Move IDLs to 39 roll

modules/mediastream/MediaStream.idl

Index: modules/mediastream/MediaStream.idl
diff --git a/modules/mediastream/MediaStream.idl b/modules/mediastream/MediaStream.idl
index 171b8785227914782e8e61e66ad4f3fb239df49b..14cf0f51a97c7a7bdc51453c5c807c758212336a 100644
--- a/modules/mediastream/MediaStream.idl
+++ b/modules/mediastream/MediaStream.idl
@@ -33,7 +33,7 @@
     NoInterfaceObject,
 ] interface MediaStream : EventTarget {
     // DEPRECATED
-    readonly attribute DOMString label;
+    [MeasureAs=MediaStreamLabel] readonly attribute DOMString label;
 
     readonly attribute DOMString id;
 
@@ -45,11 +45,11 @@
     [RaisesException] void removeTrack(MediaStreamTrack track);
     MediaStreamTrack getTrackById(DOMString trackId);
     [CallWith=ExecutionContext] MediaStream clone();
-
-    readonly attribute boolean ended;
+    // DEPRECATED
+    [MeasureAs=MediaStreamEnded] readonly attribute boolean ended;
 
     // DEPRECATED
-    void stop();
+    [MeasureAs=MediaStreamStop] void stop();
 
     attribute EventHandler onended;
     attribute EventHandler onaddtrack;