linux_aura: Implement the static part of the dbus menu for Unity.

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:
 
 BrowserDesktopRootWindowHostX11::BrowserDesktopRootWindowHostX11(
     views::internal::NativeWidgetDelegate* native_widget_delegate,
     views::DesktopNativeWidgetAura* desktop_native_widget_aura,
-    const gfx::Rect& initial_bounds)
+    const gfx::Rect& initial_bounds,
+    BrowserView* browser_view)
     : DesktopRootWindowHostX11(native_widget_delegate,
-                                 desktop_native_widget_aura,
-                                 initial_bounds) {
+                               desktop_native_widget_aura,
+                               initial_bounds),
+      browser_view_(browser_view) {
 }
 
 BrowserDesktopRootWindowHostX11::~BrowserDesktopRootWindowHostX11() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // BrowserDesktopRootWindowHostX11,
 //     BrowserDesktopRootWindowHost implementation:
 
 views::DesktopRootWindowHost*
     BrowserDesktopRootWindowHostX11::AsDesktopRootWindowHost() {
   return this;
 }
 
 int BrowserDesktopRootWindowHostX11::GetMinimizeButtonOffset() const {
   return 0;
 }
 
 bool BrowserDesktopRootWindowHostX11::UsesNativeSystemMenu() const {
   return false;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+// BrowserDesktopRootWindowHostX11,
+//     views::DesktopRootWindowHostX11 implementation:
+
+aura::RootWindow* BrowserDesktopRootWindowHostX11::Init(
+    aura::Window* content_window,
+    const views::Widget::InitParams& params) {
+  aura::RootWindow* root_window = views::DesktopRootWindowHostX11::Init(
+      content_window, 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));
+
+  return root_window;
+}
+
+void BrowserDesktopRootWindowHostX11::CloseNow() {
+  global_menu_bar_x11_.reset();
+  DesktopRootWindowHostX11::CloseNow();
+}
+
+////////////////////////////////////////////////////////////////////////////////
 // BrowserDesktopRootWindowHost, public:
 
 // static
 BrowserDesktopRootWindowHost*
     BrowserDesktopRootWindowHost::CreateBrowserDesktopRootWindowHost(
         views::internal::NativeWidgetDelegate* native_widget_delegate,
         views::DesktopNativeWidgetAura* desktop_native_widget_aura,
         const gfx::Rect& initial_bounds,
         BrowserView* browser_view,
         BrowserFrame* browser_frame) {
   return new BrowserDesktopRootWindowHostX11(native_widget_delegate,
-                                               desktop_native_widget_aura,
-                                               initial_bounds);
+                                             desktop_native_widget_aura,
+                                             initial_bounds,
+                                             browser_view);
 }