Revert 277386 "Fix: Adding list of supported codecs for MP4 cont..."

net/base/mime_util_unittest.cc

Index: net/base/mime_util_unittest.cc
===================================================================
--- net/base/mime_util_unittest.cc	(revision 282961)
+++ net/base/mime_util_unittest.cc	(working copy)
@@ -113,13 +113,15 @@
   EXPECT_TRUE(IsStrictMediaMimeType("audio/mp3"));
   EXPECT_TRUE(IsStrictMediaMimeType("audio/x-mp3"));
 
-  EXPECT_TRUE(IsStrictMediaMimeType("video/mp4"));
-  EXPECT_TRUE(IsStrictMediaMimeType("video/x-m4v"));
-  EXPECT_TRUE(IsStrictMediaMimeType("audio/mp4"));
-  EXPECT_TRUE(IsStrictMediaMimeType("audio/x-m4a"));
+  // 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_TRUE(IsStrictMediaMimeType("application/x-mpegurl"));
-  EXPECT_TRUE(IsStrictMediaMimeType("application/vnd.apple.mpegurl"));
+  EXPECT_FALSE(IsStrictMediaMimeType("application/x-mpegurl"));
+  EXPECT_FALSE(IsStrictMediaMimeType("application/vnd.apple.mpegurl"));
+  // ---------------------------------------------------------------------------
 
   EXPECT_FALSE(IsStrictMediaMimeType("video/unknown"));
   EXPECT_FALSE(IsStrictMediaMimeType("audio/unknown"));