Move blocked content from TabContents to TabContentsWrapper.

content/browser/tab_contents/tab_contents_delegate.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_DELEGATE_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_DELEGATE_H_
 #pragma once
 
 #include <string>
 
@@ skipping 91 matching lines @@
 
   // Causes the delegate to detach |source| and clean up any internal data
   // pointing to it.  After this call ownership of |source| passes to the
   // caller, and it is safe to call "source->set_delegate(someone_else);".
   virtual void DetachContents(TabContents* source);
 
   // Called to determine if the TabContents is contained in a popup window.
   virtual bool IsPopup(const TabContents* source) const;
 
   // If |source| is constrained, returns the tab containing it.  Otherwise
-  // returns |source|.
+  // returns |source|. TODO(avi): Remove in favor of GetConstrainingContents on
+  // ContentSettingsTabHelperDelegate once uses of it in TabContents are
+  // removed.
   virtual TabContents* GetConstrainingContents(TabContents* source);
 
   // Returns true if constrained windows should be focused. Default is true.
   virtual bool ShouldFocusConstrainedWindow();
 
   // Invoked prior to the TabContents showing a constrained window.
   virtual void WillShowConstrainedWindow(TabContents* source);
 
   // Notification that the target URL has changed.
   virtual void UpdateTargetURL(TabContents* source, const GURL& url) = 0;
@@ skipping 184 matching lines @@
   virtual bool ShouldShowHungRendererDialog();
 
   // Notification that a worker associated with this tab has crashed.
   virtual void WorkerCrashed();
 
  protected:
   virtual ~TabContentsDelegate();
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_DELEGATE_H_