Ensure zoom level is not updated if main frame is WebRemoteFrame.

third_party/WebKit/public/web/WebLeakDetector.h

 /*
  * Copyright (C) 2014 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 61 matching lines @@
     //
     // |WebLeakDetectorClient::onLeakDetectionComplete()| is called
     // with the result of the (leaked) resource counting.
     //
     // By separating into two, the caller is able to inject any
     // additional releasing of resources needed before the garbage
     // collections go ahead.
 
     // Perform initial stage of preparing for leak detection,
     // releasing references to resources held globally.
-    virtual void prepareForLeakDetection(WebLocalFrame*) = 0;
+    virtual void prepareForLeakDetection() = 0;
 
     // Garbage collect Blink's heaps and report leak counts.
     // |WebLeakDetectorClient::onLeakDetectionComplete()| is called
     // upon completion.
     virtual void collectGarbageAndReport() = 0;
 };
 
 } // namespace blink
 
 #endif // WebLeakDetector_h