Remove hung renderer dialog black border.

chrome/browser/ui/views/hung_renderer_view.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 CHROME_BROWSER_UI_VIEWS_HUNG_RENDERER_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_HUNG_RENDERER_VIEW_H_
 
 #include "base/memory/scoped_vector.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "content/public/browser/web_contents_observer.h"
@@ skipping 86 matching lines @@
 };
 
 // This class displays a dialog which contains information about a hung
 // renderer process.
 class HungRendererDialogView : public views::DialogDelegateView,
                                public views::ButtonListener,
                                public HungPagesTableModel::Delegate {
  public:
   // Factory function for creating an instance of the HungRendererDialogView
   // class. At any given point only one instance can be active.
-  static HungRendererDialogView* Create();
+  static HungRendererDialogView* Create(gfx::NativeView context);
 
   // Returns a pointer to the singleton instance if any.
   static HungRendererDialogView* GetInstance();
 
   // Platform specific function to kill the renderer process identified by the
   // handle passed in.
   static void KillRendererProcess(base::ProcessHandle process_handle);
 
   // Returns true if the frame is in the foreground.
   static bool IsFrameActive(content::WebContents* contents);
@@ skipping 49 matching lines @@
   // Whether or not we've created controls for ourself.
   bool initialized_;
 
   // An amusing icon image.
   static gfx::ImageSkia* frozen_icon_;
 
   DISALLOW_COPY_AND_ASSIGN(HungRendererDialogView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_HUNG_RENDERER_VIEW_H_