Title: [197132] trunk
Revision
197132
Author
barraclo...@apple.com
Date
2016-02-25 14:24:32 -0800 (Thu, 25 Feb 2016)

Log Message

Should template RefCounter instead of RefCounter::Token
https://bugs.webkit.org/show_bug.cgi?id=154691

Reviewed by Anders Carlsson.

Source/WebCore:

Mechanical update per RefCounter interface change.

* page/PageThrottler.cpp:
(WebCore::PageThrottler::mediaActivityToken):
(WebCore::PageThrottler::pageLoadActivityToken):
(WebCore::PageThrottler::setActivityFlag):
* page/PageThrottler.h:
* platform/VNodeTracker.h:

Source/WebKit2:

Mechanical update per RefCounter interface change.

* UIProcess/Plugins/PluginProcessManager.h:
(WebKit::PluginProcessManager::processSuppressionDisabledToken):
(WebKit::PluginProcessManager::processSuppressionDisabled):
* UIProcess/ProcessThrottler.h:
(WebKit::ProcessThrottler::foregroundActivityToken):
(WebKit::ProcessThrottler::backgroundActivityToken):
* UIProcess/WebProcessPool.h:

Source/WTF:

My real goal here is to make the counter accurate. Currently returning a Token from token<>()
results in ref-count churn. Fixing this either means changing the return value, or improving
Token (which will probably mean replacing it with RefPtr). Either way would break the current
type checking. Move type tag to RefCount so this can still be enforced.

* WTF.vcxproj/WTF.vcxproj:
* WTF.vcxproj/WTF.vcxproj.filters:
* WTF.xcodeproj/project.pbxproj:
* wtf/CMakeLists.txt:
* wtf/RefCounter.cpp: Removed.
    - Removed RefCounter.cpp.
* wtf/RefCounter.h:
(WTF::RefCounter::Token::Token):
(WTF::RefCounter::Token::operator bool):
(WTF::RefCounter::RefCounter):
(WTF::RefCounter::count):
(WTF::RefCounter::value):
(WTF::RefCounter<T>::Count::ref):
(WTF::RefCounter<T>::Count::deref):
(WTF::RefCounter<T>::RefCounter):
(WTF::RefCounter<T>::~RefCounter):
(WTF::RefCounter<T>::Token::Token):
(WTF::=):
(WTF::RefCounter::token): Deleted.
(WTF::RefCounter::Token<T>::Token): Deleted.
    - RefCounter -> RefCounter<T>,
    - Token<T> -> Token,
    - renamed token<>() -> count().

Tools:

Mechanical update per RefCounter interface change.

* TestWebKitAPI/Tests/WTF/RefCounter.cpp:
(TestWebKitAPI::TEST):

Modified Paths

Removed Paths

Diff

Modified: trunk/Source/WTF/ChangeLog (197131 => 197132)


--- trunk/Source/WTF/ChangeLog	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/ChangeLog	2016-02-25 22:24:32 UTC (rev 197132)
@@ -1,3 +1,39 @@
+2016-02-25  Gavin Barraclough  <barraclo...@apple.com>
+
+        Should template RefCounter instead of RefCounter::Token
+        https://bugs.webkit.org/show_bug.cgi?id=154691
+
+        Reviewed by Anders Carlsson.
+
+        My real goal here is to make the counter accurate. Currently returning a Token from token<>()
+        results in ref-count churn. Fixing this either means changing the return value, or improving
+        Token (which will probably mean replacing it with RefPtr). Either way would break the current
+        type checking. Move type tag to RefCount so this can still be enforced.
+
+        * WTF.vcxproj/WTF.vcxproj:
+        * WTF.vcxproj/WTF.vcxproj.filters:
+        * WTF.xcodeproj/project.pbxproj:
+        * wtf/CMakeLists.txt:
+        * wtf/RefCounter.cpp: Removed.
+            - Removed RefCounter.cpp.
+        * wtf/RefCounter.h:
+        (WTF::RefCounter::Token::Token):
+        (WTF::RefCounter::Token::operator bool):
+        (WTF::RefCounter::RefCounter):
+        (WTF::RefCounter::count):
+        (WTF::RefCounter::value):
+        (WTF::RefCounter<T>::Count::ref):
+        (WTF::RefCounter<T>::Count::deref):
+        (WTF::RefCounter<T>::RefCounter):
+        (WTF::RefCounter<T>::~RefCounter):
+        (WTF::RefCounter<T>::Token::Token):
+        (WTF::=):
+        (WTF::RefCounter::token): Deleted.
+        (WTF::RefCounter::Token<T>::Token): Deleted.
+            - RefCounter -> RefCounter<T>,
+            - Token<T> -> Token,
+            - renamed token<>() -> count().
+
 2016-02-25  Sam Weinig  <s...@webkit.org>
 
         HashMap::ensure() should return an AddResult like all the other add-like functions.

Modified: trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj (197131 => 197132)


--- trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj	2016-02-25 22:24:32 UTC (rev 197132)
@@ -111,7 +111,6 @@
     <ClCompile Include="..\wtf\RAMSize.cpp" />
     <ClCompile Include="..\wtf\RandomNumber.cpp" />
     <ClCompile Include="..\wtf\RefCountedLeakCounter.cpp" />
-    <ClCompile Include="..\wtf\RefCounter.cpp" />
     <ClCompile Include="..\wtf\RunLoop.cpp" />
     <ClCompile Include="..\wtf\SHA1.cpp" />
     <ClCompile Include="..\wtf\SixCharacterHash.cpp" />

Modified: trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters (197131 => 197132)


--- trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters	2016-02-25 22:24:32 UTC (rev 197132)
@@ -243,7 +243,6 @@
     <ClCompile Include="..\wtf\FastBitVector.cpp">
       <Filter>wtf</Filter>
     </ClCompile>
-    <ClCompile Include="..\wtf\RefCounter.cpp" />
     <ClCompile Include="..\wtf\win\WTFDLL.cpp">
       <Filter>wtf\win</Filter>
     </ClCompile>

Modified: trunk/Source/WTF/WTF.xcodeproj/project.pbxproj (197131 => 197132)


