Request context sharing via content::ContextProviderCommandBuffer

content/renderer/media/webmediaplayer_ms_compositor.cc

 // Copyright 2015 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/media/webmediaplayer_ms_compositor.h"
 
 #include <stdint.h>
 #include <string>
 
 #include "base/command_line.h"
 #include "base/hash.h"
 #include "base/single_thread_task_runner.h"
 #include "base/values.h"
-#include "cc/blink/context_provider_web_context.h"
+#include "content/common/gpu/client/context_provider_command_buffer.h"
 #include "content/renderer/media/webmediaplayer_ms.h"
 #include "content/renderer/render_thread_impl.h"
 #include "media/base/media_switches.h"
 #include "media/base/video_frame.h"
 #include "media/base/video_util.h"
 #include "media/filters/video_renderer_algorithm.h"
 #include "media/renderers/skcanvas_video_renderer.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/public/platform/WebMediaStream.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h"
@@ skipping 17 matching lines @@
            frame->format() == media::PIXEL_FORMAT_UYVY ||
            frame->format() == media::PIXEL_FORMAT_NV12);
     new_frame = media::VideoFrame::CreateFrame(
         media::PIXEL_FORMAT_I420, frame->coded_size(), frame->visible_rect(),
         frame->natural_size(), frame->timestamp());
     SkBitmap bitmap;
     bitmap.allocN32Pixels(frame->visible_rect().width(),
                           frame->visible_rect().height());
     SkCanvas canvas(bitmap);
 
-    cc::ContextProvider* const provider =
+    auto* provider =
         RenderThreadImpl::current()->SharedMainThreadContextProvider().get();
     if (provider) {
       const media::Context3D context_3d =
           media::Context3D(provider->ContextGL(), provider->GrContext());
       DCHECK(context_3d.gl);
       video_renderer->Copy(frame.get(), &canvas, context_3d);
     } else {
       // GPU Process crashed.
       bitmap.eraseColor(SK_ColorTRANSPARENT);
     }
@@ skipping 357 matching lines @@
   }
 
   if (!rendering_frame_buffer_) {
     rendering_frame_buffer_.reset(new media::VideoRendererAlgorithm(
         base::Bind(&WebMediaPlayerMSCompositor::MapTimestampsToRenderTimeTicks,
                    base::Unretained(this))));
   }
 }
 
 }  // namespace content