cc/paint: Remove PaintCanvas::peekPixels.

content/renderer/media/webrtc/webrtc_video_capturer_adapter.cc

 // Copyright 2014 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/webrtc/webrtc_video_capturer_adapter.h"
 
 #include "base/bind.h"
 #include "base/memory/aligned_memory.h"
 #include "base/memory/ref_counted.h"
 #include "base/synchronization/waitable_event.h"
@@ skipping 83 matching lines @@
       const scoped_refptr<media::VideoFrame>& frame,
       scoped_refptr<media::VideoFrame>* new_frame,
       base::WaitableEvent* waiter) {
     DCHECK(main_thread_task_runner_->BelongsToCurrentThread());
     DCHECK(frame->format() == media::PIXEL_FORMAT_ARGB ||
            frame->format() == media::PIXEL_FORMAT_XRGB ||
            frame->format() == media::PIXEL_FORMAT_I420 ||
            frame->format() == media::PIXEL_FORMAT_UYVY ||
            frame->format() == media::PIXEL_FORMAT_NV12);
     ScopedWaitableEvent event(waiter);
-    sk_sp<cc::PaintSurface> surface = cc::PaintSurface::MakeRasterN32Premul(
-        frame->visible_rect().width(), frame->visible_rect().height());
 
-    if (!surface || !provider_) {
+    if (!provider_) {
       // Return a black frame (yuv = {0, 0x80, 0x80}).
       *new_frame = media::VideoFrame::CreateColorFrame(
           frame->visible_rect().size(), 0u, 0x80, 0x80, frame->timestamp());
       return;
     }
 
+    SkBitmap bitmap;
+    bitmap.allocPixels(SkImageInfo::MakeN32Premul(
+        frame->visible_rect().width(), frame->visible_rect().height()));
+    cc::SkiaPaintCanvas paint_canvas(bitmap);
+
     *new_frame = media::VideoFrame::CreateFrame(
         media::PIXEL_FORMAT_I420, frame->coded_size(), frame->visible_rect(),
         frame->natural_size(), frame->timestamp());
     DCHECK(provider_->ContextGL());
     canvas_video_renderer_->Copy(
-        frame.get(), surface->getCanvas(),
+        frame.get(), &paint_canvas,
         media::Context3D(provider_->ContextGL(), provider_->GrContext()));
 
     SkPixmap pixmap;
-    const bool result = surface->getCanvas()->peekPixels(&pixmap);
-    DCHECK(result) << "Error trying to access PaintSurface's pixels";
+    const bool result = bitmap.peekPixels(&pixmap);
+    DCHECK(result) << "Error trying to access SkBitmap's pixels";
     const uint32 source_pixel_format =
         (kN32_SkColorType == kRGBA_8888_SkColorType) ? cricket::FOURCC_ABGR
                                                      : cricket::FOURCC_ARGB;
     libyuv::ConvertToI420(
         static_cast<const uint8*>(pixmap.addr(0, 0)), pixmap.getSafeSize64(),
         (*new_frame)->visible_data(media::VideoFrame::kYPlane),
         (*new_frame)->stride(media::VideoFrame::kYPlane),
         (*new_frame)->visible_data(media::VideoFrame::kUPlane),
         (*new_frame)->stride(media::VideoFrame::kUPlane),
         (*new_frame)->visible_data(media::VideoFrame::kVPlane),
@@ skipping 208 matching lines @@
   // just use what is provided.
   // Use the desired format as the best format.
   best_format->width = desired.width;
   best_format->height = desired.height;
   best_format->fourcc = cricket::FOURCC_I420;
   best_format->interval = desired.interval;
   return true;
 }
 
 }  // namespace content