDBServer::IDBServer::deleteRecord):
+        * Modules/indexeddb/server/IDBServer.h:
+        
+        * Modules/indexeddb/server/MemoryIDBBackingStore.cpp:
+        (WebCore::IDBServer::MemoryIDBBackingStore::deleteRange):
+        (WebCore::IDBServer::MemoryIDBBackingStore::deleteRecord): Deleted.
+        * Modules/indexeddb/server/MemoryIDBBackingStore.h:
+        
+        * Modules/indexeddb/server/MemoryObjectStore.cpp:
+        (WebCore::IDBServer::MemoryObjectStore::deleteRange):
+        * Modules/indexeddb/server/MemoryObjectStore.h:
+        
+        * Modules/indexeddb/server/UniqueIDBDatabase.cpp:
+        (WebCore::IDBServer::UniqueIDBDatabase::performPutOrAdd):
+        (WebCore::IDBServer::UniqueIDBDatabase::deleteRecord):
+        (WebCore::IDBServer::UniqueIDBDatabase::performDeleteRecord):
+        (WebCore::IDBServer::UniqueIDBDatabase::didPerformDeleteRecord):
+        * Modules/indexeddb/server/UniqueIDBDatabase.h:
+        
+        * Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp:
+        (WebCore::IDBServer::UniqueIDBDatabaseTransaction::getCount):
+        (WebCore::IDBServer::UniqueIDBDatabaseTransaction::deleteRecord):
+        * Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h:
+        
+        * Modules/indexeddb/shared/IDBResultData.cpp:
+        (WebCore::IDBResultData::deleteRecordSuccess):
+        * Modules/indexeddb/shared/IDBResultData.h:
+        
+        * Modules/indexeddb/shared/InProcessIDBServer.cpp:
+        (WebCore::InProcessIDBServer::didDeleteRecord):
+        (WebCore::InProcessIDBServer::deleteRecord):
+        * Modules/indexeddb/shared/InProcessIDBServer.h:
+
 2015-11-02  Andy Estes  <aes...@apple.com>
 
         Fix the iOS build again.

Modified: trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -79,6 +79,20 @@
     return !lowerKey.compare(upperKey);
 }
 
+bool IDBKeyRangeData::isValid() const
+{
+    if (isNull)
+        return false;
+
+    if (!lowerKey.isValid() && !lowerKey.isNull())
+        return false;
+
+    if (!upperKey.isValid() && !upperKey.isNull())
+        return false;
+
+    return true;
+}
+
 } // namespace WebCore
 
 #endif // ENABLE(INDEXED_DATABASE)

Modified: trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBKeyRangeData.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -65,6 +65,7 @@
     WEBCORE_EXPORT PassRefPtr<IDBKeyRange> maybeCreateIDBKeyRange() const;
 
     WEBCORE_EXPORT bool isExactlyOneKey() const;
+    bool isValid() const;
 
     template<class Encoder> void encode(Encoder&) const;
     template<class Decoder> static bool decode(Decoder&, IDBKeyRangeData&);

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -186,6 +186,22 @@
     completeOperation(resultData);
 }
 
+void IDBConnectionToServer::deleteRecord(TransactionOperation& operation, const IDBKeyRangeData& keyRangeData)
+{
+    LOG(IndexedDB, "IDBConnectionToServer::deleteRecord");
+
+    ASSERT(!keyRangeData.isNull);
+
+    saveOperation(operation);
+    m_delegate->deleteRecord(IDBRequestData(operation), keyRangeData);
+}
+
+void IDBConnectionToServer::didDeleteRecord(const IDBResultData& resultData)
+{
+    LOG(IndexedDB, "IDBConnectionToServer::didDeleteRecord");
+    completeOperation(resultData);
+}
+
 void IDBConnectionToServer::establishTransaction(IDBTransaction& transaction)
 {
     LOG(IndexedDB, "IDBConnectionToServer::establishTransaction");

