Move creation and ownership of ResourceDispatcherHost and PluginService to content. This gives a ...

content/browser/tab_contents/tab_contents.cc

 // 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.
 
 #include "content/browser/tab_contents/tab_contents.h"
 
 #include <cmath>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
@@ skipping 2037 matching lines @@
     web_prefs.accelerated_2d_canvas_enabled = false;
   }
 
   return web_prefs;
 }
 
 void TabContents::OnUserGesture() {
   // Notify observers.
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, DidGetUserGesture());
 
-  ResourceDispatcherHost* rdh =
-      content::GetContentClient()->browser()->GetResourceDispatcherHost();
-  if (rdh)  // NULL in unittests.
-    rdh->OnUserGesture(this);
+  ResourceDispatcherHost::Get()->OnUserGesture(this);
 }
 
 void TabContents::OnIgnoredUIEvent() {
   // Notify observers.
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, DidGetIgnoredUIEvent());
 }
 
 void TabContents::RendererUnresponsive(RenderViewHost* rvh,
                                        bool is_during_unload) {
   // Don't show hung renderer dialog for a swapped out RVH.
@@ skipping 162 matching lines @@
   encoding_ = content::GetContentClient()->browser()->
       GetCanonicalEncodingNameByAliasName(encoding);
 }
 
 void TabContents::CreateViewAndSetSizeForRVH(RenderViewHost* rvh) {
   RenderWidgetHostView* rwh_view = GetView()->CreateViewForWidget(rvh);
   // Can be NULL during tests.
   if (rwh_view)
     rwh_view->SetSize(GetView()->GetContainerSize());
 }