Moved the logic of maintaining the current context to gles2 helper library.

webkit/glue/webkit_glue.gypi

 # Copyright (c) 2010 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.
 
 {
   'variables': {
     'conditions': [
       ['inside_chromium_build==0', {
         'webkit_src_dir': '../../../..',
       },{
@@ skipping 275 matching lines @@
         '../plugins/ppapi/ppb_font_impl.cc',
         '../plugins/ppapi/ppb_font_impl.h',
         '../plugins/ppapi/ppb_graphics_2d_impl.cc',
         '../plugins/ppapi/ppb_graphics_2d_impl.h',
         '../plugins/ppapi/ppb_graphics_3d_impl.cc',
         '../plugins/ppapi/ppb_graphics_3d_impl.h',
         '../plugins/ppapi/ppb_image_data_impl.cc',
         '../plugins/ppapi/ppb_image_data_impl.h',
         '../plugins/ppapi/ppb_nacl_private_impl.cc',
         '../plugins/ppapi/ppb_nacl_private_impl.h',
-        '../plugins/ppapi/ppb_open_gl_es_impl.cc',
+        '../plugins/ppapi/ppb_opengles_impl.cc',
         '../plugins/ppapi/ppb_pdf.h',
         '../plugins/ppapi/ppb_pdf_impl.cc',
         '../plugins/ppapi/ppb_pdf_impl.h',
         '../plugins/ppapi/ppb_scrollbar_impl.cc',
         '../plugins/ppapi/ppb_scrollbar_impl.h',
         '../plugins/ppapi/ppb_transport_impl.cc',
         '../plugins/ppapi/ppb_transport_impl.h',
         '../plugins/ppapi/ppb_url_loader_impl.cc',
         '../plugins/ppapi/ppb_url_loader_impl.h',
         '../plugins/ppapi/ppb_url_request_info_impl.cc',
@@ skipping 204 matching lines @@
         }],
         ['inside_chromium_build==0', {
           'dependencies': [
             '<(DEPTH)/webkit/support/setup_third_party.gyp:third_party_headers',
           ],
         }],
       ],
     },
   ],
 }