Bindings: use |holder| local variable in attribute getters and setters

Source/bindings/tests/results/V8TestInterfaceWillBeGarbageCollected.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestInterfaceWillBeGarbageCollected.h"
 
 #include "RuntimeEnabledFeatures.h"
@@ skipping 27 matching lines @@
 
 namespace WebCore {
 const WrapperTypeInfo V8TestInterfaceWillBeGarbageCollected::wrapperTypeInfo = { gin::kEmbedderBlink, V8TestInterfaceWillBeGarbageCollected::domTemplate, V8TestInterfaceWillBeGarbageCollected::derefObject, 0, V8TestInterfaceWillBeGarbageCollected::toEventTarget, 0, V8TestInterfaceWillBeGarbageCollected::installPerContextEnabledMethods, &V8EventTarget::wrapperTypeInfo, WrapperTypeObjectPrototype, true };
 
 namespace TestInterfaceWillBeGarbageCollectedV8Internal {
 
 template <typename T> void V8_USE(T) { }
 
 static void attr1AttributeGetter(const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TestInterfaceWillBeGarbageCollected* impl = V8TestInterfaceWillBeGarbageCollected::toNative(info.Holder());
+    v8::Handle<v8::Object> holder = info.Holder();
+    TestInterfaceWillBeGarbageCollected* impl = V8TestInterfaceWillBeGarbageCollected::toNative(holder);
     v8SetReturnValueFast(info, WTF::getPtr(impl->attr1()), impl);
 }
 
 static void attr1AttributeGetterCallback(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMGetter");
     TestInterfaceWillBeGarbageCollectedV8Internal::attr1AttributeGetter(info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
 
 static void attr1AttributeSetter(v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info)
 {
-    TestInterfaceWillBeGarbageCollected* impl = V8TestInterfaceWillBeGarbageCollected::toNative(info.Holder());
+    v8::Handle<v8::Object> holder = info.Holder();
+    TestInterfaceWillBeGarbageCollected* impl = V8TestInterfaceWillBeGarbageCollected::toNative(holder);
     V8TRYCATCH_VOID(TestInterfaceWillBeGarbageCollected*, cppValue, V8TestInterfaceWillBeGarbageCollected::toNativeWithTypeCheck(info.GetIsolate(), jsValue));
     impl->setAttr1(WTF::getPtr(cppValue));
 }
 
 static void attr1AttributeSetterCallback(v8::Local<v8::String>, v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMSetter");
     TestInterfaceWillBeGarbageCollectedV8Internal::attr1AttributeSetter(jsValue, info);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "V8Execution");
 }
@@ skipping 137 matching lines @@
 #endif // !ENABLE(OILPAN)
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline(TestInterfaceWillBeGarbageCollected* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 } // namespace WebCore