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -79,6 +79,9 @@
     void getCount(TransactionOperation&, const IDBKeyRangeData&);
     void didGetCount(const IDBResultData&);
 
+    void deleteRecord(TransactionOperation&, const IDBKeyRangeData&);
+    void didDeleteRecord(const IDBResultData&);
+
     void commitTransaction(IDBTransaction&);
     void didCommitTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&);
 

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -62,6 +62,7 @@
     virtual void putOrAdd(const IDBRequestData&, IDBKey*, SerializedScriptValue&, const IndexedDB::ObjectStoreOverwriteMode) = 0;
     virtual void getRecord(const IDBRequestData&, const IDBKeyRangeData&) = 0;
     virtual void getCount(const IDBRequestData&, const IDBKeyRangeData&) = 0;
+    virtual void deleteRecord(const IDBRequestData&, const IDBKeyRangeData&) = 0;
     virtual void establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo&) = 0;
 
     virtual void databaseConnectionClosed(uint64_t databaseConnectionIdentifier) = 0;

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBObjectStoreImpl.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBObjectStoreImpl.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBObjectStoreImpl.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -162,9 +162,7 @@
     }
 
     IDBKeyRangeData keyRangeData(keyRange);
-    if (keyRangeData.isNull
-        || (!keyRangeData.lowerKey.isValid() && !keyRangeData.lowerKey.isNull())
-        || (!keyRangeData.upperKey.isValid() && !keyRangeData.upperKey.isNull())) {
+    if (!keyRangeData.isValid()) {
         ec = static_cast<ExceptionCode>(IDBExceptionCode::DataError);
         return nullptr;
     }
@@ -277,14 +275,45 @@
 }
 
 
-RefPtr<WebCore::IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext*, IDBKeyRange*, ExceptionCode&)
+RefPtr<WebCore::IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext* context, IDBKeyRange* keyRange, ExceptionCode& ec)
 {
-    RELEASE_ASSERT_NOT_REACHED();
+    LOG(IndexedDB, "IDBObjectStore::deleteFunction");
+
+    if (m_transaction->isReadOnly()) {
+        ec = static_cast<ExceptionCode>(IDBExceptionCode::ReadOnlyError);
+        return nullptr;
+    }
+
+    if (!m_transaction->isActive()) {
+        ec = static_cast<ExceptionCode>(IDBExceptionCode::TransactionInactiveError);
+        return nullptr;
+    }
+
+    if (m_deleted) {
+        ec = INVALID_STATE_ERR;
+        return nullptr;
+    }
+
+    IDBKeyRangeData keyRangeData(keyRange);
+    if (!keyRangeData.isValid()) {
+        ec = static_cast<ExceptionCode>(IDBExceptionCode::DataError);
+        return nullptr;
+    }
+
+    Ref<IDBRequest> request = m_transaction->requestDeleteRecord(*context, *this, keyRangeData);
+    return WTF::move(request);
 }
 
-RefPtr<WebCore::IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext*, const Deprecated::ScriptValue&, ExceptionCode&)
+RefPtr<WebCore::IDBRequest> IDBObjectStore::deleteFunction(ScriptExecutionContext* context, const Deprecated::ScriptValue& key, ExceptionCode& ec)
 {
-    RELEASE_ASSERT_NOT_REACHED();
+    DOMRequestState requestState(context);
+    RefPtr<IDBKey> idbKey = scriptValueToIDBKey(&requestState, key);
+    if (!idbKey || idbKey->type() == KeyType::Invalid) {
+        ec = static_cast<ExceptionCode>(IDBExceptionCode::DataError);
+        return nullptr;
+    }
+
+    return deleteFunction(context, &IDBKeyRange::create(idbKey.get()).get(), ec);
 }
 
 RefPtr<WebCore::IDBRequest> IDBObjectStore::clear(ScriptExecutionContext* context, ExceptionCode& ec)

