Support Android secure codecs in requestMediaKeySystemAccess().

media/base/eme_constants.h

Index: media/base/eme_constants.h
diff --git a/media/base/eme_constants.h b/media/base/eme_constants.h
index 0b246709eb0ec414e4b354defdb48b0dd1f7d489..d9ef5d209024ecbfe2b9b2de9e382318feabedd3 100644
--- a/media/base/eme_constants.h
+++ b/media/base/eme_constants.h
@@ -129,6 +129,15 @@ enum class EmeConfigRule {
   // The configuration option is supported if both a distinctive identifier and
   // persistent state are available.
   IDENTIFIER_AND_PERSISTENCE_REQUIRED,
+#if defined(OS_ANDROID)

[ddorwin, 2015/05/01 20:39:11]

I think this comment block is confusing and possibly inaccurate wrt audio now.
Suggestions for fixing below.

[sandersd (OOO until July 31), 2015/05/01 21:57:01]

Acknowledged.

+  // The configuration option is supported if hardware-secure video codecs are

[ddorwin, 2015/05/01 20:39:11]

remove "video"

[sandersd (OOO until July 31), 2015/05/01 21:57:01]

Done.

+  // not used.
+  SECURE_CODECS_NOT_ALLOWED,
+  // The configuration option is supported if only hardware-secure video codecs

[ddorwin, 2015/05/01 20:39:11]

remove "video"

[sandersd (OOO until July 31), 2015/05/01 21:57:01]

Done.

+  // are used. In this mode only secure surfaces (hole-punching) will be
+  // functional.

[ddorwin, 2015/05/01 20:39:11]

...for video.

(or something like that)

[sandersd (OOO until July 31), 2015/05/01 21:57:01]

Done.

+  SECURE_CODECS_REQUIRED,
+#endif  // defined(OS_ANDROID)
   // The configuration option is supported without conditions.
   SUPPORTED,
 };