EME: Update tests so 'audioCapabilities' always provided

third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html

Index: third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html
diff --git a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html
index 744d351eb7589e9ad3578b3bd345d80baa1b681a..be7a3c01796f587953632144494cc6f9f98982db 100644
--- a/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html
+++ b/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-lifetime-mediakeys-with-session.html
@@ -31,12 +31,10 @@
                 }
 
                 // Create a MediaKeys object with a session.
-                getSupportedInitDataType().then(function(type) {
-                    initDataType = type;
-                    initData = getInitData(initDataType);
-                    return navigator.requestMediaKeySystemAccess('org.w3.clearkey', [{}]);
-                }).then(function(access) {
+                navigator.requestMediaKeySystemAccess('org.w3.clearkey', simpleConfiguration()).then(function(access) {
                     assert_equals(access.keySystem, 'org.w3.clearkey');

[ddorwin, 2016/07/20 17:05:27]

This existing assert seems unnecessary. Presumably we check the attribute
elsewhere.

[jrummell, 2016/07/20 19:07:48]

Removed.

+                    initDataType = access.getConfiguration().initDataTypes[0];
+                    initData = getInitData(initDataType);
                     return access.createMediaKeys();
                 }).then(function(result) {
                     mediaKeys = result;