--- trunk/Source/WTF/WTF.xcodeproj/project.pbxproj	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/WTF.xcodeproj/project.pbxproj	2016-02-25 22:24:32 UTC (rev 197132)
@@ -111,7 +111,6 @@
 		8134013815B092FD001FF0B8 /* Base64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 8134013615B092FD001FF0B8 /* Base64.cpp */; };
 		8134013915B092FD001FF0B8 /* Base64.h in Headers */ = {isa = PBXBuildFile; fileRef = 8134013715B092FD001FF0B8 /* Base64.h */; };
 		83FBA93219DF459700F30ADB /* TypeCasts.h in Headers */ = {isa = PBXBuildFile; fileRef = 83FBA93119DF459700F30ADB /* TypeCasts.h */; };
-		86F46F601A2840EE00CCBF22 /* RefCounter.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 86F46F5E1A2840EE00CCBF22 /* RefCounter.cpp */; };
 		86F46F611A2840EE00CCBF22 /* RefCounter.h in Headers */ = {isa = PBXBuildFile; fileRef = 86F46F5F1A2840EE00CCBF22 /* RefCounter.h */; };
 		93934BD318A1E8C300D0D6A1 /* StringViewObjC.mm in Sources */ = {isa = PBXBuildFile; fileRef = 93934BD218A1E8C300D0D6A1 /* StringViewObjC.mm */; };
 		93934BD518A1F16900D0D6A1 /* StringViewCF.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 93934BD418A1F16900D0D6A1 /* StringViewCF.cpp */; };
@@ -425,7 +424,6 @@
 		8134013615B092FD001FF0B8 /* Base64.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = Base64.cpp; sourceTree = "<group>"; };
 		8134013715B092FD001FF0B8 /* Base64.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Base64.h; sourceTree = "<group>"; };
 		83FBA93119DF459700F30ADB /* TypeCasts.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = TypeCasts.h; sourceTree = "<group>"; };
-		86F46F5E1A2840EE00CCBF22 /* RefCounter.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RefCounter.cpp; sourceTree = "<group>"; };
 		86F46F5F1A2840EE00CCBF22 /* RefCounter.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RefCounter.h; sourceTree = "<group>"; };
 		93934BD218A1E8C300D0D6A1 /* StringViewObjC.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = StringViewObjC.mm; path = mac/StringViewObjC.mm; sourceTree = "<group>"; };
 		93934BD418A1F16900D0D6A1 /* StringViewCF.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = StringViewCF.cpp; path = cf/StringViewCF.cpp; sourceTree = "<group>"; };
@@ -889,7 +887,6 @@
 				A8A47300151A825B004123FF /* RefCountedArray.h */,
 				A8A47301151A825B004123FF /* RefCountedLeakCounter.cpp */,
 				A8A47302151A825B004123FF /* RefCountedLeakCounter.h */,
-				86F46F5E1A2840EE00CCBF22 /* RefCounter.cpp */,
 				86F46F5F1A2840EE00CCBF22 /* RefCounter.h */,
 				A8A47303151A825B004123FF /* RefPtr.h */,
 				A8A47305151A825B004123FF /* RetainPtr.h */,
@@ -1463,7 +1460,6 @@
 				143F611F1565F0F900DB514A /* RAMSize.cpp in Sources */,
 				A8A47414151A825B004123FF /* RandomNumber.cpp in Sources */,
 				A8A4741A151A825B004123FF /* RefCountedLeakCounter.cpp in Sources */,
-				86F46F601A2840EE00CCBF22 /* RefCounter.cpp in Sources */,
 				2CDED0F318115C85004DBA70 /* RunLoop.cpp in Sources */,
 				2CDED0EF18115C38004DBA70 /* RunLoopCF.cpp in Sources */,
 				1469419316EAAF6D0024E146 /* RunLoopTimerCF.cpp in Sources */,

Modified: trunk/Source/WTF/wtf/CMakeLists.txt (197131 => 197132)


--- trunk/Source/WTF/wtf/CMakeLists.txt	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/wtf/CMakeLists.txt	2016-02-25 22:24:32 UTC (rev 197132)
@@ -184,7 +184,6 @@
     RAMSize.cpp
     RandomNumber.cpp
     RefCountedLeakCounter.cpp
-    RefCounter.cpp
     RunLoop.cpp
     SHA1.cpp
     SixCharacterHash.cpp

Deleted: trunk/Source/WTF/wtf/RefCounter.cpp (197131 => 197132)


--- trunk/Source/WTF/wtf/RefCounter.cpp	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/wtf/RefCounter.cpp	2016-02-25 22:24:32 UTC (rev 197132)
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2014 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "RefCounter.h"
-
-namespace WTF {
-
-void RefCounter::Count::ref()
-{
-    bool valueWasZero = !m_value;
-    ++m_value;
-    
-    if (valueWasZero && m_refCounter)
-        m_refCounter->m_valueDidChange(true);
-}
-
-void RefCounter::Count::deref()
-{
-    ASSERT(m_value);
-    --m_value;
-
-    if (m_value)
-        return;
-
-    // The Count object is kept alive so long as either the RefCounter that created it remains
-    // allocated, or so long as its reference count is non-zero.
-    // If the RefCounter has already been deallocted then delete the Count when its reference
-    // count reaches zero.
-    if (m_refCounter)
-        m_refCounter->m_valueDidChange(false);
-    else
-        delete this;
-}
-
-RefCounter::RefCounter(std::function<void(bool)> valueDidChange)
-    : m_valueDidChange(valueDidChange)
-    , m_count(new Count(*this))
-{
-}
-
-RefCounter::~RefCounter()
-{
-    // The Count object is kept alive so long as either the RefCounter that created it remains
-    // allocated, or so long as its reference count is non-zero.
-    // If the reference count of the Count is already zero then delete it now, otherwise
-    // clear its m_refCounter pointer.
-    if (m_count->m_value)
-        m_count->m_refCounter = nullptr;
-    else
-        delete m_count;
-}
-
-} // namespace WebCore

