To M56: Fix mimetype mappings for FLAC 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 65b26e69f6a7c002d52e259f7e854f58ff52e422..48e7b9717687503de6caf6cd512735be177af129 100644
--- a/media/test/pipeline_integration_test.cc
+++ b/media/test/pipeline_integration_test.cc
@@ -1201,6 +1201,14 @@ 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));