bindings: Supports [SameObject] extended attribute.

third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp

Index: third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp
diff --git a/third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp b/third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp
index 6da60852a6a328c7c57e7cf4c53b5477781c5746..44b3ebd4dbaea255431e998548d84407d012d399 100644
--- a/third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp
+++ b/third_party/WebKit/Source/bindings/tests/results/core/V8TestObject.cpp
@@ -2189,8 +2189,8 @@ static void activityLoggingSetterForAllWorldsLongAttributeAttributeSetterCallbac
 static void cachedAttributeAnyAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Local<v8::Object> holder = info.Holder();
-    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedAttributeAnyAttribute");
     TestObject* impl = V8TestObject::toImpl(holder);
+    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedAttributeAnyAttribute");
     if (!impl->isValueDirty()) {
         v8::Local<v8::Value> v8Value = V8HiddenValue::getHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName);
         if (!v8Value.IsEmpty() && !v8Value->IsUndefined()) {
@@ -2227,8 +2227,8 @@ static void cachedAttributeAnyAttributeAttributeSetterCallback(const v8::Functio
 static void cachedArrayAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Local<v8::Object> holder = info.Holder();
-    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedArrayAttribute");
     TestObject* impl = V8TestObject::toImpl(holder);
+    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedArrayAttribute");
     if (!impl->isArrayDirty()) {
         v8::Local<v8::Value> v8Value = V8HiddenValue::getHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName);
         if (!v8Value.IsEmpty() && !v8Value->IsUndefined()) {
@@ -2268,8 +2268,8 @@ static void cachedArrayAttributeAttributeSetterCallback(const v8::FunctionCallba
 static void cachedStringOrNoneAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Local<v8::Object> holder = info.Holder();
-    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedStringOrNoneAttribute");
     TestObject* impl = V8TestObject::toImpl(holder);
+    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedStringOrNoneAttribute");
     if (!impl->isStringDirty()) {
         v8::Local<v8::Value> v8Value = V8HiddenValue::getHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName);
         if (!v8Value.IsEmpty() && !v8Value->IsUndefined()) {
@@ -3445,8 +3445,8 @@ static void raisesExceptionTestInterfaceEmptyAttributeAttributeSetterCallback(co
 static void cachedAttributeRaisesExceptionGetterAnyAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     v8::Local<v8::Object> holder = info.Holder();
-    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedAttributeRaisesExceptionGetterAnyAttribute");
     TestObject* impl = V8TestObject::toImpl(holder);
+    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "cachedAttributeRaisesExceptionGetterAnyAttribute");
     if (!impl->isValueDirty()) {
         v8::Local<v8::Value> v8Value = V8HiddenValue::getHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName);
         if (!v8Value.IsEmpty() && !v8Value->IsUndefined()) {
@@ -4513,7 +4513,16 @@ static void sameObjectAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8
 {
     v8::Local<v8::Object> holder = info.Holder();
     TestObject* impl = V8TestObject::toImpl(holder);
+    v8::Local<v8::String> propertyName = v8AtomicString(info.GetIsolate(), "sameobject_sameObjectAttribute");
+    {
+        v8::Local<v8::Value> v8Value = V8HiddenValue::getHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName);
+        if (!v8Value.IsEmpty()) {
+            v8SetReturnValue(info, v8Value);
+            return;
+        }
+    }
     v8SetReturnValueFast(info, WTF::getPtr(impl->sameObjectAttribute()), impl);
+    V8HiddenValue::setHiddenValue(ScriptState::current(info.GetIsolate()), holder, propertyName, info.GetReturnValue().Get());
 }
 
 static void sameObjectAttributeAttributeGetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info)