Move XID, XDisplay, GetXDisplay and a few other types to ui/gfx/x/x11_types.h

ui/gfx/x/x11_types.h

+// Copyright (c) 2013 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_GFX_X_X11_UTIL_H_
+#define UI_GFX_X_X11_UTIL_H_
+
+#include "ui/gfx/gfx_export.h"
+
+typedef unsigned long XID;
+typedef struct _XImage XImage;
+typedef struct _XGC *GC;
+typedef struct _XDisplay XDisplay;
+
+namespace gfx {
+
+// TODO(oshima|evan): This assume there is one display and doesn't work
+// undef multiple displays/monitor environment. Remove this and change the
+// chrome codebase to get the display from window.
+GFX_EXPORT XDisplay* GetXDisplay();
+
+}  // namespace gfx
+
+#endif  // UI_GFX_X_X11_UTIL_H_
+