Avoids sending about: URLs to DOM UI renderers in process-per-tab....

chrome/browser/tab_contents/render_view_host_manager.h

 // Copyright (c) 2010 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_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 #define CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
@@ skipping 152 matching lines @@
   virtual void ShouldClosePage(bool for_cross_site_transition, bool proceed);
   virtual void OnCrossSiteResponse(int new_render_process_host_id,
                                    int new_request_id);
   virtual void OnCrossSiteNavigationCanceled();
 
   // Called when a RenderViewHost is about to be deleted.
   void RenderViewDeleted(RenderViewHost* rvh);
 
  private:
   friend class TestTabContents;
+  friend class RenderViewHostManagerTest;
 
   // Returns whether this tab should transition to a new renderer for
   // cross-site URLs.  Enabled unless we see the --process-per-tab command line
   // switch.  Can be overridden in unit tests.
   bool ShouldTransitionCrossSite();
 
   // Returns true if the two navigation entries are incompatible in some way
   // other than site instances. Cases where this can happen include DOM UI
   // to regular web pages. It will cause us to swap RenderViewHosts (and hence
   // RenderProcessHosts) even if the site instance would otherwise be the same.
@@ skipping 69 matching lines @@
 };
 
 // The "details" for a NOTIFY_RENDER_VIEW_HOST_CHANGED notification. The old
 // host can be NULL when the first RenderViewHost is set.
 struct RenderViewHostSwitchedDetails {
   RenderViewHost* old_host;
   RenderViewHost* new_host;
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_