Update IDL to 1847

modules/mediastream/NavigatorMediaStream.idl

Index: modules/mediastream/NavigatorMediaStream.idl
diff --git a/modules/mediastream/NavigatorMediaStream.idl b/modules/mediastream/NavigatorMediaStream.idl
index 2f72684d36fc1ed7f5308a63f100423e697f4e36..d6db3538411ac1c1e27518d8aa722dcd643ab980 100644
--- a/modules/mediastream/NavigatorMediaStream.idl
+++ b/modules/mediastream/NavigatorMediaStream.idl
@@ -17,9 +17,10 @@
  * Boston, MA 02110-1301, USA.
  */
 
-partial interface Navigator {
-    [RuntimeEnabled=MediaStream, RaisesException] void webkitGetUserMedia(Dictionary options,
-                                                 NavigatorUserMediaSuccessCallback successCallback,
-                                                 optional NavigatorUserMediaErrorCallback errorCallback);
+[
+    RuntimeEnabled=MediaStream,
+] partial interface Navigator {
+    [RaisesException] void webkitGetUserMedia(Dictionary options,
+                                              NavigatorUserMediaSuccessCallback successCallback,
+                                              optional NavigatorUserMediaErrorCallback errorCallback);
 };
-