Modified: trunk/Source/WTF/wtf/RefCounter.h (197131 => 197132)


--- trunk/Source/WTF/wtf/RefCounter.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WTF/wtf/RefCounter.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -32,6 +32,7 @@
 
 namespace WTF {
 
+template<typename T>
 class RefCounter {
     WTF_MAKE_NONCOPYABLE(RefCounter);
 
@@ -55,17 +56,16 @@
     };
 
 public:
-    template<typename T>
     class Token  {
     public:
         Token() { }
         Token(std::nullptr_t) { }
-        inline Token(const Token<T>&);
-        inline Token(Token<T>&&);
+        inline Token(const Token&);
+        inline Token(Token&&);
 
-        inline Token<T>& operator=(std::nullptr_t);
-        inline Token<T>& operator=(const Token<T>&);
-        inline Token<T>& operator=(Token<T>&&);
+        inline Token& operator=(std::nullptr_t);
+        inline Token& operator=(const Token&);
+        inline Token& operator=(Token&&);
 
         explicit operator bool() const { return m_ptr; }
 
@@ -79,10 +79,9 @@
     WTF_EXPORT_PRIVATE RefCounter(std::function<void(bool)> = [](bool) { });
     WTF_EXPORT_PRIVATE ~RefCounter();
 
-    template<typename T>
-    Token<T> token() const
+    Token count() const
     {
-        return Token<T>(m_count);
+        return Token(m_count);
     }
 
     unsigned value() const
@@ -95,40 +94,89 @@
     Count* m_count;
 };
 
+template<typename T>
+inline void RefCounter<T>::Count::ref()
+{
+    bool valueWasZero = !m_value;
+    ++m_value;
+    
+    if (valueWasZero && m_refCounter)
+        m_refCounter->m_valueDidChange(true);
+}
+
+template<typename T>
+inline void RefCounter<T>::Count::deref()
+{
+    ASSERT(m_value);
+    --m_value;
+
+    if (m_value)
+        return;
+
+    // The Count object is kept alive so long as either the RefCounter that created it remains
+    // allocated, or so long as its reference count is non-zero.
+    // If the RefCounter has already been deallocted then delete the Count when its reference
+    // count reaches zero.
+    if (m_refCounter)
+        m_refCounter->m_valueDidChange(false);
+    else
+        delete this;
+}
+
+template<typename T>
+inline RefCounter<T>::RefCounter(std::function<void(bool)> valueDidChange)
+    : m_valueDidChange(valueDidChange)
+    , m_count(new Count(*this))
+{
+}
+
+template<typename T>
+inline RefCounter<T>::~RefCounter()
+{
+    // The Count object is kept alive so long as either the RefCounter that created it remains
+    // allocated, or so long as its reference count is non-zero.
+    // If the reference count of the Count is already zero then delete it now, otherwise
+    // clear its m_refCounter pointer.
+    if (m_count->m_value)
+        m_count->m_refCounter = nullptr;
+    else
+        delete m_count;
+}
+
 template<class T>
-inline RefCounter::Token<T>::Token(Count* count)
+inline RefCounter<T>::Token::Token(Count* count)
     : m_ptr(count)
 {
 }
 
 template<class T>
-inline RefCounter::Token<T>::Token(const RefCounter::Token<T>& token)
+inline RefCounter<T>::Token::Token(const RefCounter::Token& token)
     : m_ptr(token.m_ptr)
 {
 }
 
 template<class T>
-inline RefCounter::Token<T>::Token(RefCounter::Token<T>&& token)
+inline RefCounter<T>::Token::Token(RefCounter::Token&& token)
     : m_ptr(token.m_ptr)
 {
 }
 
