Get rid of a bunch of view_messages.h includes from chrome by making the TabContentsObserver inte...

chrome/browser/ui/blocked_content/blocked_content_tab_helper.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 CHROME_BROWSER_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_
 #define CHROME_BROWSER_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_
 #pragma once
 
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 #include "chrome/browser/ui/find_bar/find_notification_details.h"
@@ skipping 40 matching lines @@
   size_t GetBlockedContentsCount() const;
 
   // Returns the blocked TabContentsWrappers.  |blocked_contents| must
   // be non-NULL.
   void GetBlockedContents(
       std::vector<TabContentsWrapper*>* blocked_contents) const;
 
   // TabContentsObserver overrides:
   virtual void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
-      const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
+      const content::FrameNavigateParams& params) OVERRIDE;
 
  private:
   // Called when the blocked popup notification is shown or hidden.
   void PopupNotificationVisibilityChanged(bool visible);
 
   // Object that holds any blocked TabContents spawned from this TabContents.
   scoped_ptr<BlockedContentContainer> blocked_contents_;
 
   // Should we block all child TabContents this attempts to spawn.
   bool all_contents_blocked_;
 
   // Owning TabContentsWrapper.
   TabContentsWrapper* tab_contents_wrapper_;
 
   // Delegate for notifying our owner (usually Browser) about stuff. Not owned
   // by us.
   BlockedContentTabHelperDelegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(BlockedContentTabHelper);
 };
 
 #endif  // CHROME_BROWSER_UI_BLOCKED_CONTENT_BLOCKED_CONTENT_TAB_HELPER_H_