EME: Update tests so 'audioCapabilities' always provided

third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html

Index: third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html
diff --git a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html
index e29c5ab957947ee7a10e1d416e2a3e5a466d8eda..0f7a85dade9887ee22dab91e571e9b84c04274ea 100644
--- a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html
+++ b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-keystatuses-multiple-updates.html
@@ -60,11 +60,9 @@
                     }
                 }
 
-                getSupportedInitDataType().then(function(type) {
-                    initDataType = type;
+                navigator.requestMediaKeySystemAccess('org.w3.clearkey', simpleConfiguration()).then(function(access) {
+                    initDataType = access.getConfiguration().initDataTypes[0];
                     initData = getInitData(initDataType);
-                    return navigator.requestMediaKeySystemAccess('org.w3.clearkey', [{}]);
-                }).then(function(access) {
                     return access.createMediaKeys();
                 }).then(function(mediaKeys) {
                     mediaKeySession = mediaKeys.createSession();