Add support for invoking the Windows 8 metro style hung renderer dialog box. The dialog box

chrome/browser/ui/views/hung_renderer_view.h

Index: chrome/browser/ui/views/hung_renderer_view.h
===================================================================
--- chrome/browser/ui/views/hung_renderer_view.h	(revision 147919)
+++ chrome/browser/ui/views/hung_renderer_view.h	(working copy)
@@ -121,6 +121,13 @@
   // HungPagesTableModel::Delegate overrides:
   virtual void TabDestroyed() OVERRIDE;
 
+  // Helper 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(WebContents* contents);
+
  protected:
   HungRendererDialogView();
   virtual ~HungRendererDialogView();
@@ -130,9 +137,6 @@
                                     views::View* parent,
                                     views::View* child) OVERRIDE;
 
-  // Returns true if the frame is in the foreground.
-  bool IsFrameActive(WebContents* contents);
-
   static HungRendererDialogView* g_instance_;
 
  private: