media: Separate renewal from default External Clear Key test

media/test/data/eme_player_js/utils.js

Index: media/test/data/eme_player_js/utils.js
diff --git a/media/test/data/eme_player_js/utils.js b/media/test/data/eme_player_js/utils.js
index 7eec1bdb4dd0124d0b76e14d8319728e45a0bef5..653677fae4056d474e66f83e9a8e82502e53f685 100644
--- a/media/test/data/eme_player_js/utils.js
+++ b/media/test/data/eme_player_js/utils.js
@@ -186,14 +186,7 @@ Utils.installTitleEventHandler = function(element, event) {
 };
 
 Utils.isRenewalMessage = function(message) {
-  if (message.messageType != 'license-renewal')
-    return false;
-
-  if (!Utils.hasPrefix(message.message, EME_RENEWAL_MESSAGE_HEADER)) {
-    Utils.failTest('license-renewal message doesn\'t contain expected header',
-                   EME_RENEWAL_MISSING_HEADER);
-  }
-  return true;
+  return (message.messageType == 'license-renewal');
 };
 
 Utils.resetTitleChange = function() {