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -460,6 +460,34 @@
     request.requestCompleted(resultData);
 }
 
+Ref<IDBRequest> IDBTransaction::requestDeleteRecord(ScriptExecutionContext& context, IDBObjectStore& objectStore, const IDBKeyRangeData& range)
+{
+    LOG(IndexedDB, "IDBTransaction::requestDeleteRecord");
+    ASSERT(isActive());
+    ASSERT(!range.isNull);
+
+    Ref<IDBRequest> request = IDBRequest::create(context, objectStore, *this);
+    addRequest(request.get());
+
+    scheduleOperation(createTransactionOperation(*this, request.get(), &IDBTransaction::didDeleteRecordOnServer, &IDBTransaction::deleteRecordOnServer, range));
+    return request;
+}
+
+void IDBTransaction::deleteRecordOnServer(TransactionOperation& operation, const IDBKeyRangeData& keyRange)
+{
+    LOG(IndexedDB, "IDBTransaction::deleteRecordOnServer");
+
+    serverConnection().deleteRecord(operation, keyRange);
+}
+
+void IDBTransaction::didDeleteRecordOnServer(IDBRequest& request, const IDBResultData& resultData)
+{
+    LOG(IndexedDB, "IDBTransaction::didDeleteRecordOnServer");
+
+    request.setResultToUndefined();
+    request.requestCompleted(resultData);
+}
+
 Ref<IDBRequest> IDBTransaction::requestClearObjectStore(ScriptExecutionContext& context, IDBObjectStore& objectStore)
 {
     LOG(IndexedDB, "IDBTransaction::requestClearObjectStore");

Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBTransactionImpl.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -91,6 +91,7 @@
 
     Ref<IDBRequest> requestPutOrAdd(ScriptExecutionContext&, IDBObjectStore&, IDBKey*, SerializedScriptValue&, IndexedDB::ObjectStoreOverwriteMode);
     Ref<IDBRequest> requestGetRecord(ScriptExecutionContext&, IDBObjectStore&, const IDBKeyRangeData&);
+    Ref<IDBRequest> requestDeleteRecord(ScriptExecutionContext&, IDBObjectStore&, const IDBKeyRangeData&);
     Ref<IDBRequest> requestClearObjectStore(ScriptExecutionContext&, IDBObjectStore&);
     Ref<IDBRequest> requestCount(ScriptExecutionContext&, IDBObjectStore&, const IDBKeyRangeData&);
 
@@ -140,6 +141,9 @@
     void getCountOnServer(TransactionOperation&, const IDBKeyRangeData&);
     void didGetCountOnServer(IDBRequest&, const IDBResultData&);
 
+    void deleteRecordOnServer(TransactionOperation&, const IDBKeyRangeData&);
+    void didDeleteRecordOnServer(IDBRequest&, const IDBResultData&);
+
     void deleteObjectStoreOnServer(TransactionOperation&, const String& objectStoreName);
     void didDeleteObjectStoreOnServer(const IDBResultData&);
 

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBBackingStore.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBBackingStore.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBBackingStore.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -57,7 +57,7 @@
     virtual IDBError deleteObjectStore(const IDBResourceIdentifier& transactionIdentifier, const String& objectStoreName) = 0;
     virtual IDBError clearObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) = 0;
     virtual IDBError keyExistsInObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, bool& keyExists) = 0;
-    virtual IDBError deleteRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&) = 0;
+    virtual IDBError deleteRange(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&) = 0;
     virtual IDBError putRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, const ThreadSafeDataBuffer& value) = 0;
     virtual IDBError getRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, ThreadSafeDataBuffer& outValue) = 0;
     virtual IDBError getCount(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, uint64_t& outCount) = 0;

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -93,6 +93,11 @@
     m_delegate->didGetCount(result);
 }
 
