Remove some RenderProcessHost::IsGuest call sites

chrome/browser/task_manager/extension_information.cc

 // Copyright 2014 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/task_manager/extension_information.h"
 
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/guest_view/guest_view_base.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/task_manager/renderer_resource.h"
 #include "chrome/browser/task_manager/task_manager_util.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/process_manager.h"
@@ skipping 120 matching lines @@
         if (CheckOwnership(web_contents))
           callback.Run(web_contents);
       }
     }
   }
 }
 
 bool ExtensionInformation::CheckOwnership(WebContents* web_contents) {
   // Don't add WebContents that belong to a guest (those are handled by
   // GuestInformation). Otherwise they will be added twice.
-  if (web_contents->GetRenderProcessHost()->IsGuest())
+  if (GuestViewBase::IsGuest(web_contents))
     return false;
 
   // Extension WebContents tracked by this class will always host extension
   // content.
   if (!GetExtensionForWebContents(web_contents))
     return false;
 
   extensions::ViewType view_type = extensions::GetViewType(web_contents);
 
   // Don't add tab contents (those are handled by TabContentsResourceProvider)
@@ skipping 10 matching lines @@
   const Extension* extension = GetExtensionForWebContents(web_contents);
   if (!extension) {
     NOTREACHED();
     return scoped_ptr<RendererResource>();
   }
   return scoped_ptr<RendererResource>(new ExtensionProcessResource(
       extension, web_contents->GetRenderViewHost()));
 }
 
 }  // namespace task_manager