Verify returned frames from media::VideoFrame::Wrap*() methods

content/common/gpu/media/gpu_video_encode_accelerator.cc

 // Copyright 2013 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/common/gpu/media/gpu_video_encode_accelerator.h"
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/shared_memory.h"
@@ skipping 257 matching lines @@
 
   if (!map_offset.IsValid() || !map_size.IsValid()) {
     DLOG(ERROR) << "GpuVideoEncodeAccelerator::OnEncode():"
                 << " invalid (buffer_offset,buffer_size)";
     NotifyError(media::VideoEncodeAccelerator::kPlatformFailureError);
     return;
   }
 
   if (!shm->MapAt(map_offset.ValueOrDie(), map_size.ValueOrDie())) {
     DLOG(ERROR) << "GpuVideoEncodeAccelerator::OnEncode(): "
-                   "could not map frame_id=" << params.frame_id;
+                << "could not map frame_id=" << params.frame_id;
     NotifyError(media::VideoEncodeAccelerator::kPlatformFailureError);
     return;
   }
 
   uint8* shm_memory = reinterpret_cast<uint8*>(shm->memory()) + aligned_offset;
   scoped_refptr<media::VideoFrame> frame =
       media::VideoFrame::WrapExternalSharedMemory(
           input_format_,
           input_coded_size_,
           gfx::Rect(input_visible_size_),
           input_visible_size_,
           shm_memory,
           params.buffer_size,
           params.buffer_handle,
           params.buffer_offset,
           params.timestamp);
-  if (!frame.get()) {
+  if (!frame) {
     DLOG(ERROR) << "GpuVideoEncodeAccelerator::OnEncode(): "
                 << "could not create a frame";
     NotifyError(media::VideoEncodeAccelerator::kPlatformFailureError);
     return;
   }
   frame->AddDestructionObserver(
       media::BindToCurrentLoop(
           base::Bind(&GpuVideoEncodeAccelerator::EncodeFrameFinished,
                      weak_this_factory_.GetWeakPtr(),
                      params.frame_id,
@@ skipping 146 matching lines @@
   stub_->channel()->Send(message);
 }
 
 void GpuVideoEncodeAccelerator::SendCreateEncoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoEncoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content