Add a factory and defines for native Linux surfaces.

ui/base/linux/native_surface_linux_factory_delegate.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_BASE_LINUX_NATIVE_SURFACE_LNUX_FACTORY_DELEGATE_
+#define UI_BASE_LINUX_NATIVE_SURFACE_LNUX_FACTORY_DELEGATE_
+
+#include "ui/gfx/native_widget_types.h"
+
+namespace ui {
+
+class NativeSurfaceLinuxFactoryDelegate {
+ public:
+  virtual ~NativeSurfaceLinuxFactoryDelegate();
+  virtual void InitializeHardware() = 0;
+  virtual void ShutdownHardware() = 0;
+  virtual gfx::AcceleratedWidget GetAcceleratedWidget(
+      const gfx::GLSurfaceHandle& handle) = 0;
+  virtual bool AcceleratedWidgetCanBeResized(gfx::AcceleratedWidget w) = 0;
+  virtual bool LoadEGLGLES2Bindings() = 0;
+};
+
+}  // namespace ui
+
+#endif