Remove a bunch of trivial render_view_host_delegate.h includes in chrome.

chrome/browser/content_settings/tab_specific_content_settings.cc

 // 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.
 
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 
 #include <list>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 10 matching lines @@
 #include "chrome/browser/cookies_tree_model.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_view_host.h"
-#include "content/public/browser/render_view_host_delegate.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "webkit/fileapi/file_system_types.h"
 
 using content::BrowserThread;
 using content::NavigationController;
 using content::NavigationEntry;
 using content::RenderViewHost;
 using content::WebContents;
 
@@ skipping 38 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   RenderViewHost* view = RenderViewHost::FromID(
       render_process_id, render_view_id);
   if (!view)
     return NULL;
   // We loop through the tab contents and compare them with |view|, instead of
   // getting the RVH from each tab contents and comparing its IDs because the
   // latter will miss provisional RenderViewHosts.
   for (TabSpecificList::iterator i = g_tab_specific.Get().begin();
        i != g_tab_specific.Get().end(); ++i) {
-    if (view->GetDelegate()->GetAsWebContents() == (*i)->web_contents())
+    if (WebContents::FromRenderViewHost(view) == (*i)->web_contents())
       return (*i);
   }
 
   return NULL;
 }
 
 // static
 void TabSpecificContentSettings::CookiesRead(int render_process_id,
                                              int render_view_id,
                                              const GURL& url,
@@ skipping 412 matching lines @@
 }
 
 void TabSpecificContentSettings::RemoveSiteDataObserver(
     SiteDataObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 void TabSpecificContentSettings::NotifySiteDataObservers() {
    FOR_EACH_OBSERVER(SiteDataObserver, observer_list_, OnSiteDataAccessed());
 }