Refactored OpenGL embedder that works on Android, Mac or Linux.

runtime/embedders/openglui/emulator/emulator_graphics_handler.h

Index: runtime/embedders/openglui/emulator/emulator_graphics_handler.h
===================================================================
--- runtime/embedders/openglui/emulator/emulator_graphics_handler.h	(revision 0)
+++ runtime/embedders/openglui/emulator/emulator_graphics_handler.h	(revision 0)
@@ -0,0 +1,19 @@
+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#ifndef EMBEDDERS_OPENGLUI_EMULATOR_EMULATOR_GRAPHICS_HANDLER_H_
+#define EMBEDDERS_OPENGLUI_EMULATOR_EMULATOR_GRAPHICS_HANDLER_H_
+
+#include "embedders/openglui/common/gl_graphics_handler.h"
+
+class EmulatorGraphicsHandler : public GLGraphicsHandler {
+  public:
+    EmulatorGraphicsHandler(int argc, char** argv);
+
+    int32_t Start();
+    void Stop();
+};
+
+#endif  // EMBEDDERS_OPENGLUI_EMULATOR_EMULATOR_GRAPHICS_HANDLER_H_
+