Revision: 16893
Author:   [email protected]
Date:     Mon Sep 23 14:15:21 2013 UTC
Log:      remove IsDeadCheck

[email protected]
BUG=

Review URL: https://codereview.chromium.org/24280007
http://code.google.com/p/v8/source/detail?r=16893

Modified:
 /branches/bleeding_edge/src/api.cc

=======================================
--- /branches/bleeding_edge/src/api.cc  Mon Sep 23 14:11:32 2013 UTC
+++ /branches/bleeding_edge/src/api.cc  Mon Sep 23 14:15:21 2013 UTC
@@ -77,8 +77,7 @@
 namespace v8 {

 #define ON_BAILOUT(isolate, location, code)                        \
-  if (IsDeadCheck(isolate, location) ||                            \
-      IsExecutionTerminatingCheck(isolate)) {                      \
+  if (IsExecutionTerminatingCheck(isolate)) {                      \
     code;                                                          \
     UNREACHABLE();                                                 \
   }
@@ -251,13 +250,6 @@
                             const char* message) {
   return condition ? true : Utils::ReportApiFailure(location, message);
 }
-
-
-static bool ReportV8Dead(const char* location) {
-  FatalErrorCallback callback = GetFatalErrorHandler();
-  callback(location, "V8 is no longer usable");
-  return true;
-}


 static bool ReportEmptyHandle(const char* location) {
@@ -265,24 +257,6 @@
   callback(location, "Reading from empty handle");
   return true;
 }
-
-
-/**
- * IsDeadCheck checks that the vm is usable. If, for instance, the vm has been - * out of memory at some point this check will fail. It should be called on
- * entry to all methods that touch anything in the heap, except destructors
- * which you sometimes can't avoid calling after the vm has crashed. Functions
- * that call EnsureInitialized or ON_BAILOUT don't have to also call
- * IsDeadCheck. ON_BAILOUT has the advantage over EnsureInitialized that you - * can arrange to return if the VM is dead. This is needed to ensure that no VM
- * heap allocations are attempted on a dead VM.  EnsureInitialized has the
- * advantage over ON_BAILOUT that it actually initializes the VM if this has not
- * yet been done.
- */
-static inline bool IsDeadCheck(i::Isolate* isolate, const char* location) {
-  return !isolate->IsInitialized()
-      && isolate->IsDead() ? ReportV8Dead(location) : false;
-}


 static inline bool IsExecutionTerminatingCheck(i::Isolate* isolate) {
@@ -321,7 +295,6 @@

 static inline bool EnsureInitializedForIsolate(i::Isolate* isolate,
                                                const char* location) {
-  if (IsDeadCheck(isolate, location)) return false;
   if (isolate != NULL) {
     if (isolate->IsInitialized()) return true;
   }
@@ -501,9 +474,6 @@

 v8::Handle<Value> ThrowException(v8::Handle<v8::Value> value) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::ThrowException()")) {
-    return v8::Handle<Value>();
-  }
   ENTER_V8(isolate);
   // If we're passed an empty handle, we throw an undefined exception
   // to deal more gracefully with out of memory situations.
@@ -634,7 +604,6 @@


 i::Object** V8::GlobalizeReference(i::Isolate* isolate, i::Object** obj) {
-  if (IsDeadCheck(isolate, "V8::Persistent::New")) return NULL;
   LOG_API(isolate, "Persistent::New");
   i::Handle<i::Object> result = isolate->global_handles()->Create(*obj);
 #ifdef DEBUG
@@ -791,7 +760,7 @@
                                                 bool can_grow,
                                                 const char* location) {
   i::Handle<i::Context> env = Utils::OpenHandle(context);
-  bool ok = !IsDeadCheck(env->GetIsolate(), location) &&
+  bool ok =
       ApiCheck(env->IsNativeContext(), location, "Not a native context") &&
       ApiCheck(index >= 0, location, "Negative index");
   if (!ok) return i::Handle<i::FixedArray>();
@@ -968,7 +937,6 @@
                    v8::Handle<Data> value,
                    v8::PropertyAttribute attribute) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Template::Set()")) return;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   const int kSize = 3;
@@ -987,7 +955,6 @@
     v8::PropertyAttribute attribute,
     v8::AccessControl access_control) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Template::SetAccessor()")) return;
   ENTER_V8(isolate);
   ASSERT(!name.IsEmpty());
   ASSERT(!getter.IsEmpty() || !setter.IsEmpty());
@@ -1013,9 +980,6 @@