 template<class T>
-inline RefCounter::Token<T>& RefCounter::Token<T>::operator=(std::nullptr_t)
+inline typename RefCounter<T>::Token& RefCounter<T>::Token::operator=(std::nullptr_t)
 {
     m_ptr = nullptr;
     return *this;
 }
 
 template<class T>
-inline RefCounter::Token<T>& RefCounter::Token<T>::operator=(const RefCounter::Token<T>& token)
+inline typename RefCounter<T>::Token& RefCounter<T>::Token::operator=(const RefCounter<T>::Token& token)
 {
     m_ptr = token.m_ptr;
     return *this;
 }
 
 template<class T>
-inline RefCounter::Token<T>& RefCounter::Token<T>::operator=(RefCounter::Token<T>&& token)
+inline typename RefCounter<T>::Token& RefCounter<T>::Token::operator=(RefCounter<T>::Token&& token)
 {
     m_ptr = token.m_ptr;
     return *this;

Modified: trunk/Source/WebCore/ChangeLog (197131 => 197132)


--- trunk/Source/WebCore/ChangeLog	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebCore/ChangeLog	2016-02-25 22:24:32 UTC (rev 197132)
@@ -1,3 +1,19 @@
+2016-02-25  Gavin Barraclough  <barraclo...@apple.com>
+
+        Should template RefCounter instead of RefCounter::Token
+        https://bugs.webkit.org/show_bug.cgi?id=154691
+
+        Reviewed by Anders Carlsson.
+
+        Mechanical update per RefCounter interface change.
+
+        * page/PageThrottler.cpp:
+        (WebCore::PageThrottler::mediaActivityToken):
+        (WebCore::PageThrottler::pageLoadActivityToken):
+        (WebCore::PageThrottler::setActivityFlag):
+        * page/PageThrottler.h:
+        * platform/VNodeTracker.h:
+
 2016-02-25  Brady Eidson  <beid...@apple.com>
 
         Remove LegacyIDB.

Modified: trunk/Source/WebCore/page/PageThrottler.cpp (197131 => 197132)


--- trunk/Source/WebCore/page/PageThrottler.cpp	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebCore/page/PageThrottler.cpp	2016-02-25 22:24:32 UTC (rev 197132)
@@ -41,12 +41,12 @@
 
 PageActivityAssertionToken PageThrottler::mediaActivityToken()
 {
-    return m_mediaActivityCounter.token<PageActivityAssertionTokenType>();
+    return m_mediaActivityCounter.count();
 }
 
 PageActivityAssertionToken PageThrottler::pageLoadActivityToken()
 {
-    return m_pageLoadActivityCounter.token<PageActivityAssertionTokenType>();
+    return m_pageLoadActivityCounter.count();
 }
 
 void PageThrottler::setActivityFlag(PageActivityState::Flags flag, bool value)

Modified: trunk/Source/WebCore/page/PageThrottler.h (197131 => 197132)


--- trunk/Source/WebCore/page/PageThrottler.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebCore/page/PageThrottler.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -36,8 +36,9 @@
 
 class Page;
 
-enum PageActivityAssertionTokenType { };
-typedef RefCounter::Token<PageActivityAssertionTokenType> PageActivityAssertionToken;
+enum PageActivityCounterType { };
+typedef RefCounter<PageActivityCounterType> PageActivityCounter;
+typedef PageActivityCounter::Token PageActivityAssertionToken;
 
 struct PageActivityState {
     enum {
@@ -71,8 +72,8 @@
     PageActivityState::Flags m_activityState { PageActivityState::NoFlags };
     HysteresisActivity m_userInputHysteresis;
     HysteresisActivity m_audiblePluginHysteresis;
-    RefCounter m_mediaActivityCounter;
-    RefCounter m_pageLoadActivityCounter;
+    PageActivityCounter m_mediaActivityCounter;
+    PageActivityCounter m_pageLoadActivityCounter;
 };
 
 }

Modified: trunk/Source/WebCore/platform/VNodeTracker.h (197131 => 197132)


