Don't use process isolation for bookmark apps.

chrome/renderer/chrome_content_renderer_client.h

 // 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.
 
 #ifndef CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #pragma once
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "content/public/renderer/content_renderer_client.h"
 
 class ChromeRenderProcessObserver;
+class Extension;
 class ExtensionDispatcher;
+class ExtensionSet;
 class RendererHistogramSnapshots;
 class RendererNetPredictor;
 class RendererTracking;
 class SpellCheck;
 class SpellCheckProvider;
 class VisitedLinkSlave;
 
 namespace safe_browsing {
 class PhishingClassifierFilter;
 }
@@ skipping 91 matching lines @@
       content::RenderView* render_view,
       WebKit::WebFrame* frame,
       const webkit::WebPluginInfo& plugin,
       const WebKit::WebPluginParams& params,
       const webkit::npapi::PluginGroup* group,
       int resource_id,
       int message_id,
       bool is_blocked_for_prerendering,
       bool allow_loading);
 
+  // Returns the extension for the given URL.  Excludes extension objects for
+  // bookmark apps, which do not use the app process model.
+  const Extension* GetNonBookmarkAppExtension(const ExtensionSet* extensions,
+                                              const GURL& url);
+
   // Returns true if the frame is navigating to an URL either into or out of an
   // extension app's extent.
   bool CrossesExtensionExtents(WebKit::WebFrame* frame,
                                const GURL& new_url,
                                bool is_initial_navigation);
 
   // Returns true if the NaCl plugin can be created. If it returns true, as a
   // side effect, it may add special attributes to params.
   bool IsNaClAllowed(const webkit::WebPluginInfo& plugin,
                      const GURL& url,
@@ skipping 11 matching lines @@
   // The SpellCheckProvider is a RenderViewObserver, and handles its own
   // destruction.
   SpellCheckProvider* spellcheck_provider_;
   scoped_ptr<VisitedLinkSlave> visited_link_slave_;
   scoped_ptr<safe_browsing::PhishingClassifierFilter> phishing_classifier_;
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_