Eliminate SwapOut message parameters, keeping state in RVHM instead.

content/browser/web_contents/render_view_host_manager.h

 // 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.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 188 matching lines @@
 
   // Returns the currently showing interstitial, NULL if no interstitial is
   // showing.
   InterstitialPageImpl* interstitial_page() const { return interstitial_page_; }
 
   // RenderViewHostDelegate::RendererManagement implementation.
   virtual void ShouldClosePage(
       bool for_cross_site_transition,
       bool proceed,
       const base::TimeTicks& proceed_time) OVERRIDE;
-  virtual void OnCrossSiteResponse(int new_render_process_host_id,
-                                   int new_request_id) OVERRIDE;
 
   // NotificationObserver implementation.
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details) OVERRIDE;
 
   // Called when a RenderViewHost is about to be deleted.
   void RenderViewDeleted(RenderViewHost* rvh);
 
   // Returns whether the given RenderViewHost is on the list of swapped out
   // RenderViewHosts.
   bool IsOnSwappedOutList(RenderViewHost* rvh) const;
 
   // Returns the swapped out RenderViewHost for the given SiteInstance, if any.
   RenderViewHostImpl* GetSwappedOutRenderViewHost(SiteInstance* instance);
 
+  // Runs the unload handler in the current page, when we know that a pending
+  // cross-process navigation is going to commit.
+  void SwapOutOldPage();
+
  private:
   friend class RenderViewHostManagerTest;
   friend class TestWebContents;
 
   // 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
@@ skipping 83 matching lines @@
   InterstitialPageImpl* interstitial_page_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_RENDER_VIEW_HOST_MANAGER_H_