Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/extensions/extension_function_dispatcher.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_function_dispatcher.h"
 
 #include <map>
 
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/ref_counted.h"
@@ skipping 653 matching lines @@
   // If the delegate has an associated browser, that is always the right answer.
   if (browser)
     return browser;
 
   // Otherwise, try to default to a reasonable browser. If |include_incognito|
   // is true, we will also search browsers in the incognito version of this
   // profile. Note that the profile may already be incognito, in which case
   // we will search the incognito version only, regardless of the value of
   // |include_incognito|.
   Profile* profile = Profile::FromBrowserContext(
-      render_view_host->process()->GetBrowserContext());
+      render_view_host->GetProcess()->GetBrowserContext());
   browser = BrowserList::FindAnyBrowser(profile, include_incognito);
 
   // NOTE(rafaelw): This can return NULL in some circumstances. In particular,
   // a background_page onload chrome.tabs api call can make it into here
   // before the browser is sufficiently initialized to return here.
   // A similar situation may arise during shutdown.
   // TODO(rafaelw): Delay creation of background_page until the browser
   // is available. http://code.google.com/p/chromium/issues/detail?id=13284
   return browser;
 }
 
 void ExtensionFunctionDispatcher::Dispatch(
     const ExtensionHostMsg_Request_Params& params,
     RenderViewHost* render_view_host) {
   ExtensionService* service = profile()->GetExtensionService();
   extensions::ProcessMap* process_map = service->process_map();
   if (!service || !process_map)
     return;
 
   const Extension* extension = service->extensions()->GetByID(
       params.extension_id);
   if (!extension)
     extension = service->extensions()->GetHostedAppByURL(ExtensionURLInfo(
         WebSecurityOrigin::createFromString(params.source_origin),
         params.source_url));
 
   scoped_refptr<ExtensionFunction> function(
       CreateExtensionFunction(params, extension,
-                              render_view_host->process()->GetID(),
+                              render_view_host->GetProcess()->GetID(),
                               *(service->process_map()),
                               profile(), render_view_host,
-                              render_view_host->routing_id()));
+                              render_view_host->GetRoutingID()));
   if (!function) {
     LogFailure(extension, params.name, kAccessDenied);
     return;
   }
 
   UIThreadExtensionFunction* function_ui =
       function->AsUIThreadExtensionFunction();
   if (!function_ui) {
     NOTREACHED();
     return;
@@ skipping 73 matching lines @@
   return function;
 }
 
 // static
 void ExtensionFunctionDispatcher::SendAccessDenied(
     IPC::Message::Sender* ipc_sender, int routing_id, int request_id) {
   ipc_sender->Send(new ExtensionMsg_Response(
       routing_id, request_id, false, std::string(),
       "Access to extension API denied."));
 }