--- trunk/Source/WebCore/platform/VNodeTracker.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebCore/platform/VNodeTracker.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -39,8 +39,9 @@
 public:
     using PressureHandler = std::function<void(Critical)>;
 
-    enum TokenType { };
-    using Token = RefCounter::Token<TokenType>;
+    enum VNodeCounterType { };
+    using VNodeCounter = RefCounter<VNodeCounterType>;
+    using Token = VNodeCounter::Token;
 
     WEBCORE_EXPORT static VNodeTracker& singleton();
 
@@ -59,7 +60,7 @@
     unsigned m_hardVNodeLimit { 400 };
     unsigned m_softVNodeLimit { 300 };
     PressureHandler m_pressureHandler;
-    RefCounter m_vnodeCounter;
+    VNodeCounter m_vnodeCounter;
     Timer m_pressureWarningTimer;
     std::chrono::steady_clock::time_point m_lastWarningTime;
 };
@@ -74,7 +75,7 @@
     if (!m_pressureHandler)
         return Token();
 
-    Token token(m_vnodeCounter.token<TokenType>());
+    Token token(m_vnodeCounter.count());
     checkPressureState();
     return token;
 }

Modified: trunk/Source/WebKit2/ChangeLog (197131 => 197132)


--- trunk/Source/WebKit2/ChangeLog	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebKit2/ChangeLog	2016-02-25 22:24:32 UTC (rev 197132)
@@ -1,3 +1,20 @@
+2016-02-25  Gavin Barraclough  <barraclo...@apple.com>
+
+        Should template RefCounter instead of RefCounter::Token
+        https://bugs.webkit.org/show_bug.cgi?id=154691
+
+        Reviewed by Anders Carlsson.
+
+        Mechanical update per RefCounter interface change.
+
+        * UIProcess/Plugins/PluginProcessManager.h:
+        (WebKit::PluginProcessManager::processSuppressionDisabledToken):
+        (WebKit::PluginProcessManager::processSuppressionDisabled):
+        * UIProcess/ProcessThrottler.h:
+        (WebKit::ProcessThrottler::foregroundActivityToken):
+        (WebKit::ProcessThrottler::backgroundActivityToken):
+        * UIProcess/WebProcessPool.h:
+
 2016-02-25  Brady Eidson  <beid...@apple.com>
 
         Remove LegacyIDB.

Modified: trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessManager.h (197131 => 197132)


--- trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessManager.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebKit2/UIProcess/Plugins/PluginProcessManager.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -82,14 +82,14 @@
     Vector<RefPtr<PluginProcessProxy>> m_pluginProcesses;
 
 #if PLATFORM(COCOA)
-    RefCounter m_processSuppressionDisabledForPageCounter;
+    ProcessSuppressionDisabledCounter m_processSuppressionDisabledForPageCounter;
 #endif
 };
 
 #if PLATFORM(COCOA)
 inline ProcessSuppressionDisabledToken PluginProcessManager::processSuppressionDisabledToken()
 {
-    return m_processSuppressionDisabledForPageCounter.token<ProcessSuppressionDisabledTokenType>();
+    return m_processSuppressionDisabledForPageCounter.count();
 }
 
 inline bool PluginProcessManager::processSuppressionDisabled() const

Modified: trunk/Source/WebKit2/UIProcess/ProcessThrottler.h (197131 => 197132)


--- trunk/Source/WebKit2/UIProcess/ProcessThrottler.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebKit2/UIProcess/ProcessThrottler.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -34,19 +34,23 @@
 
 namespace WebKit {
     
-enum UserObservablePageTokenType { };
-typedef RefCounter::Token<UserObservablePageTokenType> UserObservablePageToken;
-enum ProcessSuppressionDisabledTokenType { };
-typedef RefCounter::Token<ProcessSuppressionDisabledTokenType> ProcessSuppressionDisabledToken;
+enum UserObservablePageCounterType { };
+typedef RefCounter<UserObservablePageCounterType> UserObservablePageCounter;
+typedef UserObservablePageCounter::Token UserObservablePageToken;
+enum ProcessSuppressionDisabledCounterType { };
+typedef RefCounter<ProcessSuppressionDisabledCounterType> ProcessSuppressionDisabledCounter;
+typedef ProcessSuppressionDisabledCounter::Token ProcessSuppressionDisabledToken;
 