+void IDBConnectionToClient::didDeleteRecord(const IDBResultData& result)
+{
+    m_delegate->didDeleteRecord(result);
+}
+
 void IDBConnectionToClient::didCommitTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError& error)
 {
     m_delegate->didCommitTransaction(transactionIdentifier, error);

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClient.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -58,6 +58,7 @@
     void didPutOrAdd(const IDBResultData&);
     void didGetRecord(const IDBResultData&);
     void didGetCount(const IDBResultData&);
+    void didDeleteRecord(const IDBResultData&);
 
     void fireVersionChangeEvent(UniqueIDBDatabaseConnection&, uint64_t requestedVersion);
     void didStartTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&);

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClientDelegate.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClientDelegate.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBConnectionToClientDelegate.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -54,6 +54,7 @@
     virtual void didPutOrAdd(const IDBResultData&) = 0;
     virtual void didGetRecord(const IDBResultData&) = 0;
     virtual void didGetCount(const IDBResultData&) = 0;
+    virtual void didDeleteRecord(const IDBResultData&) = 0;
 
     virtual void fireVersionChangeEvent(UniqueIDBDatabaseConnection&, uint64_t requestedVersion) = 0;
     virtual void didStartTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&) = 0;

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -224,6 +224,17 @@
     transaction->getCount(requestData, keyRangeData);
 }
 
+void IDBServer::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData)
+{
+    LOG(IndexedDB, "IDBServer::deleteRecord");
+
+    auto transaction = m_transactions.get(requestData.transactionIdentifier());
+    if (!transaction)
+        return;
+
+    transaction->deleteRecord(requestData, keyRangeData);
+}
+
 void IDBServer::establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo& info)
 {
     LOG(IndexedDB, "IDBServer::establishTransaction");

Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -65,6 +65,7 @@
     void putOrAdd(const IDBRequestData&, const IDBKeyData&, const ThreadSafeDataBuffer& valueData, IndexedDB::ObjectStoreOverwriteMode);
     void getRecord(const IDBRequestData&, const IDBKeyRangeData&);
     void getCount(const IDBRequestData&, const IDBKeyRangeData&);
+    void deleteRecord(const IDBRequestData&, const IDBKeyRangeData&);
     void establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo&);
     void databaseConnectionClosed(uint64_t databaseConnectionIdentifier);
 

Modified: trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -28,6 +28,7 @@
 
 #if ENABLE(INDEXED_DATABASE)
 
+#include "IDBKeyRangeData.h"
 #include "Logging.h"
 #include "MemoryObjectStore.h"
 
@@ -210,17 +211,20 @@
     return IDBError();
 }
 
-IDBError MemoryIDBBackingStore::deleteRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData& keyData)
+IDBError MemoryIDBBackingStore::deleteRange(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData& range)
 {
-    LOG(IndexedDB, "MemoryIDBBackingStore::deleteRecord");
+    LOG(IndexedDB, "MemoryIDBBackingStore::deleteRange");
 
     ASSERT(objectStoreIdentifier);
 
+    if (!m_transactions.contains(transactionIdentifier))
+        return IDBError(IDBExceptionCode::Unknown, WTF::ASCIILiteral("No backing store transaction found to delete from"));
+
     MemoryObjectStore* objectStore = m_objectStoresByIdentifier.get(objectStoreIdentifier);
-    RELEASE_ASSERT(objectStore);
-    RELEASE_ASSERT(m_transactions.contains(transactionIdentifier));
+    if (!objectStore)
+        return IDBError(IDBExceptionCode::Unknown, WTF::ASCIILiteral("No backing store object store found"));
 
-    objectStore->deleteRecord(keyData);
+    objectStore->deleteRange(range);
     return IDBError();
 }
 

