Cleanup: Remove unneeded base/file_util.h includes in content.

content/browser/renderer_host/render_view_host_manager_browsertest.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 "base/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/common/content_constants_internal.h"
 #include "content/public/browser/navigation_controller.h"
@@ skipping 1027 matching lines @@
          iter != observers_.end(); ++iter) {
       (*iter)->ClearParent();
     }
   }
   void AddObserverToRVH(RenderViewHost* rvh) {
     observers_.push_back(new RVHObserver(this, rvh));
   }
   size_t GetNumObservers() const {
     return observers_.size();
   }
+
  private:
   friend class RVHObserver;
   class RVHObserver : public RenderViewHostObserver {
    public:
     RVHObserver(RenderViewHostObserverArray* parent, RenderViewHost* rvh)
         : RenderViewHostObserver(rvh),
           parent_(parent) {
     }
     virtual void RenderViewHostDestroyed(RenderViewHost* rvh) OVERRIDE {
       if (parent_)
@@ skipping 137 matching lines @@
   NavigateToURL(shell(), https_server.GetURL("files/title1.html"));
 
   // Make sure it ends up at the right page.
   WaitForLoadStop(shell()->web_contents());
   EXPECT_EQ(https_server.GetURL("files/title1.html"),
             shell()->web_contents()->GetURL());
   EXPECT_EQ(new_site_instance, shell()->web_contents()->GetSiteInstance());
 }
 
 }  // namespace content