EME: Update tests so 'audioCapabilities' always provided

third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html

Index: third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html
diff --git a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html
index 0968e3415fc6facce92073703a230c48b003be9a..60dceb21c92296d39035801801d9a9f483752cfa 100644
--- a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html
+++ b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-at-same-time.html
@@ -55,6 +55,7 @@
             promise_test(function(test)
             {
                 var video = document.getElementById('video');
+                var content = '../content/test-encrypted.webm';
                 var access;
                 var mediaKeys1;
                 var mediaKeys2;
@@ -64,10 +65,10 @@
 
                 // Start a video now so that it is waiting for MediaKeys
                 // in order to continue.
-                video.src = '../content/test-encrypted.webm';
+                video.src = content;
                 video.play();
                 return wait_for_encrypted_event(video).then(function() {
-                    return navigator.requestMediaKeySystemAccess('org.w3.clearkey', [{}]);
+                    return navigator.requestMediaKeySystemAccess('org.w3.clearkey', getConfigurationForFile(content));
                 }).then(function(result) {
                     access = result;
                     return access.createMediaKeys();