Clean up potentially leaky use of base::DeletePointer.

content/renderer/media/webrtc/media_stream_remote_video_source.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/media_stream_remote_video_source.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 70 matching lines @@
 
     // Non-square pixels are unsupported.
     DCHECK_EQ(frame->GetPixelWidth(), 1u);
     DCHECK_EQ(frame->GetPixelHeight(), 1u);
 
     // Make a shallow copy. Both |frame| and |video_frame| will share a single
     // reference counted frame buffer. Const cast and hope no one will overwrite
     // the data.
     // TODO(magjed): Update media::VideoFrame to support const data so we don't
     // need to const cast here.
+    scoped_ptr<cricket::VideoFrame> frame_copy(frame->Copy());
     video_frame = media::VideoFrame::WrapExternalYuvData(
         media::VideoFrame::YV12, size, gfx::Rect(size), size,
         frame->GetYPitch(), frame->GetUPitch(), frame->GetVPitch(),
         const_cast<uint8_t*>(frame->GetYPlane()),
         const_cast<uint8_t*>(frame->GetUPlane()),
         const_cast<uint8_t*>(frame->GetVPlane()), timestamp,
-        base::Bind(&base::DeletePointer<cricket::VideoFrame>, frame->Copy()));
+        base::Bind(&base::DeletePointer<cricket::VideoFrame>,
+                   base::Passed(&frame_copy)));
   }
 
   io_message_loop_->PostTask(
       FROM_HERE,
       base::Bind(&RemoteVideoSourceDelegate::DoRenderFrameOnIOThread,
                  this, video_frame));
 }
 
 void MediaStreamRemoteVideoSource::
 RemoteVideoSourceDelegate::DoRenderFrameOnIOThread(
@@ skipping 68 matching lines @@
     case webrtc::MediaStreamTrackInterface::kEnded:
       SetReadyState(blink::WebMediaStreamSource::ReadyStateEnded);
       break;
     default:
       NOTREACHED();
       break;
   }
 }
 
 }  // namespace content