Modified: trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/MemoryIDBBackingStore.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -56,7 +56,7 @@
     virtual IDBError deleteObjectStore(const IDBResourceIdentifier& transactionIdentifier, const String& objectStoreName) override final;
     virtual IDBError clearObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) override final;
     virtual IDBError keyExistsInObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, bool& keyExists) override final;
-    virtual IDBError deleteRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&) override final;
+    virtual IDBError deleteRange(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&) override final;
     virtual IDBError putRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, const ThreadSafeDataBuffer& value) override final;
     virtual IDBError getRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, ThreadSafeDataBuffer& outValue) override final;
     virtual IDBError getCount(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, uint64_t& outCount) override final;

Modified: trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -106,6 +106,30 @@
     m_orderedKeys->erase(key);
 }
 
+void MemoryObjectStore::deleteRange(const IDBKeyRangeData& inputRange)
+{
+    LOG(IndexedDB, "MemoryObjectStore::deleteRange");
+
+    ASSERT(m_writeTransaction);
+
+    if (inputRange.isExactlyOneKey()) {
+        deleteRecord(inputRange.lowerKey);
+        return;
+    }
+
+    IDBKeyRangeData range = inputRange;
+    while (true) {
+        auto key = lowestKeyWithRecordInRange(range);
+        if (key.isNull())
+            break;
+
+        deleteRecord(key);
+
+        range.lowerKey = key;
+        range.lowerOpen = true;
+    }
+}
+
 void MemoryObjectStore::putRecord(MemoryBackingStoreTransaction& transaction, const IDBKeyData& keyData, const ThreadSafeDataBuffer& value)
 {
     LOG(IndexedDB, "MemoryObjectStore::putRecord");

Modified: trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/MemoryObjectStore.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -58,6 +58,7 @@
 
     bool containsRecord(const IDBKeyData&);
     void deleteRecord(const IDBKeyData&);
+    void deleteRange(const IDBKeyRangeData&);
     void putRecord(MemoryBackingStoreTransaction&, const IDBKeyData&, const ThreadSafeDataBuffer& value);
 
     void setKeyValue(const IDBKeyData&, const ThreadSafeDataBuffer& value);

Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -392,7 +392,7 @@
     // ...If a record already exists in store ...
     // then remove the record from store using the steps for deleting records from an object store...
     // This is important because formally deleting it from from the object store also removes it from the appropriate indexes.
-    error = m_backingStore->deleteRecord(transactionIdentifier, objectStoreIdentifier, usedKey);
+    error = m_backingStore->deleteRange(transactionIdentifier, objectStoreIdentifier, usedKey);
     if (!error.isNull()) {
         m_server.postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformPutOrAdd, callbackIdentifier, error, usedKey));
         return;
@@ -473,6 +473,33 @@
     performCountCallback(callbackIdentifier, error, count);
 }
 
+void UniqueIDBDatabase::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData, ErrorCallback callback)
+{
+    ASSERT(isMainThread());
+    LOG(IndexedDB, "(main) UniqueIDBDatabase::deleteRecord");
+
+    uint64_t callbackID = storeCallback(callback);
+    m_server.postDatabaseTask(createCrossThreadTask(*this, &UniqueIDBDatabase::performDeleteRecord, callbackID, requestData.transactionIdentifier(), requestData.objectStoreIdentifier(), keyRangeData));
+}
+
+void UniqueIDBDatabase::performDeleteRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData& range)
+{
+    ASSERT(!isMainThread());
+    LOG(IndexedDB, "(db) UniqueIDBDatabase::performDeleteRecord");
+
+    IDBError error = m_backingStore->deleteRange(transactionIdentifier, objectStoreIdentifier, range);
+
+    m_server.postDatabaseTaskReply(createCrossThreadTask(*this, &UniqueIDBDatabase::didPerformDeleteRecord, callbackIdentifier, error));
+}
+
+void UniqueIDBDatabase::didPerformDeleteRecord(uint64_t callbackIdentifier, const IDBError& error)
+{
+    ASSERT(isMainThread());
+    LOG(IndexedDB, "(main) UniqueIDBDatabase::didPerformDeleteRecord");
+
+    performErrorCallback(callbackIdentifier, error);
+}
+
 void UniqueIDBDatabase::commitTransaction(UniqueIDBDatabaseTransaction& transaction, ErrorCallback callback)
 {
     ASSERT(isMainThread());

Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -76,6 +76,7 @@
     void putOrAdd(const IDBRequestData&, const IDBKeyData&, const ThreadSafeDataBuffer& valueData, IndexedDB::ObjectStoreOverwriteMode, KeyDataCallback);
     void getRecord(const IDBRequestData&, const IDBKeyRangeData&, ValueDataCallback);
     void getCount(const IDBRequestData&, const IDBKeyRangeData&, CountCallback);
+    void deleteRecord(const IDBRequestData&, const IDBKeyRangeData&, ErrorCallback);
     void commitTransaction(UniqueIDBDatabaseTransaction&, ErrorCallback);
     void abortTransaction(UniqueIDBDatabaseTransaction&, ErrorCallback);
     void transactionDestroyed(UniqueIDBDatabaseTransaction&);
@@ -107,6 +108,7 @@
     void performPutOrAdd(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, const ThreadSafeDataBuffer& valueData, IndexedDB::ObjectStoreOverwriteMode);
     void performGetRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&);
     void performGetCount(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&);
+    void performDeleteRecord(uint64_t callbackIdentifier, const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&);
     void performActivateTransactionInBackingStore(uint64_t callbackIdentifier, const IDBTransactionInfo&);
 
     // Main thread callbacks
@@ -117,6 +119,7 @@
     void didPerformPutOrAdd(uint64_t callbackIdentifier, const IDBError&, const IDBKeyData&);
     void didPerformGetRecord(uint64_t callbackIdentifier, const IDBError&, const ThreadSafeDataBuffer&);
     void didPerformGetCount(uint64_t callbackIdentifier, const IDBError&, uint64_t);
+    void didPerformDeleteRecord(uint64_t callbackIdentifier, const IDBError&);
     void didPerformCommitTransaction(uint64_t callbackIdentifier, const IDBError&, const IDBResourceIdentifier& transactionIdentifier);
     void didPerformAbortTransaction(uint64_t callbackIdentifier, const IDBError&, const IDBResourceIdentifier& transactionIdentifier);
     void didPerformActivateTransactionInBackingStore(uint64_t callbackIdentifier, const IDBError&);

Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -198,6 +198,23 @@
     });
 }
 
+void UniqueIDBDatabaseTransaction::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData)
+{
+    LOG(IndexedDB, "UniqueIDBDatabaseTransaction::deleteRecord");
+
+    ASSERT(m_transactionInfo.identifier() == requestData.transactionIdentifier());
+
+    RefPtr<UniqueIDBDatabaseTransaction> protectedThis(this);
+    m_databaseConnection->database().deleteRecord(requestData, keyRangeData, [this, protectedThis, requestData](const IDBError& error) {
+        LOG(IndexedDB, "UniqueIDBDatabaseTransaction::deleteRecord (callback)");
+
+        if (error.isNull())
+            m_databaseConnection->connectionToClient().didDeleteRecord(IDBResultData::deleteRecordSuccess(requestData.requestIdentifier()));
+        else
+            m_databaseConnection->connectionToClient().didDeleteRecord(IDBResultData::error(requestData.requestIdentifier(), error));
+    });
+}
+
 const Vector<uint64_t>& UniqueIDBDatabaseTransaction::objectStoreIdentifiers()
 {
     if (!m_objectStoreIdentifiers.isEmpty())

Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -70,6 +70,7 @@
     void putOrAdd(const IDBRequestData&, const IDBKeyData&, const ThreadSafeDataBuffer& valueData, IndexedDB::ObjectStoreOverwriteMode);
     void getRecord(const IDBRequestData&, const IDBKeyRangeData&);
     void getCount(const IDBRequestData&, const IDBKeyRangeData&);
+    void deleteRecord(const IDBRequestData&, const IDBKeyRangeData&);
 
     void didActivateInBackingStore(const IDBError&);
 

