Provisional fix for WebFrame API change upstream.

webkit/mocks/mock_webframe.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_MOCKS_MOCK_WEBFRAME_H_
 #define WEBKIT_MOCKS_MOCK_WEBFRAME_H_
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
@@ skipping 179 matching lines @@
   virtual void cancelPendingScopingEffort();
   virtual void increaseMatchCount(int count, int identifier);
   virtual void resetMatchCount();
   virtual bool registerPasswordListener(
       WebInputElement,
       WebPasswordAutocompleteListener*);
   virtual void notifiyPasswordListenerOfAutocomplete(
       const WebInputElement&);
   virtual WebString contentAsText(size_t maxChars) const;
   virtual WebString contentAsMarkup() const;
+  virtual WebString renderTreeAsText(bool showDebugInfo) const;
   virtual WebString renderTreeAsText() const;
   virtual WebString counterValueForElementById(const WebString& id) const;
   virtual WebString markerTextForListItem(const WebElement&) const;
   virtual int pageNumberForElementById(const WebString& id,
                                        float pageWidthInPixels,
                                        float pageHeightInPixels) const;
   virtual WebRect selectionBoundsRect() const;
   virtual bool selectionStartHasSpellingMarkerFor(int from, int length) const;
   virtual bool pauseSVGAnimation(const WebString& animationId,
                                  double time,
                                  const WebString& elementId);
+  virtual WebString layerTreeAsText(bool showDebugInfo) const;
   virtual WebString layerTreeAsText() const;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockWebFrame);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_MOCKS_MOCK_WEBFRAME_H_