Make TabContents own its infobar delegates....

chrome/browser/ui/views/infobars/extension_infobar.h

Index: chrome/browser/ui/views/infobars/extension_infobar.h
===================================================================
--- chrome/browser/ui/views/infobars/extension_infobar.h	(revision 65711)
+++ chrome/browser/ui/views/infobars/extension_infobar.h	(working copy)
@@ -25,7 +25,6 @@
 class ExtensionInfoBar : public InfoBar,
                          public ExtensionView::Container,
                          public ImageLoadingTracker::Observer,
-                         public ExtensionInfoBarDelegate::DelegateObserver,
                          public views::ViewMenuDelegate {
  public:
   explicit ExtensionInfoBar(ExtensionInfoBarDelegate* delegate);
@@ -40,12 +39,10 @@
   virtual void Layout();
 
   // Overridden from ImageLoadingTracker::Observer:
-  virtual void OnImageLoaded(
-      SkBitmap* image, ExtensionResource resource, int index);
+  virtual void OnImageLoaded(SkBitmap* image,
+                             ExtensionResource resource,
+                             int index);
 
-  // Overridden from ExtensionInfoBarDelegate::DelegateObserver:
-  virtual void OnDelegateDeleted();
-
   // Overridden from views::ViewMenuDelegate:
   virtual void RunMenu(View* source, const gfx::Point& pt);
 
@@ -56,8 +53,6 @@
 
   NotificationRegistrar notification_registrar_;
 
-  ExtensionInfoBarDelegate* delegate_;
-
   // The dropdown menu for accessing the contextual extension actions.
   scoped_refptr<ExtensionContextMenuModel> options_menu_contents_;
   scoped_ptr<views::Menu2> options_menu_menu_;