 Local<ObjectTemplate> FunctionTemplate::PrototypeTemplate() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::PrototypeTemplate()")) {
-    return Local<ObjectTemplate>();
-  }
   ENTER_V8(isolate);
i::Handle<i::Object> result(Utils::OpenHandle(this)->prototype_template(),
                               isolate);
@@ -1029,7 +993,6 @@

 void FunctionTemplate::Inherit(v8::Handle<FunctionTemplate> value) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::Inherit()")) return;
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_parent_template(*Utils::OpenHandle(*value));
 }
@@ -1272,7 +1235,6 @@
 void FunctionTemplate::SetCallHandler(FunctionCallback callback,
                                       v8::Handle<Value> data) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetCallHandler()")) return;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::Struct> struct_obj =
@@ -1343,8 +1305,7 @@

 Local<ObjectTemplate> FunctionTemplate::InstanceTemplate() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::InstanceTemplate()")
-      || EmptyCheck("v8::FunctionTemplate::InstanceTemplate()", this))
+  if (EmptyCheck("v8::FunctionTemplate::InstanceTemplate()", this))
     return Local<ObjectTemplate>();
   ENTER_V8(isolate);
   i::Handle<i::FunctionTemplateInfo> handle = Utils::OpenHandle(this);
@@ -1361,7 +1322,6 @@

 void FunctionTemplate::SetLength(int length) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetLength()")) return;
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_length(length);
 }
@@ -1369,7 +1329,6 @@

 void FunctionTemplate::SetClassName(Handle<String> name) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetClassName()")) return;
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_class_name(*Utils::OpenHandle(*name));
 }
@@ -1377,9 +1336,6 @@

 void FunctionTemplate::SetHiddenPrototype(bool value) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetHiddenPrototype()")) {
-    return;
-  }
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_hidden_prototype(value);
 }
@@ -1387,9 +1343,6 @@

 void FunctionTemplate::ReadOnlyPrototype() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::ReadOnlyPrototype()")) {
-    return;
-  }
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_read_only_prototype(true);
 }
@@ -1397,9 +1350,6 @@

 void FunctionTemplate::RemovePrototype() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::FunctionTemplate::RemovePrototype()")) {
-    return;
-  }
   ENTER_V8(isolate);
   Utils::OpenHandle(this)->set_remove_prototype(true);
 }
@@ -1416,9 +1366,6 @@
 Local<ObjectTemplate> ObjectTemplate::New(
       v8::Handle<FunctionTemplate> constructor) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::ObjectTemplate::New()")) {
-    return Local<ObjectTemplate>();
-  }
   EnsureInitializedForIsolate(isolate, "v8::ObjectTemplate::New()");
   LOG_API(isolate, "ObjectTemplate::New");
   ENTER_V8(isolate);
@@ -1489,7 +1436,6 @@
     PropertyAttribute attribute,
     v8::Local<AccessorSignature> signature) {
   i::Isolate* isolate = Utils::OpenHandle(template_obj)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetAccessor()")) return false;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::AccessorInfo> obj = MakeAccessorInfo(
@@ -1545,9 +1491,6 @@
     NamedPropertyEnumeratorCallback enumerator,
     Handle<Value> data) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetNamedPropertyHandler()")) {
-    return;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   EnsureConstructor(this);
@@ -1573,7 +1516,6 @@

