Have Frame::script() return a reference

Source/bindings/v8/ScriptController.cpp

 /*
  * Copyright (C) 2008, 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Apple 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.
@@ skipping 275 matching lines @@
 }
 
 TextPosition ScriptController::eventHandlerPosition() const
 {
     ScriptableDocumentParser* parser = m_frame->document()->scriptableDocumentParser();
     if (parser)
         return parser->textPosition();
     return TextPosition::minimumPosition();
 }
 
-static inline v8::Local<v8::Context> contextForWorld(ScriptController* scriptController, DOMWrapperWorld* world)
+static inline v8::Local<v8::Context> contextForWorld(ScriptController& scriptController, DOMWrapperWorld* world)
 {
-    return scriptController->windowShell(world)->context();
+    return scriptController.windowShell(world)->context();
 }
 
 v8::Local<v8::Context> ScriptController::currentWorldContext()
 {
     if (!v8::Context::InContext())
-        return contextForWorld(this, mainThreadNormalWorld());
+        return contextForWorld(*this, mainThreadNormalWorld());
 
     v8::Handle<v8::Context> context = v8::Context::GetEntered();
     DOMWrapperWorld* isolatedWorld = DOMWrapperWorld::isolatedWorld(context);
     if (!isolatedWorld)
-        return contextForWorld(this, mainThreadNormalWorld());
+        return contextForWorld(*this, mainThreadNormalWorld());
 
     Frame* frame = toFrameIfNotDetached(context);
     if (m_frame == frame)
         return v8::Local<v8::Context>::New(m_isolate, context);
 
-    return contextForWorld(this, isolatedWorld);
+    return contextForWorld(*this, isolatedWorld);
 }
 
 v8::Local<v8::Context> ScriptController::mainWorldContext()
 {
-    return contextForWorld(this, mainThreadNormalWorld());
+    return contextForWorld(*this, mainThreadNormalWorld());
 }
 
 v8::Local<v8::Context> ScriptController::mainWorldContext(Frame* frame)
 {
     if (!frame)
         return v8::Local<v8::Context>();
 
     return contextForWorld(frame->script(), mainThreadNormalWorld());
 }
 
@@ skipping 368 matching lines @@
         v8Results = evaluateHandleScope.Close(resultArray);
     }
 
     if (results && !v8Results.IsEmpty()) {
         for (size_t i = 0; i < v8Results->Length(); ++i)
             results->append(ScriptValue(v8Results->Get(i), m_isolate));
     }
 }
 
 } // namespace WebCore