 class ProcessThrottlerClient;
 
 class ProcessThrottler : private ProcessAssertionClient {
 public:
-    enum ForegroundActivityTokenType { };
-    typedef RefCounter::Token<ForegroundActivityTokenType> ForegroundActivityToken;
-    enum BackgroundActivityTokenType { };
-    typedef RefCounter::Token<BackgroundActivityTokenType> BackgroundActivityToken;
+    enum ForegroundActivityCounterType { };
+    typedef RefCounter<ForegroundActivityCounterType> ForegroundActivityCounter;
+    typedef ForegroundActivityCounter::Token ForegroundActivityToken;
+    enum BackgroundActivityCounterType { };
+    typedef RefCounter<BackgroundActivityCounterType> BackgroundActivityCounter;
+    typedef BackgroundActivityCounter::Token BackgroundActivityToken;
 
     ProcessThrottler(ProcessThrottlerClient&);
 
@@ -69,19 +73,19 @@
     ProcessThrottlerClient& m_process;
     std::unique_ptr<ProcessAndUIAssertion> m_assertion;
     RunLoop::Timer<ProcessThrottler> m_suspendTimer;
-    RefCounter m_foregroundCounter;
-    RefCounter m_backgroundCounter;
+    ForegroundActivityCounter m_foregroundCounter;
+    BackgroundActivityCounter m_backgroundCounter;
     int m_suspendMessageCount;
 };
 
 inline ProcessThrottler::ForegroundActivityToken ProcessThrottler::foregroundActivityToken() const
 {
-    return ForegroundActivityToken(m_foregroundCounter.token<ForegroundActivityTokenType>());
+    return ForegroundActivityToken(m_foregroundCounter.count());
 }
 
 inline ProcessThrottler::BackgroundActivityToken ProcessThrottler::backgroundActivityToken() const
 {
-    return BackgroundActivityToken(m_backgroundCounter.token<BackgroundActivityTokenType>());
+    return BackgroundActivityToken(m_backgroundCounter.count());
 }
     
 }

Modified: trunk/Source/WebKit2/UIProcess/WebProcessPool.h (197131 => 197132)


--- trunk/Source/WebKit2/UIProcess/WebProcessPool.h	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Source/WebKit2/UIProcess/WebProcessPool.h	2016-02-25 22:24:32 UTC (rev 197132)
@@ -338,12 +338,12 @@
 
     UserObservablePageToken userObservablePageCount()
     {
-        return m_userObservablePageCounter.token<UserObservablePageTokenType>();
+        return m_userObservablePageCounter.count();
     }
 
     ProcessSuppressionDisabledToken processSuppressionDisabledForPageCount()
     {
-        return m_processSuppressionDisabledForPageCounter.token<ProcessSuppressionDisabledTokenType>();
+        return m_processSuppressionDisabledForPageCounter.count();
     }
 
     // FIXME: Move these to API::WebsiteDataStore.
@@ -507,8 +507,8 @@
 
     bool m_memoryCacheDisabled;
 
-    RefCounter m_userObservablePageCounter;
-    RefCounter m_processSuppressionDisabledForPageCounter;
+    UserObservablePageCounter m_userObservablePageCounter;
+    ProcessSuppressionDisabledCounter m_processSuppressionDisabledForPageCounter;
 
 #if PLATFORM(COCOA)
     RetainPtr<NSMutableDictionary> m_bundleParameters;

Modified: trunk/Tools/ChangeLog (197131 => 197132)