 void ObjectTemplate::MarkAsUndetectable() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::MarkAsUndetectable()")) return;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   EnsureConstructor(this);
@@ -1590,9 +1532,6 @@
       Handle<Value> data,
       bool turned_on_by_default) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetAccessCheckCallbacks()")) {
-    return;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   EnsureConstructor(this);
@@ -1624,9 +1563,6 @@
       IndexedPropertyEnumeratorCallback enumerator,
       Handle<Value> data) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetIndexedPropertyHandler()")) {
-    return;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   EnsureConstructor(this);
@@ -1653,10 +1589,6 @@
 void ObjectTemplate::SetCallAsFunctionHandler(FunctionCallback callback,
                                               Handle<Value> data) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate,
-                  "v8::ObjectTemplate::SetCallAsFunctionHandler()")) {
-    return;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   EnsureConstructor(this);
@@ -1675,19 +1607,12 @@


 int ObjectTemplate::InternalFieldCount() {
-  if (IsDeadCheck(Utils::OpenHandle(this)->GetIsolate(),
-                  "v8::ObjectTemplate::InternalFieldCount()")) {
-    return 0;
-  }
return i::Smi::cast(Utils::OpenHandle(this)->internal_field_count())->value();
 }


 void ObjectTemplate::SetInternalFieldCount(int value) {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetInternalFieldCount()")) {
-    return;
-  }
   if (!ApiCheck(i::Smi::IsValid(value),
                 "v8::ObjectTemplate::SetInternalFieldCount()",
                 "Invalid internal field count")) {
@@ -2110,9 +2035,6 @@

 v8::Handle<Value> Message::GetScriptResourceName() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetScriptResourceName()")) {
-    return Local<String>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSMessageObject> message =
@@ -2129,9 +2051,6 @@

 v8::Handle<Value> Message::GetScriptData() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetScriptResourceData()")) {
-    return Local<Value>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSMessageObject> message =
@@ -2147,9 +2066,6 @@

 v8::Handle<v8::StackTrace> Message::GetStackTrace() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetStackTrace()")) {
-    return Local<v8::StackTrace>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSMessageObject> message =
@@ -2209,7 +2125,6 @@

 int Message::GetStartPosition() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetStartPosition()")) return 0;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSMessageObject> message =
@@ -2220,7 +2135,6 @@

 int Message::GetEndPosition() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetEndPosition()")) return 0;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSMessageObject> message =
@@ -2231,9 +2145,6 @@

 int Message::GetStartColumn() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::GetStartColumn()")) {
-    return kNoColumnInfo;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
@@ -2249,7 +2160,6 @@

 int Message::GetEndColumn() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::Message::GetEndColumn()")) return kNoColumnInfo;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
@@ -2269,7 +2179,6 @@

 bool Message::IsSharedCrossOrigin() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::Message::IsSharedCrossOrigin()")) return 0;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSMessageObject> message =
@@ -2301,7 +2210,6 @@

 void Message::PrintCurrentStackTrace(FILE* out) {
   i::Isolate* isolate = i::Isolate::Current();
- if (IsDeadCheck(isolate, "v8::Message::PrintCurrentStackTrace()")) return;
   ENTER_V8(isolate);
   isolate->PrintCurrentStackTrace(out);
 }
@@ -2311,9 +2219,6 @@

 Local<StackFrame> StackTrace::GetFrame(uint32_t index) const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackTrace::GetFrame()")) {
-    return Local<StackFrame>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSArray> self = Utils::OpenHandle(this);
@@ -2325,7 +2230,6 @@

 int StackTrace::GetFrameCount() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackTrace::GetFrameCount()")) return -1;
   ENTER_V8(isolate);
   return i::Smi::cast(Utils::OpenHandle(this)->length())->value();
 }
@@ -2333,7 +2237,6 @@

