EME: Update tests so 'audioCapabilities' always provided

third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html

Index: third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html
diff --git a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html
index 63c9727c47fc1d52ac35bdba6946518487e4adc7..972926c848b2dc5f3da2fc8413f91c29d178edcd 100644
--- a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html
+++ b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-setmediakeys-multiple-times-with-different-mediakeys.html
@@ -13,13 +13,14 @@
             promise_test(function(test)
             {
                 var video = document.getElementById('video');
+                var content = '../content/test-encrypted.webm';
                 var keySystemAccess;
                 var mediaKeys1;
                 var mediaKeys2;
 
                 assert_equals(video.mediaKeys, null);
 
-                return navigator.requestMediaKeySystemAccess('org.w3.clearkey', [{}]).then(function(access) {
+                return navigator.requestMediaKeySystemAccess('org.w3.clearkey', getConfigurationForFile(content)).then(function(access) {
                     keySystemAccess = access;
                     // Create a mediaKeys.
                     return keySystemAccess.createMediaKeys();
@@ -48,7 +49,7 @@
                 }).then(function() {
                     assert_true(video.mediaKeys === mediaKeys1);
                     // Load the media element to create the WebMediaPlayer.
-                    video.src = '../content/test-encrypted.webm';
+                    video.src = content;
                     // Set mediaKeys2 on video (switching MediaKeys) not
                     // supported after WebMediaPlayer is created.
                     return video.setMediaKeys(mediaKeys2);