Modified: trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -125,6 +125,11 @@
     return result;
 }
 
+IDBResultData IDBResultData::deleteRecordSuccess(const IDBResourceIdentifier& requestIdentifier)
+{
+    return { IDBResultType::DeleteRecordSuccess, requestIdentifier };
+}
+
 const IDBDatabaseInfo& IDBResultData::databaseInfo() const
 {
     RELEASE_ASSERT(m_databaseInfo);

Modified: trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/IDBResultData.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -50,6 +50,7 @@
     PutOrAddSuccess,
     GetRecordSuccess,
     GetCountSuccess,
+    DeleteRecordSuccess,
 };
 
 namespace IDBServer {
@@ -68,6 +69,7 @@
     static IDBResultData putOrAddSuccess(const IDBResourceIdentifier&, const IDBKeyData&);
     static IDBResultData getRecordSuccess(const IDBResourceIdentifier&, const ThreadSafeDataBuffer& valueData);
     static IDBResultData getCountSuccess(const IDBResourceIdentifier&, uint64_t count);
+    static IDBResultData deleteRecordSuccess(const IDBResourceIdentifier&);
 
     IDBResultData(const IDBResultData&);
 

Modified: trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp	2015-11-03 01:06:53 UTC (rev 191928)
@@ -167,6 +167,14 @@
     });
 }
 
+void InProcessIDBServer::didDeleteRecord(const IDBResultData& resultData)
+{
+    RefPtr<InProcessIDBServer> self(this);
+    RunLoop::current().dispatch([this, self, resultData] {
+        m_connectionToServer->didDeleteRecord(resultData);
+    });
+}
+
 void InProcessIDBServer::abortTransaction(IDBResourceIdentifier& resourceIdentifier)
 {
     RefPtr<InProcessIDBServer> self(this);
@@ -234,6 +242,16 @@
         m_server->getCount(requestData, keyRangeData);
     });
 }
+
+void InProcessIDBServer::deleteRecord(const IDBRequestData& requestData, const IDBKeyRangeData& keyRangeData)
+{
+    RefPtr<InProcessIDBServer> self(this);
+
+    RunLoop::current().dispatch([this, self, requestData, keyRangeData] {
+        m_server->deleteRecord(requestData, keyRangeData);
+    });
+}
+
 void InProcessIDBServer::establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo& info)
 {
     RefPtr<InProcessIDBServer> self(this);

Modified: trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h (191927 => 191928)


--- trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h	2015-11-03 00:46:01 UTC (rev 191927)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h	2015-11-03 01:06:53 UTC (rev 191928)
@@ -64,6 +64,7 @@
     virtual void putOrAdd(const IDBRequestData&, IDBKey*, SerializedScriptValue&, const IndexedDB::ObjectStoreOverwriteMode) override final;
     virtual void getRecord(const IDBRequestData&, const IDBKeyRangeData&) override final;
     virtual void getCount(const IDBRequestData&, const IDBKeyRangeData&) override final;
+    virtual void deleteRecord(const IDBRequestData&, const IDBKeyRangeData&) override final;
     virtual void establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo&) override final;
     virtual void databaseConnectionClosed(uint64_t databaseConnectionIdentifier) override final;
 
@@ -79,6 +80,7 @@
     virtual void didPutOrAdd(const IDBResultData&) override final;
     virtual void didGetRecord(const IDBResultData&) override final;
     virtual void didGetCount(const IDBResultData&) override final;
+    virtual void didDeleteRecord(const IDBResultData&) override final;
     virtual void fireVersionChangeEvent(IDBServer::UniqueIDBDatabaseConnection&, uint64_t requestedVersion) override final;
     virtual void didStartTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&) override final;
 
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