Fix: Adding list of supported codecs for MP4 containers

net/base/mime_util_unittest.cc

Index: net/base/mime_util_unittest.cc
diff --git a/net/base/mime_util_unittest.cc b/net/base/mime_util_unittest.cc
index bb783af90f36f9e649385619792ee839b171f165..5667f7e940a578bb21f158ace611e9a041bb5ce4 100644
--- a/net/base/mime_util_unittest.cc
+++ b/net/base/mime_util_unittest.cc
@@ -113,15 +113,13 @@ TEST(MimeUtilTest, StrictMediaMimeType) {
   EXPECT_TRUE(IsStrictMediaMimeType("audio/mp3"));
   EXPECT_TRUE(IsStrictMediaMimeType("audio/x-mp3"));
 
-  // TODO(amogh.bihani): These will be fixed http://crbug.com/53193
-  EXPECT_FALSE(IsStrictMediaMimeType("video/mp4"));
-  EXPECT_FALSE(IsStrictMediaMimeType("video/x-m4v"));
-  EXPECT_FALSE(IsStrictMediaMimeType("audio/mp4"));
-  EXPECT_FALSE(IsStrictMediaMimeType("audio/x-m4a"));
-
-  EXPECT_FALSE(IsStrictMediaMimeType("application/x-mpegurl"));
-  EXPECT_FALSE(IsStrictMediaMimeType("application/vnd.apple.mpegurl"));
-  // ---------------------------------------------------------------------------
+  EXPECT_TRUE(IsStrictMediaMimeType("video/mp4"));
+  EXPECT_TRUE(IsStrictMediaMimeType("video/x-m4v"));
+  EXPECT_TRUE(IsStrictMediaMimeType("audio/mp4"));
+  EXPECT_TRUE(IsStrictMediaMimeType("audio/x-m4a"));
+
+  EXPECT_TRUE(IsStrictMediaMimeType("application/x-mpegurl"));
+  EXPECT_TRUE(IsStrictMediaMimeType("application/vnd.apple.mpegurl"));
 
   EXPECT_FALSE(IsStrictMediaMimeType("video/unknown"));
   EXPECT_FALSE(IsStrictMediaMimeType("audio/unknown"));