bindings: Moves toV8 and v8SetReturnValue out to ToV8.h and V8Binding.h.

Source/bindings/core/v8/custom/V8EventTargetCustom.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * 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 "bindings/core/v8/V8EventTarget.h"
 
 #include "bindings/core/v8/V8Window.h"
-#include "core/EventTargetNames.h"
 
 namespace blink {
 
-v8::Handle<v8::Value> toV8(EventTarget* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
-{
-    if (UNLIKELY(!impl))
-        return v8::Null(isolate);
-
-    if (impl->interfaceName() == EventTargetNames::DOMWindow)
-        return toV8(static_cast<DOMWindow*>(impl), creationContext, isolate);
-
-    v8::Local<v8::Value> wrapper = DOMDataStore::getWrapper(impl, isolate);
-    if (!wrapper.IsEmpty())
-        return wrapper;
-    return impl->wrap(creationContext, isolate);
-}
-
 void V8EventTarget::addEventListenerMethodEpilogueCustom(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
 {
     if (info.Length() >= 2 && info[1]->IsObject() && !impl->toNode())
         addHiddenValueToArray(info.GetIsolate(), info.Holder(), info[1], V8EventTarget::eventListenerCacheIndex);
 }
 
 void V8EventTarget::removeEventListenerMethodEpilogueCustom(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
 {
     if (info.Length() >= 2 && info[1]->IsObject() && !impl->toNode())
         removeHiddenValueFromArray(info.GetIsolate(), info.Holder(), info[1], V8EventTarget::eventListenerCacheIndex);
 }
 
 } // namespace blink