Remove muting for extreme playbackRates.

media/filters/audio_renderer_algorithm_unittest.cc

Index: media/filters/audio_renderer_algorithm_unittest.cc
diff --git a/media/filters/audio_renderer_algorithm_unittest.cc b/media/filters/audio_renderer_algorithm_unittest.cc
index b05e64ad253cc5d770276905104ebd9099ce3e21..bfb8de2b1d82e1ec697729d47c44aca201e59049 100644
--- a/media/filters/audio_renderer_algorithm_unittest.cc
+++ b/media/filters/audio_renderer_algorithm_unittest.cc
@@ -141,7 +141,7 @@ class AudioRendererAlgorithmTest : public testing::Test {
       bool all_zero = true;
       for (int i = 0; i < frames_written && all_zero; ++i)
         all_zero = audio_data->channel(ch)[i] == 0.0f;
-      ASSERT_EQ(algorithm_.is_muted(), all_zero) << " for channel " << ch;
+      ASSERT_FALSE(all_zero) << " for channel " << ch;
     }
   }