Make command-zero reset page scale in addition to zoom level

content/public/browser/web_contents.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 512 matching lines @@
   // Opens view-source tab for this contents.
   virtual void ViewSource() = 0;
 
   virtual void ViewFrameSource(const GURL& url,
                                const PageState& page_state)= 0;
 
   // Gets the minimum/maximum zoom percent.
   virtual int GetMinimumZoomPercent() const = 0;
   virtual int GetMaximumZoomPercent() const = 0;
 
+  virtual void ResetPageScale() = 0;
+
   // Gets the preferred size of the contents.
   virtual gfx::Size GetPreferredSize() const = 0;
 
   // Called when the reponse to a pending mouse lock request has arrived.
   // Returns true if |allowed| is true and the mouse has been successfully
   // locked.
   virtual bool GotResponseToLockMouseRequest(bool allowed) = 0;
 
   // Called when the user has selected a color in the color chooser.
   virtual void DidChooseColorInColorChooser(SkColor color) = 0;
@@ skipping 81 matching lines @@
 
  private:
   // This interface should only be implemented inside content.
   friend class WebContentsImpl;
   WebContents() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_