One-liner fix for player_wtl.

media/tools/player_wtl/view.h

 // Copyright (c) 2011 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.
 
 #ifndef MEDIA_TOOLS_PLAYER_WTL_VIEW_H_
 #define MEDIA_TOOLS_PLAYER_WTL_VIEW_H_
 
 #include <stdio.h>
 #include <process.h>
 #include <string.h>
@@ skipping 217 matching lines @@
     if (!bmp_.IsNull()) {
       scoped_refptr<media::VideoFrame> frame;
       renderer_->GetCurrentFrame(&frame);
       if (frame.get()) {
         base::TimeDelta frame_timestamp = frame->GetTimestamp();
         if (frame != last_frame_ || frame_timestamp != last_timestamp_) {
           last_frame_ = frame;
           last_timestamp_ = frame_timestamp;
           ConvertFrame(frame);
         }
-        frame = NULL;
       }
       renderer_->PutCurrentFrame(frame);
 
 #ifdef TESTING
       double paint_time_start = GetTime();
       static double paint_time_previous = 0;
       if (!paint_time_previous)
         paint_time_previous = paint_time_start;
 #endif
       CDC dcMem;
@@ skipping 196 matching lines @@
     }
   }
 
   media::VideoFrame* last_frame_;
   base::TimeDelta last_timestamp_;
 
   DISALLOW_COPY_AND_ASSIGN(WtlVideoWindow);
 };
 
 #endif  // MEDIA_TOOLS_PLAYER_WTL_VIEW_H_