alternate ntp: fix content origin when overlay shrinks to shorter than top bars

chrome/browser/ui/views/frame/contents_container.h

 // Copyright 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 CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_CONTAINER_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_CONTAINER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 14 matching lines @@
 
 // ContentsContainer is responsible for managing the WebContents views.
 // ContentsContainer has up to two children: one for the currently active
 // WebContents and one for Instant's WebContents.
 class ContentsContainer : public views::View,
                           public content::NotificationObserver {
  public:
   // Internal class name
   static const char kViewClassName[];
 
-  explicit ContentsContainer(views::WebView* active);
+  explicit ContentsContainer(views::WebView* active,

[sky, 2013/04/15 23:39:57]

no explicit.

[kuan, 2013/04/15 23:45:38]

Done.

+                             views::View* browser_view);
   virtual ~ContentsContainer();
 
   // Makes the overlay view the active view and nulls out the old active view.
   // The caller must delete or remove the old active view separately.
   void MakeOverlayContentsActiveContents();
 
   // Sets the overlay view. This does not delete the old.
   void SetOverlay(views::WebView* overlay,
                   content::WebContents* overlay_web_contents,
                   int height,
@@ skipping 33 matching lines @@
   // Overridden from views::View:
   virtual void Layout() OVERRIDE;
   virtual std::string GetClassName() const OVERRIDE;
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   views::WebView* active_;
+  views::View* browser_view_;
   views::WebView* overlay_;
   scoped_ptr<views::View> shadow_view_;
   content::WebContents* overlay_web_contents_;
   bool draw_drop_shadow_;
 
   // The margin between the top and the active view. This is used to make the
   // overlay overlap the bookmark bar on the new tab page.
   int active_top_margin_;
 
   // The desired height of the overlay and units.
   int overlay_height_;
   InstantSizeUnits overlay_height_units_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentsContainer);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_CONTENTS_CONTAINER_H_