Add FLAC audio codec support

media/base/mime_util_unittest.cc

Index: media/base/mime_util_unittest.cc
diff --git a/media/base/mime_util_unittest.cc b/media/base/mime_util_unittest.cc
index dd226f6320a550233ad5a337ad554d07062a3c62..1705509cd951a8dfff0bec8c104360c411a8dbbb 100644
--- a/media/base/mime_util_unittest.cc
+++ b/media/base/mime_util_unittest.cc
@@ -260,6 +260,7 @@ TEST(IsCodecSupportedOnPlatformTest, EncryptedCodecBehavior) {
             break;
 
           // These codecs are always available with platform decoder support.
+          case MimeUtil::FLAC:
           case MimeUtil::PCM:
           case MimeUtil::MP3:
           case MimeUtil::MPEG4_AAC:
@@ -314,6 +315,7 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithAndroidPipeline) {
             break;
 
           // These codecs are always available via MediaPlayer.
+          case MimeUtil::FLAC:
           case MimeUtil::PCM:
           case MimeUtil::MP3:
           case MimeUtil::MPEG4_AAC:
@@ -374,6 +376,7 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithUnifiedPipeline) {
             break;
 
           // These codecs are always supported with the unified pipeline.
+          case MimeUtil::FLAC:
           case MimeUtil::PCM:
           case MimeUtil::MPEG2_AAC:
           case MimeUtil::MP3: