Enable OPUS and VP9 codecs on Android for Clear Key key system

media/base/key_systems.cc

Index: media/base/key_systems.cc
diff --git a/media/base/key_systems.cc b/media/base/key_systems.cc
index 25676ba46bbc54debca30122d734707cf7231573..c2eb7f163076d82dd03b7ff2ca3255f7f9103e32 100644
--- a/media/base/key_systems.cc
+++ b/media/base/key_systems.cc
@@ -86,16 +86,6 @@ class ClearKeyProperties : public KeySystemProperties {
     // VP9 support is device dependent.
     SupportedCodecs codecs = EME_CODEC_WEBM_ALL;
 
-#if defined(OS_ANDROID)
-    // Temporarily disable VP9 support for Android.
-    // TODO(xhwang): Use mime_util.h to query VP9 support on Android.
-    codecs &= ~EME_CODEC_WEBM_VP9;
-
-    // Opus is not supported on Android yet. http://crbug.com/318436.
-    // TODO(sandersd): Check for platform support to set this bit.
-    codecs &= ~EME_CODEC_WEBM_OPUS;
-#endif  // defined(OS_ANDROID)
-
 #if defined(USE_PROPRIETARY_CODECS)
     codecs |= EME_CODEC_MP4_ALL;
 #endif  // defined(USE_PROPRIETARY_CODECS)