--- trunk/Tools/ChangeLog	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Tools/ChangeLog	2016-02-25 22:24:32 UTC (rev 197132)
@@ -1,3 +1,15 @@
+2016-02-25  Gavin Barraclough  <barraclo...@apple.com>
+
+        Should template RefCounter instead of RefCounter::Token
+        https://bugs.webkit.org/show_bug.cgi?id=154691
+
+        Reviewed by Anders Carlsson.
+
+        Mechanical update per RefCounter interface change.
+
+        * TestWebKitAPI/Tests/WTF/RefCounter.cpp:
+        (TestWebKitAPI::TEST):
+
 2016-02-25  Skachkov Aleksandr  <gskach...@gmail.com>
 
         Unreviewed: Add Aleksandr Skachkov as a commiter

Modified: trunk/Tools/TestWebKitAPI/Tests/WTF/RefCounter.cpp (197131 => 197132)


--- trunk/Tools/TestWebKitAPI/Tests/WTF/RefCounter.cpp	2016-02-25 22:19:06 UTC (rev 197131)
+++ trunk/Tools/TestWebKitAPI/Tests/WTF/RefCounter.cpp	2016-02-25 22:24:32 UTC (rev 197132)
@@ -34,8 +34,9 @@
 static const int CallbackExpected = 0xC0FFEE;
 static const int CallbackNotExpected = 0xDECAF;
 
-enum CounterType { };
-typedef RefCounter::Token<CounterType> TokenType;
+enum TestCounterType { };
+typedef RefCounter<TestCounterType> TestCounter;
+typedef TestCounter::Token TokenType;
 
 TEST(WTF, RefCounter)
 {
@@ -77,8 +78,8 @@
 
     {
         // Testing (1a) - Construction with a callback.
-        RefCounter* counterPtr = nullptr;
-        RefCounter counter([&](bool value) {
+        TestCounter* counterPtr = nullptr;
+        TestCounter counter([&](bool value) {
             // Check that the callback is called at the expected times, and the correct number of times.
             EXPECT_EQ(callbackValue, CallbackExpected);
             // Value provided should be equal to the counter value.
@@ -92,7 +93,7 @@
 
         // Testing (3a) - ref with callback from 0 -> 1.
         callbackValue = CallbackExpected;
-        TokenType incTo1(counter.token<CounterType>());
+        TokenType incTo1(counter.count());
         // Testing (4b) & (4c) - values within & after callback.
         EXPECT_EQ(true, callbackValue);
         EXPECT_EQ(1, static_cast<int>(counter.value()));
@@ -109,7 +110,7 @@
 
         {
             // Testing (3j) - ref using a Ref rather than a RefPtr.
-            TokenType incTo2Again(counter.token<CounterType>());
+            TokenType incTo2Again(counter.count());
             // Testing (4b) & (4c) - values within & after callback.
             EXPECT_EQ(2, static_cast<int>(counter.value()));
             // Testing (3k) - deref using a Ref rather than a RefPtr.
@@ -124,9 +125,9 @@
         EXPECT_EQ(0, callbackValue);
         EXPECT_EQ(0, static_cast<int>(counter.value()));
 
-        // Testing (2a) - Destruction where the RefCounter::Count has a non-zero reference count.
+        // Testing (2a) - Destruction where the TestCounter::Count has a non-zero reference count.
         callbackValue = CallbackExpected;
-        incTo1Again = counter.token<CounterType>();
+        incTo1Again = counter.count();
         EXPECT_EQ(1, callbackValue);
         EXPECT_EQ(1, static_cast<int>(counter.value()));
         callbackValue = CallbackNotExpected;
@@ -140,11 +141,11 @@
     incTo2Again = nullptr;
 
     // Testing (1b) - Construction without a callback.
-    RefCounter counter;
+    TestCounter counter;
     // Testing (4a) - after construction value() is 0.
     EXPECT_EQ(0, static_cast<int>(counter.value()));
     // Testing (3h) - ref without callback
-    TokenType incTo1(counter.token<CounterType>());
+    TokenType incTo1(counter.count());
     // Testing (4c) - value as read after the ref.
     EXPECT_EQ(1, static_cast<int>(counter.value()));
     // Testing (3i) - deref without callback
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