 Local<Array> StackTrace::AsArray() {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackTrace::AsArray()")) Local<Array>();
   ENTER_V8(isolate);
   return Utils::ToLocal(Utils::OpenHandle(this));
 }
@@ -2342,9 +2245,6 @@
 Local<StackTrace> StackTrace::CurrentStackTrace(int frame_limit,
     StackTraceOptions options) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::StackTrace::CurrentStackTrace()")) {
-    Local<StackTrace>();
-  }
   ENTER_V8(isolate);
   i::Handle<i::JSArray> stackTrace =
       isolate->CaptureCurrentStackTrace(frame_limit, options);
@@ -2356,9 +2256,6 @@

 int StackFrame::GetLineNumber() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetLineNumber()")) {
-    return Message::kNoLineNumberInfo;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2372,9 +2269,6 @@

 int StackFrame::GetColumn() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetColumn()")) {
-    return Message::kNoColumnInfo;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2388,9 +2282,6 @@

 int StackFrame::GetScriptId() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetScriptId()")) {
-    return Message::kNoScriptIdInfo;
-  }
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2404,9 +2295,6 @@

 Local<String> StackFrame::GetScriptName() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetScriptName()")) {
-    return Local<String>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2420,9 +2308,6 @@

 Local<String> StackFrame::GetScriptNameOrSourceURL() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetScriptNameOrSourceURL()")) {
-    return Local<String>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2436,9 +2321,6 @@

 Local<String> StackFrame::GetFunctionName() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::GetFunctionName()")) {
-    return Local<String>();
-  }
   ENTER_V8(isolate);
   HandleScope scope(reinterpret_cast<Isolate*>(isolate));
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2452,7 +2334,6 @@

 bool StackFrame::IsEval() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::StackFrame::IsEval()")) return false;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2463,7 +2344,6 @@

 bool StackFrame::IsConstructor() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
- if (IsDeadCheck(isolate, "v8::StackFrame::IsConstructor()")) return false;
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> self = Utils::OpenHandle(this);
@@ -2498,9 +2378,6 @@
 // --- D a t a ---

 bool Value::FullIsUndefined() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUndefined()")) {
-    return false;
-  }
   bool result = Utils::OpenHandle(this)->IsUndefined();
   ASSERT_EQ(result, QuickIsUndefined());
   return result;
@@ -2508,7 +2385,6 @@


 bool Value::FullIsNull() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsNull()")) return false;
   bool result = Utils::OpenHandle(this)->IsNull();
   ASSERT_EQ(result, QuickIsNull());
   return result;
@@ -2516,27 +2392,21 @@


 bool Value::IsTrue() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsTrue()")) return false;
   return Utils::OpenHandle(this)->IsTrue();
 }


 bool Value::IsFalse() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsFalse()")) return false;
   return Utils::OpenHandle(this)->IsFalse();
 }


 bool Value::IsFunction() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsFunction()")) {
-    return false;
-  }
   return Utils::OpenHandle(this)->IsJSFunction();
 }


 bool Value::FullIsString() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsString()")) return false;
   bool result = Utils::OpenHandle(this)->IsString();
   ASSERT_EQ(result, QuickIsString());
   return result;
@@ -2544,20 +2414,16 @@


 bool Value::IsSymbol() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsSymbol()")) return false;
   return Utils::OpenHandle(this)->IsSymbol();
 }


 bool Value::IsArray() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsArray()")) return false;
   return Utils::OpenHandle(this)->IsJSArray();
 }


 bool Value::IsArrayBuffer() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsArrayBuffer()"))
-    return false;
   return Utils::OpenHandle(this)->IsJSArrayBuffer();
 }

@@ -2568,8 +2434,6 @@


 bool Value::IsTypedArray() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsArrayBuffer()"))
-    return false;
   return Utils::OpenHandle(this)->IsJSTypedArray();
 }

