Qualify RuntimeEnabledFeatures.h and remove unnecessary include dir.

Source/bindings/v8/custom/V8CustomEventCustom.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 13 matching lines @@
  * 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 "bindings/core/v8/V8CustomEvent.h"
 
-#include "RuntimeEnabledFeatures.h"
 #include "bindings/core/v8/V8Event.h"
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/SerializedScriptValue.h"
 #include "bindings/v8/V8Binding.h"
 #include "bindings/v8/V8DOMWrapper.h"
 #include "bindings/v8/V8HiddenValue.h"
 #include "core/dom/ContextFeatures.h"
+#include "platform/RuntimeEnabledFeatures.h"
 
 namespace WebCore {
 
 static v8::Handle<v8::Value> cacheState(v8::Handle<v8::Object> customEvent, v8::Handle<v8::Value> detail, v8::Isolate* isolate)
 {
     V8HiddenValue::setHiddenValue(isolate, customEvent, V8HiddenValue::detail(isolate), detail);
     return detail;
 }
 
 
@@ skipping 38 matching lines @@
     event->initEvent(typeArg, canBubbleArg, cancelableArg);
 
     if (!detailsArg.IsEmpty()) {
         V8HiddenValue::setHiddenValue(info.GetIsolate(), info.Holder(), V8HiddenValue::detail(info.GetIsolate()), detailsArg);
         if (DOMWrapperWorld::current(info.GetIsolate()).isIsolatedWorld())
             event->setSerializedDetail(SerializedScriptValue::createAndSwallowExceptions(detailsArg, info.GetIsolate()));
     }
 }
 
 } // namespace WebCore