Implemented support for GL constext share groups in the renderer process.

content/renderer/render_widget_fullscreen_pepper.cc

 // 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.
 
 #include "content/renderer/render_widget_fullscreen_pepper.h"
 
 #include "base/message_loop.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/gpu/gpu_channel_host.h"
 #include "content/renderer/pepper_platform_context_3d_impl.h"
@@ skipping 328 matching lines @@
     RendererGLContext::ALPHA_SIZE, 8,
     RendererGLContext::DEPTH_SIZE, 0,
     RendererGLContext::STENCIL_SIZE, 0,
     RendererGLContext::SAMPLES, 0,
     RendererGLContext::SAMPLE_BUFFERS, 0,
     RendererGLContext::NONE,
   };
   context_ = RendererGLContext::CreateViewContext(
       host,
       routing_id(),
+      NULL,
       "GL_OES_packed_depth_stencil GL_OES_depth24",
       attribs,
       active_url_);
   if (!context_)
     return;
 
   if (!InitContext()) {
     DestroyContext(context_, program_, buffer_);
     context_ = NULL;
     return;
@@ skipping 126 matching lines @@
       NewRunnableFunction(DestroyContext, context_, program_, buffer_));
   context_ = NULL;
   program_ = 0;
   buffer_ = 0;
   OnSwapBuffersAborted();
 }
 
 void RenderWidgetFullscreenPepper::OnSwapBuffersCompleteByRendererGLContext() {
   OnSwapBuffersComplete();
 }