libvpx: Pull from upstream

source/libvpx/test/decode_test_driver.cc

 /*
  *  Copyright (c) 2012 The WebM 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.
  */
 #include "test/codec_factory.h"
 #include "test/decode_test_driver.h"
 #include "third_party/googletest/src/include/gtest/gtest.h"
 #include "test/register_state_check.h"
 #include "test/video_source.h"
 
 namespace libvpx_test {
 
-vpx_codec_err_t Decoder::DecodeFrame(const uint8_t *cxdata, int size) {
+vpx_codec_err_t Decoder::DecodeFrame(const uint8_t *cxdata, size_t size) {
   vpx_codec_err_t res_dec;
   InitOnce();
-  REGISTER_STATE_CHECK(res_dec = vpx_codec_decode(&decoder_,
-                                                  cxdata, size, NULL, 0));
+  REGISTER_STATE_CHECK(
+      res_dec = vpx_codec_decode(&decoder_,
+                                 cxdata, static_cast<unsigned int>(size),
+                                 NULL, 0));
   return res_dec;
 }
 
 void DecoderTest::RunLoop(CompressedVideoSource *video) {
   vpx_codec_dec_cfg_t dec_cfg = {0};
   Decoder* const decoder = codec_->CreateDecoder(dec_cfg, 0);
   ASSERT_TRUE(decoder != NULL);
 
   // Decode frames.
   for (video->Begin(); video->cxdata(); video->Next()) {
     PreDecodeFrameHook(*video, decoder);
     vpx_codec_err_t res_dec = decoder->DecodeFrame(video->cxdata(),
                                                    video->frame_size());
     ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder->DecodeError();
 
     DxDataIterator dec_iter = decoder->GetDxData();
     const vpx_image_t *img = NULL;
 
     // Get decompressed data
     while ((img = dec_iter.Next()))
       DecompressedFrameHook(*img, video->frame_number());
   }
 
   delete decoder;
 }
 }  // namespace libvpx_test