Clear Key CDM should resolve the promise if session not found

media/test/data/eme_player_js/player_utils.js

Index: media/test/data/eme_player_js/player_utils.js
diff --git a/media/test/data/eme_player_js/player_utils.js b/media/test/data/eme_player_js/player_utils.js
index 1fd75435af20add8acede57c1db957c17d30f54b..a532e1af7a37224d2d1f967fa1b2b7e5272a9d33 100644
--- a/media/test/data/eme_player_js/player_utils.js
+++ b/media/test/data/eme_player_js/player_utils.js
@@ -67,7 +67,12 @@ PlayerUtils.registerEMEEventListeners = function(player) {
             message.target.mediaKeys.createSession('persistent-license');
         addMediaKeySessionListeners(session);
         session.load(player.testConfig.sessionToLoad)
-            .catch(function(error) { Utils.failTest(error, EME_LOAD_FAILED); });
+            .then(
+                function(result) {
+                  if (!result)
+                    Utils.failTest('Session not found.', EME_SESSION_NOT_FOUND);
+                },
+                function(error) { Utils.failTest(error, EME_LOAD_FAILED); });
       } else {
         Utils.timeLog('Creating new media key session for initDataType: ' +
                       message.initDataType + ', initData: ' +