Revert to zero-initializing buffers for FFmpegVideoDecoder

media/filters/vpx_video_decoder.cc

 // Copyright (c) 2012 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 "media/filters/vpx_video_decoder.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 530 matching lines @@
     video_frame->get()->metadata()->SetInteger(VideoFrameMetadata::COLOR_SPACE,
                                                color_space);
     return;
   }
 
   *video_frame = frame_pool_.CreateFrame(
       codec_format,
       visible_size,
       gfx::Rect(visible_size),
       config_.natural_size(),
-      kNoTimestamp());
+      kNoTimestamp(),
+      false);
   video_frame->get()->metadata()->SetInteger(VideoFrameMetadata::COLOR_SPACE,
                                              color_space);
 
   CopyYPlane(vpx_image->planes[VPX_PLANE_Y],
              vpx_image->stride[VPX_PLANE_Y],
              vpx_image->d_h,
              video_frame->get());
   CopyUPlane(vpx_image->planes[VPX_PLANE_U],
              vpx_image->stride[VPX_PLANE_U],
              uv_rows,
              video_frame->get());
   CopyVPlane(vpx_image->planes[VPX_PLANE_V],
              vpx_image->stride[VPX_PLANE_V],
              uv_rows,
              video_frame->get());
   if (!vpx_codec_alpha_)
     return;
   if (!vpx_image_alpha) {
     MakeOpaqueAPlane(
         vpx_image->stride[VPX_PLANE_Y], vpx_image->d_h, video_frame->get());
     return;
   }
   CopyAPlane(vpx_image_alpha->planes[VPX_PLANE_Y],
              vpx_image_alpha->stride[VPX_PLANE_Y],
              vpx_image_alpha->d_h,
              video_frame->get());
 }
 
 }  // namespace media