x11: Remove X11 message-pump.

ui/gfx/x/x11_connection.h

Index: ui/gfx/x/x11_connection.h
diff --git a/ui/gfx/x/x11_connection.h b/ui/gfx/x/x11_connection.h
new file mode 100644
index 0000000000000000000000000000000000000000..06ca89fe8000c32a5446bf0cd941afeff0f10d1c
--- /dev/null
+++ b/ui/gfx/x/x11_connection.h
@@ -0,0 +1,18 @@
+// 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_GFX_X_X11_CONNECTION_H_
+#define UI_GFX_X_X11_CONNECTION_H_
+
+#include "ui/gfx/gfx_export.h"
+
+namespace gfx {
+
+// Initializes thread support for X11, and opens a connection to the display.
+// Return false if either fails, and true otherwise.
+GFX_EXPORT bool InitializeThreadedX11();
+
+}  // namespace gfx
+
+#endif  // UI_GFX_X_X11_CONNECTION_H_