Roll WebKit IDL to multivm@858

third_party/WebCore/Modules/mediastream/RTCSessionDescription.idl

Index: third_party/WebCore/Modules/mediastream/RTCSessionDescription.idl
diff --git a/third_party/WebCore/Modules/mediastream/SessionDescription.idl b/third_party/WebCore/Modules/mediastream/RTCSessionDescription.idl
similarity index 85%
copy from third_party/WebCore/Modules/mediastream/SessionDescription.idl
copy to third_party/WebCore/Modules/mediastream/RTCSessionDescription.idl
index d4afedad9f7c760752d443bc7484b75558406005..e84dea2ebdad72c762cc4f0a386483002ee7e0e5 100644
--- a/third_party/WebCore/Modules/mediastream/SessionDescription.idl
+++ b/third_party/WebCore/Modules/mediastream/RTCSessionDescription.idl
@@ -28,16 +28,17 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-module p2p {
+module mediastream {
 
     interface [
         Conditional=MEDIA_STREAM,
-        Constructor(in DOMString sdp)
-    ] SessionDescription {
-        [StrictTypeChecking] void addCandidate(in IceCandidate candidate)
-            raises(DOMException);
-
-        DOMString toSdp();
+        Constructor(in Dictionary dictionary),
+        ConstructorRaisesException
+    ] RTCSessionDescription {
+        attribute DOMString type
+            setter raises(DOMException);
+        attribute DOMString sdp
+            setter raises(DOMException);
     };
 
 }