@@ -2588,8 +2452,6 @@

#define VALUE_IS_TYPED_ARRAY(TypedArray, type_const) \ bool Value::Is##TypedArray() const { \ - if (IsDeadCheck(i::Isolate::Current(), "v8::Value::Is" #TypedArray "()")) \ - return false; \ i::Handle<i::Object> obj = Utils::OpenHandle(this); \ if (!obj->IsJSTypedArray()) return false; \ return i::JSTypedArray::cast(*obj)->type() == type_const; \
@@ -2606,35 +2468,26 @@


 bool Value::IsObject() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsObject()")) return false;
   return Utils::OpenHandle(this)->IsJSObject();
 }


 bool Value::IsNumber() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsNumber()")) return false;
   return Utils::OpenHandle(this)->IsNumber();
 }


 bool Value::IsBoolean() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsBoolean()")) {
-    return false;
-  }
   return Utils::OpenHandle(this)->IsBoolean();
 }


 bool Value::IsExternal() const {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsExternal()")) {
-    return false;
-  }
   return Utils::OpenHandle(this)->IsExternal();
 }


 bool Value::IsInt32() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsInt32()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) return true;
   if (obj->IsNumber()) {
@@ -2651,7 +2504,6 @@


 bool Value::IsUint32() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUint32()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0;
   if (obj->IsNumber()) {
@@ -2669,7 +2521,6 @@

 bool Value::IsDate() const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsDate()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->HasSpecificClassOf(isolate->heap()->Date_string());
 }
@@ -2677,7 +2528,6 @@

 bool Value::IsStringObject() const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsStringObject()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->HasSpecificClassOf(isolate->heap()->String_string());
 }
@@ -2687,7 +2537,6 @@
   // TODO(svenpanne): these and other test functions should be written such
   // that they do not use Isolate::Current().
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsSymbolObject()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->HasSpecificClassOf(isolate->heap()->Symbol_string());
 }
@@ -2695,7 +2544,6 @@

 bool Value::IsNumberObject() const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsNumberObject()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->HasSpecificClassOf(isolate->heap()->Number_string());
 }
@@ -2723,7 +2571,6 @@

 bool Value::IsNativeError() const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsNativeError()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   if (obj->IsJSObject()) {
     i::Handle<i::JSObject> js_obj(i::JSObject::cast(*obj));
@@ -2742,14 +2589,12 @@

 bool Value::IsBooleanObject() const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::IsBooleanObject()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->HasSpecificClassOf(isolate->heap()->Boolean_string());
 }


 bool Value::IsRegExp() const {
- if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsRegExp()")) return false;
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   return obj->IsJSRegExp();
 }
@@ -2762,9 +2607,6 @@
     str = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::ToString()")) {
-      return Local<String>();
-    }
     LOG_API(isolate, "ToString");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -2782,9 +2624,6 @@
     str = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::ToDetailString()")) {
-      return Local<String>();
-    }
     LOG_API(isolate, "ToDetailString");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -2802,9 +2641,6 @@
     val = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::ToObject()")) {
-      return Local<v8::Object>();
-    }
     LOG_API(isolate, "ToObject");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -2821,9 +2657,6 @@
     return ToApiHandle<Boolean>(obj);
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::ToBoolean()")) {
-      return Local<Boolean>();
-    }
     LOG_API(isolate, "ToBoolean");
     ENTER_V8(isolate);
     i::Handle<i::Object> val =
@@ -2840,9 +2673,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::ToNumber()")) {
-      return Local<Number>();
-    }
     LOG_API(isolate, "ToNumber");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -2860,7 +2690,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
- if (IsDeadCheck(isolate, "v8::Value::ToInteger()")) return Local<Integer>();
     LOG_API(isolate, "ToInteger");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -2880,7 +2709,6 @@


 void External::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::External::Cast()")) return;
   ApiCheck(Utils::OpenHandle(that)->IsExternal(),
            "v8::External::Cast()",
            "Could not convert to external");
@@ -2888,7 +2716,6 @@


 void v8::Object::CheckCast(Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Object::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSObject(),
            "v8::Object::Cast()",
@@ -2897,7 +2724,6 @@


 void v8::Function::CheckCast(Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Function::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSFunction(),
            "v8::Function::Cast()",
@@ -2906,7 +2732,6 @@


 void v8::String::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::String::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsString(),
            "v8::String::Cast()",
@@ -2915,7 +2740,6 @@


 void v8::Symbol::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Symbol::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsSymbol(),
            "v8::Symbol::Cast()",
@@ -2924,7 +2748,6 @@


