Get mouse events to work with win aura, and make the combobox function in the views examples app.

ui/views/widget/desktop_root_window_host_linux.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 "ui/views/widget/desktop_root_window_host_linux.h"
 
 #include "ui/aura/root_window.h"
 
 namespace views {
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopRootWindowHostLinux, public:
 
 DesktopRootWindowHostLinux::DesktopRootWindowHostLinux() {
 }
 
 DesktopRootWindowHostLinux::~DesktopRootWindowHostLinux() {
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopRootWindowHostLinux, DesktopRootWindowHost implementation:
 
 void DesktopRootWindowHostLinux::Init(aura::Window* content_window,
                                       const Widget::InitParams& params) {
   // TODO(erg):
   NOTIMPLEMENTED();
 }
 
+void DesktopRootWindowHostLinux::Close() {
+  // TODO(erg):
+  NOTIMPLEMENTED();
+}
+
+void DesktopRootWindowHostLinux::CloseNow() {
+  // TODO(erg):
+  NOTIMPLEMENTED();
+}
+
+aura::RootWindowHost* DesktopRootWindowHostLinux::AsRootWindowHost() {
+  // TODO(erg):
+  NOTIMPLEMENTED();
+  return NULL;
+}
+
 void DesktopRootWindowHostLinux::ShowWindowWithState(
     ui::WindowShowState show_state) {
   // TODO(erg):
   NOTIMPLEMENTED();
 }
 
+bool DesktopRootWindowHostLinux::IsVisible() const {
+  // TODO(erg):
+  NOTIMPLEMENTED();
+  return true;
+}
+
+gfx::Rect DesktopRootWindowHostLinux::GetClientAreaBoundsInScreen() const {
+  // TODO(erg):
+  NOTIMPLEMENTED();
+  return gfx::Rect(100, 100);
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopRootWindowHost, public:
 
 // static
 DesktopRootWindowHost* DesktopRootWindowHost::Create(
     internal::NativeWidgetDelegate* native_widget_delegate,
     const gfx::Rect& initial_bounds) {
   return new DesktopRootWindowHostLinux;
 }
 
 }  // namespace views