Revert 123696 - Add Pepper support for several GL extensions

ppapi/shared_impl/ppb_opengles2_shared.h

Index: ppapi/shared_impl/ppb_opengles2_shared.h
===================================================================
--- ppapi/shared_impl/ppb_opengles2_shared.h	(revision 123696)
+++ ppapi/shared_impl/ppb_opengles2_shared.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -6,7 +6,6 @@
 #define PPAPI_SHARED_IMPL_PPB_OPENGLES2_SHARED_H_
 
 #include "ppapi/c/ppb_opengles2.h"
-#include "ppapi/c/dev/ppb_opengles2ext_dev.h"
 #include "ppapi/shared_impl/ppapi_shared_export.h"
 
 namespace ppapi {
@@ -14,13 +13,6 @@
 class PPAPI_SHARED_EXPORT PPB_OpenGLES2_Shared {
  public:
   static const PPB_OpenGLES2* GetInterface();
-  static const PPB_OpenGLES2InstancedArrays_Dev* GetInstancedArraysInterface();
-  static const PPB_OpenGLES2FramebufferBlit_Dev* GetFramebufferBlitInterface();
-  static const PPB_OpenGLES2FramebufferMultisample_Dev*
-      GetFramebufferMultisampleInterface();
-  static const PPB_OpenGLES2ChromiumEnableFeature_Dev*
-      GetChromiumEnableFeatureInterface();
-  static const PPB_OpenGLES2ChromiumMapSub_Dev* GetChromiumMapSubInterface();
 };
 
 }  // namespace ppapi