Revert 236048 "Rename RootWindowHost* to WindowTreeHost*"

trunk/src/chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc

Index: trunk/src/chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc
===================================================================
--- trunk/src/chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc	(revision 236090)
+++ trunk/src/chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc	(working copy)
@@ -76,7 +76,7 @@
   // connected.
   ::SetEnvironmentVariableA(env_vars::kMetroConnected, NULL);
 
-  aura::RemoteWindowTreeHostWin::Instance()->Disconnected();
+  aura::RemoteRootWindowHostWin::Instance()->Disconnected();
   g_browser_process->ReleaseModule();
   CloseOpenAshBrowsers();
   chrome::CloseAsh();
@@ -107,7 +107,7 @@
     gfx::NativeViewId target_surface) {
   HWND hwnd = reinterpret_cast<HWND>(target_surface);
   // Tell our root window host that the viewer has connected.
-  aura::RemoteWindowTreeHostWin::Instance()->Connected(this, hwnd);
+  aura::RemoteRootWindowHostWin::Instance()->Connected(this, hwnd);
   // Now start the Ash shell environment.
   chrome::OpenAsh();
   ash::Shell::GetInstance()->CreateLauncher();