Web MIDI API (work in progress)

Source/modules/webmidi/MIDIMessageEvent.idl

Index: Source/modules/webmidi/MIDIMessageEvent.idl
diff --git a/Source/modules/webmidi/MIDIMessageEvent.idl b/Source/modules/webmidi/MIDIMessageEvent.idl
index 5a9c05f7d92179dce7fc2d5a810f256d7b424eb2..ea0533f28d511e29271b0d45ca02217b54c4171d 100644
--- a/Source/modules/webmidi/MIDIMessageEvent.idl
+++ b/Source/modules/webmidi/MIDIMessageEvent.idl
@@ -31,9 +31,12 @@
 // FIXME: The spec doesn't provide details about constructor, yet.
 // See also, https://github.com/WebAudio/web-midi-api/issues/1 .
 [
-    NoInterfaceObject,
-    ConstructorTemplate=Event
+    // NoInterfaceObject,
+    // ConstructorTemplate=Event
 ] interface MIDIMessageEvent : Event {
-    [InitializedByEventConstructor] readonly attribute double receivedTime;
-    [InitializedByEventConstructor] readonly attribute Uint8Array data;
+    // [InitializedByEventConstructor] readonly attribute double receivedTime;
+    // [InitializedByEventConstructor] readonly attribute Uint8Array data;
+    readonly attribute double receivedTime;
+    readonly attribute Uint8Array data;
+
 };