Change grow box computation back to a method on BrowserWindow

content/browser/tab_contents/tab_contents.h

Index: content/browser/tab_contents/tab_contents.h
diff --git a/content/browser/tab_contents/tab_contents.h b/content/browser/tab_contents/tab_contents.h
index 65519d6a301f32208c5c9527bb0a11aee268a0a5..104e5dd4b908b1e2c77b6bd6df1a7eeb2b5847a7 100644
--- a/content/browser/tab_contents/tab_contents.h
+++ b/content/browser/tab_contents/tab_contents.h
@@ -225,6 +225,7 @@ class CONTENT_EXPORT TabContents
   virtual TabContents* GetAsTabContents() OVERRIDE;
   virtual WebContents* GetAsWebContents() OVERRIDE;
   virtual content::ViewType GetRenderViewType() const OVERRIDE;
+  virtual gfx::Rect GetRootWindowResizerRect() const OVERRIDE;
   virtual void RenderViewCreated(RenderViewHost* render_view_host) OVERRIDE;
   virtual void RenderViewReady(RenderViewHost* render_view_host) OVERRIDE;
   virtual void RenderViewGone(RenderViewHost* render_view_host,
@@ -418,6 +419,7 @@ class CONTENT_EXPORT TabContents
   void OnSaveURL(const GURL& url);
   void OnEnumerateDirectory(int request_id, const FilePath& path);
   void OnJSOutOfMemory();
+
   void OnRegisterProtocolHandler(const std::string& protocol,
                                  const GURL& url,
                                  const string16& title);