MediaSourcePlayer implements IsTypeSupported().

media/base/android/java/src/org/chromium/media/MediaDrmBridge.java

Index: media/base/android/java/src/org/chromium/media/MediaDrmBridge.java
diff --git a/media/base/android/java/src/org/chromium/media/MediaDrmBridge.java b/media/base/android/java/src/org/chromium/media/MediaDrmBridge.java
index aae1bbff0962fcd9b908728d48af8da6e49e0cd7..1352875e58acc89b15bcf0b36ad8df2704c4edfd 100644
--- a/media/base/android/java/src/org/chromium/media/MediaDrmBridge.java
+++ b/media/base/android/java/src/org/chromium/media/MediaDrmBridge.java
@@ -87,6 +87,13 @@ class MediaDrmBridge {
         return session;
     }
 
+    @CalledByNative
+    private static boolean isCryptoSchemeSupported(byte[] schemeUUID, String containerMimeType) {
+        UUID cryptoScheme = getUUIDFromBytes(schemeUUID);
+        // TODO(xhwang): Test |containerMimeType| on latest image.
+        return MediaDrm.isCryptoSchemeSupported(cryptoScheme/*, containerMimeType*/);
+    }
+
     /**
      * Create a new MediaDrmBridge from the crypto scheme UUID.
      *