Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/extensions/extension_host.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 "chrome/browser/extensions/extension_host.h"
 
 #include <list>
 
 #include "base/bind.h"
 #include "base/memory/singleton.h"
@@ skipping 166 matching lines @@
 
 void ExtensionHost::CreateViewWithoutBrowser() {
   CreateView(NULL);
 }
 
 WebContents* ExtensionHost::GetAssociatedWebContents() const {
   return associated_web_contents_;
 }
 
 content::RenderProcessHost* ExtensionHost::render_process_host() const {
-  return render_view_host()->process();
+  return render_view_host()->GetProcess();
 }
 
 RenderViewHost* ExtensionHost::render_view_host() const {
   // TODO(mpcomplete): This can be NULL. How do we handle that?
   return render_view_host_;
 }
 
 bool ExtensionHost::IsRenderViewLive() const {
   return render_view_host()->IsRenderViewLive();
 }
@@ skipping 290 matching lines @@
       extension_host_type_ == chrome::VIEW_TYPE_EXTENSION_INFOBAR) {
     render_view_host->EnablePreferredSizeMode();
   }
 
   // If the host is bound to a browser, then extract its window id.
   // Extensions hosted in ExternalTabContainer objects may not have
   // an associated browser.
   const Browser* browser = GetBrowser();
   if (browser) {
     render_view_host->Send(new ExtensionMsg_UpdateBrowserWindowId(
-        render_view_host->routing_id(),
+        render_view_host->GetRoutingID(),
         ExtensionTabUtil::GetWindowId(browser)));
   }
 }
 
 void ExtensionHost::RenderViewDeleted(RenderViewHost* render_view_host) {
   // If our RenderViewHost is deleted, fall back to the host_contents' current
   // RVH. There is sometimes a small gap between the pending RVH being deleted
   // and RenderViewCreated being called, so we update it here.
   if (render_view_host == render_view_host_)
     render_view_host_ = host_contents_->GetRenderViewHost();
@@ skipping 60 matching lines @@
   params.user_gesture = user_gesture;
   browser::Navigate(&params);
 }
 
 void ExtensionHost::RenderViewReady() {
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSION_HOST_CREATED,
       content::Source<Profile>(profile_),
       content::Details<ExtensionHost>(this));
 }