Implement hit tests/client area.

ui/views/widget/desktop_aura/desktop_window_tree_host_win.h

 // 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.
 
 #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_
 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_
 
 #include "base/macros.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/views/views_export.h"
 #include "ui/views/widget/desktop_aura/desktop_window_tree_host.h"
 #include "ui/views/win/hwnd_message_handler_delegate.h"
 #include "ui/wm/public/animation_host.h"
 
 namespace aura {
 namespace client {
 class DragDropClient;
 class FocusClient;
 class ScopedTooltipDisabler;
 }
 }
 
 namespace views {
 class DesktopDragDropClientWin;
 class HWNDMessageHandler;
+class NonClientFrameView;
 
 namespace corewm {
 class TooltipWin;
 }
 
 class VIEWS_EXPORT DesktopWindowTreeHostWin
     : public DesktopWindowTreeHost,
       public aura::client::AnimationHost,
       public aura::WindowTreeHost,
       public HWNDMessageHandlerDelegate {
@@ skipping 46 matching lines @@
   void SetVisibleOnAllWorkspaces(bool always_visible) override;
   bool IsVisibleOnAllWorkspaces() const override;
   bool SetWindowTitle(const base::string16& title) override;
   void ClearNativeFocus() override;
   Widget::MoveLoopResult RunMoveLoop(
       const gfx::Vector2d& drag_offset,
       Widget::MoveLoopSource source,
       Widget::MoveLoopEscapeBehavior escape_behavior) override;
   void EndMoveLoop() override;
   void SetVisibilityChangedAnimationsEnabled(bool value) override;
+  NonClientFrameView* CreateNonClientFrameView() override;
   bool ShouldUseNativeFrame() const override;
   bool ShouldWindowContentsBeTransparent() const override;
   void FrameTypeChanged() override;
   void SetFullscreen(bool fullscreen) override;
   bool IsFullscreen() const override;
   void SetOpacity(float opacity) override;
   void SetWindowIcons(const gfx::ImageSkia& window_icon,
                       const gfx::ImageSkia& app_icon) override;
   void InitModalType(ui::ModalType modal_type) override;
   void FlashFrame(bool flash_frame) override;
@@ skipping 161 matching lines @@
   // Indicates if current window will receive mouse events when should not
   // become activated.
   bool wants_mouse_events_when_inactive_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopWindowTreeHostWin);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_