Create MetroViewerProcessHost as a common base for TestMetroViewerProcessHost and ChromeMetroViewer…

chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc

 // Copyright 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/metro_viewer/metro_viewer_process_host_win.h"
+#include "chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.h"
 
 #include "base/logging.h"
+#include "base/memory/ref_counted.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_process_platform_part_aurawin.h"
 #include "chrome/browser/ui/ash/ash_init.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/web_contents.h"
-#include "ipc/ipc_channel_proxy.h"
 #include "ui/aura/remote_root_window_host_win.h"
-#include "ui/metro_viewer/metro_viewer_messages.h"
 #include "ui/surface/accelerated_surface_win.h"
 
 namespace {
 
 void CloseOpenAshBrowsers() {
   BrowserList* browser_list =
       BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_ASH);
   if (browser_list) {
     for (BrowserList::const_iterator i = browser_list->begin();
          i != browser_list->end(); ++i) {
       Browser* browser = *i;
       browser->window()->Close();
       // If the attempt to Close the browser fails due to unload handlers on
       // the page or in progress downloads, etc, destroy all tabs on the page.
       while (browser->tab_strip_model()->count())
         delete browser->tab_strip_model()->GetWebContentsAt(0);
     }
   }
 }
 
 }  // namespace
 
-
-MetroViewerProcessHost::MetroViewerProcessHost(
-    const std::string& ipc_channel_name) {
+ChromeMetroViewerProcessHost::ChromeMetroViewerProcessHost(
+    const std::string& ipc_channel_name)
+        : MetroViewerProcessHost(
+              ipc_channel_name,
+              content::BrowserThread::GetMessageLoopProxyForThread(
+                  content::BrowserThread::IO)) {
   g_browser_process->AddRefModule();
-  channel_.reset(new IPC::ChannelProxy(
-      ipc_channel_name.c_str(),
-      IPC::Channel::MODE_NAMED_SERVER,
-      this,
-      content::BrowserThread::GetMessageLoopProxyForThread(
-          content::BrowserThread::IO)));
 }
 
-MetroViewerProcessHost::~MetroViewerProcessHost() {
-}
-
-base::ProcessId MetroViewerProcessHost::GetViewerProcessId() {
-  if (channel_)
-    return channel_->peer_pid();
-  return base::kNullProcessId;
-}
-
-bool MetroViewerProcessHost::Send(IPC::Message* msg) {
-  return channel_->Send(msg);
-}
-
-bool MetroViewerProcessHost::OnMessageReceived(const IPC::Message& message) {
-  DCHECK(CalledOnValidThread());
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(MetroViewerProcessHost, message)
-    IPC_MESSAGE_HANDLER(MetroViewerHostMsg_SetTargetSurface, OnSetTargetSurface)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled ? true :
-      aura::RemoteRootWindowHostWin::Instance()->OnMessageReceived(message);
-}
-
-void  MetroViewerProcessHost::OnChannelError() {
+void  ChromeMetroViewerProcessHost::OnChannelError() {
   // TODO(cpu): At some point we only close the browser. Right now this
   // is very convenient for developing.
   DLOG(INFO) << "viewer channel error : Quitting browser";
   aura::RemoteRootWindowHostWin::Instance()->Disconnected();
   g_browser_process->ReleaseModule();
   CloseOpenAshBrowsers();
   chrome::CloseAsh();
   // Tell the rest of Chrome about it.
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_ASH_SESSION_ENDED,
       content::NotificationService::AllSources(),
       content::NotificationService::NoDetails());
 
   // This will delete the MetroViewerProcessHost object. Don't access member
   // variables/functions after this call.
   g_browser_process->platform_part()->OnMetroViewerProcessTerminated();
 }
 
-void MetroViewerProcessHost::OnSetTargetSurface(
+void ChromeMetroViewerProcessHost::OnSetTargetSurface(
     gfx::NativeViewId target_surface) {
   DLOG(INFO) << __FUNCTION__ << ", target_surface = " << target_surface;
   HWND hwnd = reinterpret_cast<HWND>(target_surface);
   chrome::OpenAsh();
   scoped_refptr<AcceleratedPresenter> any_window =
       AcceleratedPresenter::GetForWindow(NULL);
   any_window->SetNewTargetWindow(hwnd);
   aura::RemoteRootWindowHostWin::Instance()->Connected(this);
   // Tell the rest of Chrome that Ash is running.
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_ASH_SESSION_STARTED,
       content::NotificationService::AllSources(),
       content::NotificationService::NoDetails());
 }