Add FLAC audio codec support

media/test/pipeline_integration_test.cc

Index: media/test/pipeline_integration_test.cc
diff --git a/media/test/pipeline_integration_test.cc b/media/test/pipeline_integration_test.cc
index b62a59535585d3cbc117d4234212211e9112c617..d1176ccde228afd688b5c0c0ec5dab2e4876a441 100644
--- a/media/test/pipeline_integration_test.cc
+++ b/media/test/pipeline_integration_test.cc
@@ -1132,6 +1132,14 @@ TEST_F(PipelineIntegrationTest, MAYBE_EME(BasicPlaybackEncrypted)) {
   Stop();
 }
 
+TEST_F(PipelineIntegrationTest, FlacPlaybackHashed) {
+  ASSERT_EQ(PIPELINE_OK, Start("sfx.flac", kHashed));
+  Play();
+  ASSERT_TRUE(WaitUntilOnEnded());
+  EXPECT_HASH_EQ(std::string(kNullVideoHash), GetVideoHash());
+  EXPECT_HASH_EQ("3.03,2.86,2.99,3.31,3.57,4.06,", GetAudioHash());
+}
+
 TEST_F(PipelineIntegrationTest, BasicPlayback_MediaSource) {
   MockMediaSource source("bear-320x240.webm", kWebM, 219229);
   EXPECT_EQ(PIPELINE_OK, StartPipelineWithMediaSource(&source));