Roll FFMpeg for M26. Fix ffmpeg float audio decoding.

media/filters/ffmpeg_audio_decoder_unittest.cc

Index: media/filters/ffmpeg_audio_decoder_unittest.cc
diff --git a/media/filters/ffmpeg_audio_decoder_unittest.cc b/media/filters/ffmpeg_audio_decoder_unittest.cc
index ead293dbaffc2220813643dc74974d71df0e4004..6c3a2e02653fa9c679c9ba4e248650791a0bed81 100644
--- a/media/filters/ffmpeg_audio_decoder_unittest.cc
+++ b/media/filters/ffmpeg_audio_decoder_unittest.cc
@@ -54,7 +54,7 @@ class FFmpegAudioDecoderTest : public testing::Test {
     encoded_audio_.push_back(DecoderBuffer::CreateEOSBuffer());
 
     config_.Initialize(kCodecVorbis,
-                       16,
+                       kSampleFormatPlanarF32,
                        CHANNEL_LAYOUT_STEREO,
                        44100,
                        vorbis_extradata_->GetData(),
@@ -128,9 +128,9 @@ class FFmpegAudioDecoderTest : public testing::Test {
 TEST_F(FFmpegAudioDecoderTest, Initialize) {
   Initialize();
 
-  EXPECT_EQ(16, decoder_->bits_per_channel());
-  EXPECT_EQ(CHANNEL_LAYOUT_STEREO, decoder_->channel_layout());
-  EXPECT_EQ(44100, decoder_->samples_per_second());
+  EXPECT_EQ(config_.bits_per_channel(), decoder_->bits_per_channel());
+  EXPECT_EQ(config_.channel_layout(), decoder_->channel_layout());
+  EXPECT_EQ(config_.samples_per_second(), decoder_->samples_per_second());
 }
 
 TEST_F(FFmpegAudioDecoderTest, ProduceAudioSamples) {