Have Frame::loader() return a reference

Source/bindings/v8/V8Binding.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 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 504 matching lines @@
 
     if (!context->HasOutOfMemoryException())
         return false;
 
     // Warning, error, disable JS for this frame?
     Frame* frame = toFrameIfNotDetached(context);
     if (!frame)
         return true;
 
     frame->script().clearForOutOfMemory();
-    frame->loader()->client()->didExhaustMemoryAvailableForScript();
+    frame->loader().client()->didExhaustMemoryAvailableForScript();
 
     if (Settings* settings = frame->settings())
         settings->setScriptEnabled(false);
 
     return true;
 }
 
 v8::Local<v8::Value> handleMaxRecursionDepthExceeded(v8::Isolate* isolate)
 {
     throwError(v8RangeError, "Maximum call stack size exceeded.", isolate);
@@ skipping 67 matching lines @@
         return mainThreadIsolate();
     return v8::Isolate::GetCurrent();
 }
 
 v8::Isolate* toIsolate(Frame* frame)
 {
     return frame->script().isolate();
 }
 
 } // namespace WebCore