Rename RootWindowHost* to WindowTreeHost*

chrome/browser/ui/views/frame/browser_desktop_root_window_host_x11.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/ui/views/frame/browser_desktop_root_window_host_x11.h"
 
 ////////////////////////////////////////////////////////////////////////////////
-// BrowserDesktopRootWindowHostX11, public:
+// BrowserDesktopWindowTreeHostX11, public:
 
-BrowserDesktopRootWindowHostX11::BrowserDesktopRootWindowHostX11(
+BrowserDesktopWindowTreeHostX11::BrowserDesktopWindowTreeHostX11(
     views::internal::NativeWidgetDelegate* native_widget_delegate,
     views::DesktopNativeWidgetAura* desktop_native_widget_aura,
     BrowserView* browser_view)
-    : DesktopRootWindowHostX11(native_widget_delegate,
+    : DesktopWindowTreeHostX11(native_widget_delegate,
                                desktop_native_widget_aura),
       browser_view_(browser_view) {
 }
 
-BrowserDesktopRootWindowHostX11::~BrowserDesktopRootWindowHostX11() {
+BrowserDesktopWindowTreeHostX11::~BrowserDesktopWindowTreeHostX11() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// BrowserDesktopRootWindowHostX11,
-//     BrowserDesktopRootWindowHost implementation:
+// BrowserDesktopWindowTreeHostX11,
+//     BrowserDesktopWindowTreeHost implementation:
 
-views::DesktopRootWindowHost*
-    BrowserDesktopRootWindowHostX11::AsDesktopRootWindowHost() {
+views::DesktopWindowTreeHost*
+    BrowserDesktopWindowTreeHostX11::AsDesktopWindowTreeHost() {
   return this;
 }
 
-int BrowserDesktopRootWindowHostX11::GetMinimizeButtonOffset() const {
+int BrowserDesktopWindowTreeHostX11::GetMinimizeButtonOffset() const {
   return 0;
 }
 
-bool BrowserDesktopRootWindowHostX11::UsesNativeSystemMenu() const {
+bool BrowserDesktopWindowTreeHostX11::UsesNativeSystemMenu() const {
   return false;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// BrowserDesktopRootWindowHostX11,
-//     views::DesktopRootWindowHostX11 implementation:
+// BrowserDesktopWindowTreeHostX11,
+//     views::DesktopWindowTreeHostX11 implementation:
 
-void BrowserDesktopRootWindowHostX11::Init(
+void BrowserDesktopWindowTreeHostX11::Init(
     aura::Window* content_window,
     const views::Widget::InitParams& params,
     aura::RootWindow::CreateParams* rw_create_params) {
-  views::DesktopRootWindowHostX11::Init(content_window, params,
+  views::DesktopWindowTreeHostX11::Init(content_window, params,
                                         rw_create_params);
 
   // We have now created our backing X11 window. We now need to (possibly)
   // alert Unity that there's a menu bar attached to it.
   global_menu_bar_x11_.reset(new GlobalMenuBarX11(browser_view_, this));
 }
 
-void BrowserDesktopRootWindowHostX11::CloseNow() {
+void BrowserDesktopWindowTreeHostX11::CloseNow() {
   global_menu_bar_x11_.reset();
-  DesktopRootWindowHostX11::CloseNow();
+  DesktopWindowTreeHostX11::CloseNow();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// BrowserDesktopRootWindowHost, public:
+// BrowserDesktopWindowTreeHost, public:
 
 // static
-BrowserDesktopRootWindowHost*
-    BrowserDesktopRootWindowHost::CreateBrowserDesktopRootWindowHost(
+BrowserDesktopWindowTreeHost*
+    BrowserDesktopWindowTreeHost::CreateBrowserDesktopWindowTreeHost(
         views::internal::NativeWidgetDelegate* native_widget_delegate,
         views::DesktopNativeWidgetAura* desktop_native_widget_aura,
         BrowserView* browser_view,
         BrowserFrame* browser_frame) {
-  return new BrowserDesktopRootWindowHostX11(native_widget_delegate,
+  return new BrowserDesktopWindowTreeHostX11(native_widget_delegate,
                                              desktop_native_widget_aura,
                                              browser_view);
 }