media: Change MediaKeyMessageEventInit to require both attributes

third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt

Index: third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt
diff --git a/third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt b/third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt
index b12981a209337889a1fa18c09d8121aab170e009..8e02191950ed58c76f8790471bdd04aec625186b 100644
--- a/third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt
+++ b/third_party/WebKit/LayoutTests/fast/events/constructors/media-key-message-event-constructor-expected.txt
@@ -3,18 +3,16 @@ This tests the constructor for the MediaKeyMessageEvent DOM class.
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
-PASS new MediaKeyMessageEvent('eventType').bubbles is false
-PASS new MediaKeyMessageEvent('eventType').cancelable is false
-PASS new MediaKeyMessageEvent('eventType').messageType is "license-request"
-PASS new MediaKeyMessageEvent('eventType').message is null
-PASS new MediaKeyMessageEvent('eventType', { bubbles: false }).bubbles is false
-PASS new MediaKeyMessageEvent('eventType', { bubbles: true }).bubbles is true
-PASS new MediaKeyMessageEvent('eventType', { cancelable: false }).cancelable is false
-PASS new MediaKeyMessageEvent('eventType', { cancelable: true }).cancelable is true
-PASS new MediaKeyMessageEvent('eventType', { message: arrayBuffer }).message is arrayBuffer
-PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-request' }).messageType is "license-request"
-PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-renewal' }).messageType is "license-renewal"
-PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-release' }).messageType is "license-release"
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-request', message: arrayBuffer }).bubbles is false
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-request', message: arrayBuffer }).cancelable is false
+PASS new MediaKeyMessageEvent('eventType', { bubbles: false, messageType: 'license-request', message: arrayBuffer }).bubbles is false
+PASS new MediaKeyMessageEvent('eventType', { bubbles: true, messageType: 'license-request', message: arrayBuffer }).bubbles is true
+PASS new MediaKeyMessageEvent('eventType', { cancelable: false, messageType: 'license-request', message: arrayBuffer }).cancelable is false
+PASS new MediaKeyMessageEvent('eventType', { cancelable: true, messageType: 'license-request', message: arrayBuffer }).cancelable is true
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-request', message: arrayBuffer }).message is arrayBuffer
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-request', message: arrayBuffer }).messageType is "license-request"
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-renewal', message: arrayBuffer }).messageType is "license-renewal"
+PASS new MediaKeyMessageEvent('eventType', { messageType: 'license-release', message: arrayBuffer }).messageType is "license-release"
 PASS successfullyParsed is true
 
 TEST COMPLETE