 void v8::Number::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Number::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsNumber(),
            "v8::Number::Cast()",
@@ -2933,7 +2756,6 @@


 void v8::Integer::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Integer::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsNumber(),
            "v8::Integer::Cast()",
@@ -2942,7 +2764,6 @@


 void v8::Array::CheckCast(Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::Array::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSArray(),
            "v8::Array::Cast()",
@@ -2951,7 +2772,6 @@


 void v8::ArrayBuffer::CheckCast(Value* that) {
- if (IsDeadCheck(i::Isolate::Current(), "v8::ArrayBuffer::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSArrayBuffer(),
            "v8::ArrayBuffer::Cast()",
@@ -2968,7 +2788,6 @@


 void v8::TypedArray::CheckCast(Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::TypedArray::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSTypedArray(),
            "v8::TypedArray::Cast()",
@@ -2978,8 +2797,6 @@

#define CHECK_TYPED_ARRAY_CAST(ApiClass, typeConst) \ void v8::ApiClass::CheckCast(Value* that) { \ - if (IsDeadCheck(i::Isolate::Current(), "v8::" #ApiClass "::Cast()")) \ - return; \ i::Handle<i::Object> obj = Utils::OpenHandle(that); \ ApiCheck(obj->IsJSTypedArray() && \ i::JSTypedArray::cast(*obj)->type() == typeConst, \
@@ -3003,7 +2820,6 @@

 void v8::Date::CheckCast(v8::Value* that) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Date::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Date_string()),
            "v8::Date::Cast()",
@@ -3013,7 +2829,6 @@

 void v8::StringObject::CheckCast(v8::Value* that) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::StringObject::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->HasSpecificClassOf(isolate->heap()->String_string()),
            "v8::StringObject::Cast()",
@@ -3023,7 +2838,6 @@

 void v8::SymbolObject::CheckCast(v8::Value* that) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::SymbolObject::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Symbol_string()),
            "v8::SymbolObject::Cast()",
@@ -3033,7 +2847,6 @@

 void v8::NumberObject::CheckCast(v8::Value* that) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::NumberObject::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Number_string()),
            "v8::NumberObject::Cast()",
@@ -3043,7 +2856,6 @@

 void v8::BooleanObject::CheckCast(v8::Value* that) {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::BooleanObject::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Boolean_string()),
            "v8::BooleanObject::Cast()",
@@ -3052,7 +2864,6 @@


 void v8::RegExp::CheckCast(v8::Value* that) {
-  if (IsDeadCheck(i::Isolate::Current(), "v8::RegExp::Cast()")) return;
   i::Handle<i::Object> obj = Utils::OpenHandle(that);
   ApiCheck(obj->IsJSRegExp(),
            "v8::RegExp::Cast()",
@@ -3072,9 +2883,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::NumberValue()")) {
-      return i::OS::nan_value();
-    }
     LOG_API(isolate, "NumberValue");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -3092,7 +2900,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::IntegerValue()")) return 0;
     LOG_API(isolate, "IntegerValue");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -3114,7 +2921,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
- if (IsDeadCheck(isolate, "v8::Value::ToInt32()")) return Local<Int32>();
     LOG_API(isolate, "ToInt32");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -3132,7 +2938,6 @@
     num = obj;
   } else {
     i::Isolate* isolate = i::Isolate::Current();
- if (IsDeadCheck(isolate, "v8::Value::ToUint32()")) return Local<Uint32>();
     LOG_API(isolate, "ToUInt32");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -3150,7 +2955,6 @@
     return Local<Uint32>();
   }
   i::Isolate* isolate = i::Isolate::Current();
- if (IsDeadCheck(isolate, "v8::Value::ToArrayIndex()")) return Local<Uint32>();
   LOG_API(isolate, "ToArrayIndex");
   ENTER_V8(isolate);
   EXCEPTION_PREAMBLE(isolate);
@@ -3178,7 +2982,6 @@
     return i::Smi::cast(*obj)->value();
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::Int32Value()")) return 0;
     LOG_API(isolate, "Int32Value (slow)");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -3196,9 +2999,8 @@

