Move render_view_host_delegate.h out of content/public.

chrome/test/base/ui_test_utils.cc

Index: chrome/test/base/ui_test_utils.cc
===================================================================
--- chrome/test/base/ui_test_utils.cc	(revision 138799)
+++ chrome/test/base/ui_test_utils.cc	(working copy)
@@ -55,7 +55,6 @@
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.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_observer.h"
 #include "content/public/browser/web_contents_view.h"
@@ -100,7 +99,7 @@
  public:
   explicit DOMOperationObserver(RenderViewHost* render_view_host)
       : content::WebContentsObserver(
-            render_view_host->GetDelegate()->GetAsWebContents()),
+            WebContents::FromRenderViewHost(render_view_host)),
         did_respond_(false) {
     registrar_.Add(this, content::NOTIFICATION_DOM_OPERATION_RESPONSE,
                    content::Source<RenderViewHost>(render_view_host));