Delete unused code in webrtc_libyuv.cc.

webrtc/modules/video_capture/video_capture_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 254 matching lines @@
 
         if (apply_rotation) {
           // Rotating resolution when for 90/270 degree rotations.
           if (_rotateFrame == kVideoRotation_90 ||
               _rotateFrame == kVideoRotation_270) {
             target_width = abs(height);
             target_height = width;
           }
         }
 
-        // TODO(mikhal): Update correct aligned stride values.
-        //Calc16ByteAlignedStride(target_width, &stride_y, &stride_uv);
         // Setting absolute height (in case it was negative).
         // In Windows, the image starts bottom left, instead of top left.
         // Setting a negative source height, inverts the image (within LibYuv).
         _captureFrame.CreateEmptyFrame(target_width,
                                        abs(target_height),
                                        stride_y,
                                        stride_uv, stride_uv);
         const int conversionResult = ConvertToI420(
             commonVideoType, videoFrame, 0, 0,  // No cropping
             width, height, videoFrameLength,
@@ skipping 97 matching lines @@
         if (diff > 0)
         {
             return uint32_t((nrOfFrames * 1000.0f / diff) + 0.5f);
         }
     }
 
     return nrOfFrames;
 }
 }  // namespace videocapturemodule
 }  // namespace webrtc