Deprecate VideoDecoder::Reset() and remove calls.

webrtc/video/video_decoder_unittest.cc

Index: webrtc/video/video_decoder_unittest.cc
diff --git a/webrtc/video/video_decoder_unittest.cc b/webrtc/video/video_decoder_unittest.cc
index 4d54a3e53f46f1cd1dc163eb200f03aabebeae5e..b95aa20ee2b71b1a7215961ef2d55a19078512df 100644
--- a/webrtc/video/video_decoder_unittest.cc
+++ b/webrtc/video/video_decoder_unittest.cc
@@ -49,11 +49,6 @@ class VideoDecoderSoftwareFallbackWrapperTest : public ::testing::Test {
       return WEBRTC_VIDEO_CODEC_OK;
     }
 
-    int32_t Reset() override {
-      ++reset_count_;
-      return WEBRTC_VIDEO_CODEC_OK;
-    }
-
     const char* ImplementationName() const override {
       return "fake-decoder";
     }
@@ -134,20 +129,6 @@ TEST_F(VideoDecoderSoftwareFallbackWrapperTest, ForwardsReleaseCall) {
   EXPECT_EQ(2, fake_decoder_.release_count_);
 }
 
-TEST_F(VideoDecoderSoftwareFallbackWrapperTest, ForwardsResetCall) {
-  VideoCodec codec = {};
-  fallback_wrapper_.InitDecode(&codec, 2);
-  fallback_wrapper_.Reset();
-  EXPECT_EQ(1, fake_decoder_.reset_count_);
-
-  fake_decoder_.decode_return_code_ = WEBRTC_VIDEO_CODEC_FALLBACK_SOFTWARE;
-  EncodedImage encoded_image;
-  fallback_wrapper_.Decode(encoded_image, false, nullptr, nullptr, -1);
-  fallback_wrapper_.Reset();
-  EXPECT_EQ(2, fake_decoder_.reset_count_)
-      << "Reset not forwarded during fallback.";
-}
-
 // TODO(pbos): Fake a VP8 frame well enough to actually receive a callback from
 // the software decoder.
 TEST_F(VideoDecoderSoftwareFallbackWrapperTest,