Use passthrough decoder for (E)AC3 formats

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 714536822b5e22adac0dd4ad2c11125cc210c0a6..f7d892b1dcca5950b460f2fc8aa498de2d5bafc9 100644
--- a/media/base/mime_util_unittest.cc
+++ b/media/base/mime_util_unittest.cc
@@ -117,6 +117,14 @@ static bool HasHevcSupport() {
 #endif  // BUILDFLAG(ENABLE_HEVC_DEMUXING)
 }
 
+static bool HasEac3Support() {
+#if BUILDFLAG(ENABLE_AC3_EAC3_AUDIO_DEMUXING)
+  return true;
+#else
+  return false;
+#endif
+}
+
 TEST(MimeUtilTest, CommonMediaMimeType) {
   EXPECT_TRUE(IsSupportedMediaMimeType("audio/webm"));
   EXPECT_TRUE(IsSupportedMediaMimeType("video/webm"));
@@ -254,8 +262,6 @@ TEST(IsCodecSupportedOnPlatformTest, EncryptedCodecBehavior) {
         switch (codec) {
           // These codecs are never supported by the Android platform.
           case MimeUtil::INVALID_CODEC:
-          case MimeUtil::AC3:
-          case MimeUtil::EAC3:
           case MimeUtil::MPEG2_AAC:
           case MimeUtil::THEORA:
             EXPECT_FALSE(result);
@@ -288,6 +294,11 @@ TEST(IsCodecSupportedOnPlatformTest, EncryptedCodecBehavior) {
           case MimeUtil::HEVC:
             EXPECT_EQ(HasHevcSupport(), result);
             break;
+
+          case MimeUtil::AC3:
+          case MimeUtil::EAC3:
+            EXPECT_EQ(HasEac3Support(), result);
+            break;
         }
       });
 }
@@ -309,8 +320,6 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithAndroidPipeline) {
         switch (codec) {
           // These codecs are never supported by the Android platform.
           case MimeUtil::INVALID_CODEC:
-          case MimeUtil::AC3:
-          case MimeUtil::EAC3:
           case MimeUtil::MPEG2_AAC:
           case MimeUtil::THEORA:
             EXPECT_FALSE(result);
@@ -340,6 +349,11 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithAndroidPipeline) {
           case MimeUtil::HEVC:
             EXPECT_EQ(HasHevcSupport(), result);
             break;
+
+          case MimeUtil::AC3:
+          case MimeUtil::EAC3:
+            EXPECT_EQ(HasEac3Support(), result);
+            break;
         }
       });
 
@@ -371,8 +385,6 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithUnifiedPipeline) {
         switch (codec) {
           // These codecs are never supported by the Android platform.
           case MimeUtil::INVALID_CODEC:
-          case MimeUtil::AC3:
-          case MimeUtil::EAC3:
           case MimeUtil::THEORA:
             EXPECT_FALSE(result);
             break;
@@ -398,6 +410,11 @@ TEST(IsCodecSupportedOnPlatformTest, ClearCodecBehaviorWithUnifiedPipeline) {
           case MimeUtil::HEVC:
             EXPECT_EQ(HasHevcSupport() && info.has_platform_decoders, result);
             break;
+
+          case MimeUtil::AC3:
+          case MimeUtil::EAC3:
+            EXPECT_EQ(HasEac3Support(), result);
+            break;
         }
       });
 }