 bool Value::Equals(Handle<Value> that) const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::Equals()")
-      || EmptyCheck("v8::Value::Equals()", this)
-      || EmptyCheck("v8::Value::Equals()", that)) {
+  if (EmptyCheck("v8::Value::Equals()", this) ||
+      EmptyCheck("v8::Value::Equals()", that)) {
     return false;
   }
   LOG_API(isolate, "Equals");
@@ -3223,9 +3025,8 @@

 bool Value::StrictEquals(Handle<Value> that) const {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Value::StrictEquals()")
-      || EmptyCheck("v8::Value::StrictEquals()", this)
-      || EmptyCheck("v8::Value::StrictEquals()", that)) {
+  if (EmptyCheck("v8::Value::StrictEquals()", this) ||
+      EmptyCheck("v8::Value::StrictEquals()", that)) {
     return false;
   }
   LOG_API(isolate, "StrictEquals");
@@ -3259,7 +3060,6 @@
     return i::Smi::cast(*obj)->value();
   } else {
     i::Isolate* isolate = i::Isolate::Current();
-    if (IsDeadCheck(isolate, "v8::Value::Uint32Value()")) return 0;
     LOG_API(isolate, "Uint32Value");
     ENTER_V8(isolate);
     EXCEPTION_PREAMBLE(isolate);
@@ -4325,16 +4125,12 @@

 int String::Length() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
-  if (IsDeadCheck(str->GetIsolate(), "v8::String::Length()")) return 0;
   return str->length();
 }


 bool String::IsOneByte() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
-  if (IsDeadCheck(str->GetIsolate(), "v8::String::IsOneByte()")) {
-    return false;
-  }
   return str->HasOnlyOneByteChars();
 }

@@ -4450,10 +4246,6 @@

 bool String::ContainsOnlyOneByte() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
-  if (IsDeadCheck(str->GetIsolate(),
-                  "v8::String::ContainsOnlyOneByte()")) {
-    return false;
-  }
   if (str->HasOnlyOneByteChars()) return true;
   ContainsOnlyOneByteHelper helper;
   return helper.Check(*str);
@@ -4657,7 +4449,6 @@
 int String::Utf8Length() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
   i::Isolate* isolate = str->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::String::Utf8Length()")) return 0;
   return v8::Utf8Length(*str, isolate);
 }

@@ -4843,7 +4634,6 @@
                       int* nchars_ref,
                       int options) const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::String::WriteUtf8()")) return 0;
   LOG_API(isolate, "String::WriteUtf8");
   ENTER_V8(isolate);
   i::Handle<i::String> str = Utils::OpenHandle(this);
@@ -4893,7 +4683,6 @@
                        int length,
                        int options) const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::String::WriteAscii()")) return 0;
   LOG_API(isolate, "String::WriteAscii");
   ENTER_V8(isolate);
   ASSERT(start >= 0 && length >= -1);
@@ -4929,7 +4718,6 @@
                               int length,
                               int options) {
   i::Isolate* isolate = Utils::OpenHandle(string)->GetIsolate();
-  if (IsDeadCheck(isolate, "v8::String::Write()")) return 0;
   LOG_API(isolate, "String::Write");
   ENTER_V8(isolate);
   ASSERT(start >= 0 && length >= -1);
@@ -4971,9 +4759,6 @@

 bool v8::String::IsExternal() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
-  if (IsDeadCheck(str->GetIsolate(), "v8::String::IsExternal()")) {
-    return false;
-  }
EnsureInitializedForIsolate(str->GetIsolate(), "v8::String::IsExternal()");
   return i::StringShape(*str).IsExternalTwoByte();
 }
@@ -4981,9 +4766,6 @@

 bool v8::String::IsExternalAscii() const {
   i::Handle<i::String> str = Utils::OpenHandle(this);
-  if (IsDeadCheck(str->GetIsolate(), "v8::String::IsExternalAscii()")) {
-    return false;
-  }
***The diff for this file has been truncated for email.***

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