Add PlatformWindow/Event related code for Ozone X11.

ui/platform_window/x11/x11_window.h

 // Copyright 2014 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_PLATFORM_WINDOW_X11_X11_WINDOW_H_
 #define UI_PLATFORM_WINDOW_X11_X11_WINDOW_H_
 
-#include <stdint.h>
-
 #include "base/macros.h"
 #include "ui/events/platform/platform_event_dispatcher.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/gfx/x/x11_atom_cache.h"
-#include "ui/platform_window/platform_window.h"
-#include "ui/platform_window/platform_window_delegate.h"
+#include "ui/platform_window/x11/x11_window_base.h"
 #include "ui/platform_window/x11/x11_window_export.h"
 
-typedef struct _XDisplay XDisplay;
-typedef unsigned long XID;
-
 namespace ui {
 
-class X11_WINDOW_EXPORT X11Window : public PlatformWindow,
+// PlatformWindow implementation for X11. PlatformEvents are XEvents.
+class X11_WINDOW_EXPORT X11Window : public X11WindowBase,
                                     public PlatformEventDispatcher {
  public:
   explicit X11Window(PlatformWindowDelegate* delegate);
   ~X11Window() override;
 
+  // PlatformWindow:
+  void SetCursor(PlatformCursor cursor) override;
+
  private:
-  void Destroy();
-
-  void ProcessXInput2Event(XEvent* xevent);
-
-  // PlatformWindow:
-  void Show() override;
-  void Hide() override;
-  void Close() override;
-  void SetBounds(const gfx::Rect& bounds) override;
-  gfx::Rect GetBounds() override;
-  void SetTitle(const base::string16& title) override;
-  void SetCapture() override;
-  void ReleaseCapture() override;
-  void ToggleFullscreen() override;
-  void Maximize() override;
-  void Minimize() override;
-  void Restore() override;
-  void SetCursor(PlatformCursor cursor) override;
-  void MoveCursorTo(const gfx::Point& location) override;
-  void ConfineCursorToBounds(const gfx::Rect& bounds) override;
-  PlatformImeController* GetPlatformImeController() override;
+  void ProcessXInput2Event(XEvent* xev);
 
   // PlatformEventDispatcher:
   bool CanDispatchEvent(const PlatformEvent& event) override;
   uint32_t DispatchEvent(const PlatformEvent& event) override;
 
-  PlatformWindowDelegate* delegate_;
-
-  XDisplay* xdisplay_;
-  XID xwindow_;
-  XID xroot_window_;
-  X11AtomCache atom_cache_;
-
-  base::string16 window_title_;
-
-  // Setting the bounds is an asynchronous operation in X11. |requested_bounds_|
-  // is the bounds requested using XConfigureWindow, and |confirmed_bounds_| is
-  // the bounds the X11 server has set on the window.
-  gfx::Rect requested_bounds_;
-  gfx::Rect confirmed_bounds_;
-
-  bool window_mapped_;
-
   DISALLOW_COPY_AND_ASSIGN(X11Window);
 };
 
-namespace test {
-
-// Sets the value of the |override_redirect| flag when creating an X11 window.
-// It is necessary to set this flag on for various tests, otherwise the call to
-// X11Window::Show() blocks because it never receives the MapNotify event. It is
-// unclear why this is necessary, but might be related to calls to
-// XInitThreads().
-X11_WINDOW_EXPORT void SetUseOverrideRedirectWindowByDefault(
-    bool override_redirect);
-
-}  // namespace test
-
 }  // namespace ui
 
 #endif  // UI_PLATFORM_WINDOW_X11_X11_WINDOW_H_