Fixes GetContainerBounds in tab_contents_view_mac.mm

content/browser/tab_contents/tab_contents_view.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 CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_VIEW_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_VIEW_H_
 #pragma once
 
 #include <string>
 
@@ skipping 31 matching lines @@
   // Returns the native widget with the main content of the tab (i.e. the main
   // render view host, though there may be many popups in the tab as children of
   // the container).
   virtual gfx::NativeView GetContentNativeView() const = 0;
 
   // Returns the outermost native view. This will be used as the parent for
   // dialog boxes.
   virtual gfx::NativeWindow GetTopLevelNativeWindow() const = 0;
 
   // Computes the rectangle for the native widget that contains the contents of
-  // the tab relative to its parent.
+  // the tab in the screen coordinate system.
   virtual void GetContainerBounds(gfx::Rect *out) const = 0;
 
   // Helper function for GetContainerBounds. Most callers just want to know the
   // size, and this makes it more clear.
   gfx::Size GetContainerSize() const {
     gfx::Rect rc;
     GetContainerBounds(&rc);
     return gfx::Size(rc.width(), rc.height());
   }
 
@@ skipping 66 matching lines @@
   virtual void RemoveOverlayView() = 0;
 
  protected:
   TabContentsView();  // Abstract interface.
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TabContentsView);
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_VIEW_H_