Wire up codec_delay() to MP3StreamParser and FFmpegAudioDecoder.

media/filters/pipeline_integration_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
@@ skipping 845 matching lines @@
   EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
   EXPECT_EQ(640, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
 
   Play();
 
   EXPECT_TRUE(WaitUntilOnEnded());
 }
 
 TEST_P(PipelineIntegrationTest, MediaSource_MP3) {
   MockMediaSource source("sfx.mp3", kMP3, kAppendWholeFile, GetParam());
-  StartPipelineWithMediaSource(&source);
+  StartHashedPipelineWithMediaSource(&source);
   source.EndOfStream();
 
   EXPECT_EQ(1u, pipeline_->GetBufferedTimeRanges().size());
   EXPECT_EQ(0, pipeline_->GetBufferedTimeRanges().start(0).InMilliseconds());
   EXPECT_EQ(313, pipeline_->GetBufferedTimeRanges().end(0).InMilliseconds());
 
   Play();
 
   EXPECT_TRUE(WaitUntilOnEnded());
+
+  // Verify that codec delay was stripped, if it wasn't the hash would be:
+  // "5.16,1.25,7.78,4.29,8.98,2.76,"
+  EXPECT_EQ("5.81,2.71,8.97,4.32,7.83,1.12,", GetAudioHash());
 }
 
 TEST_P(PipelineIntegrationTest, MediaSource_MP3_TimestampOffset) {
   MockMediaSource source("sfx.mp3", kMP3, kAppendWholeFile, GetParam());
   StartPipelineWithMediaSource(&source);
   EXPECT_EQ(313, source.last_timestamp_offset().InMilliseconds());
 
   scoped_refptr<DecoderBuffer> second_file = ReadTestDataFile("sfx.mp3");
   source.AppendAtTime(
       source.last_timestamp_offset() - base::TimeDelta::FromMilliseconds(10),
@@ skipping 398 matching lines @@
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
 }
 
 // TODO(wolenetz): Enable MSE testing of new frame processor based on this flag,
 // once the new processor has landed. See http://crbug.com/249422.
 INSTANTIATE_TEST_CASE_P(LegacyFrameProcessor, PipelineIntegrationTest,
                         Values(true));
 
 }  // namespace media