Bug 1669869 [wpt PR 26032] - Update interfaces/presentation-api.idl, a=testonly

Automatic update from web-platform-tests
Update interfaces/presentation-api.idl (#26032)

Source: https://github.com/w3c/webref/blob/e6018e1/ed/idl/presentation-api.idl
Build: https://travis-ci.org/w3c/webref/builds/188711754
--

wpt-commits: f879930e554853283b9c885155a284865684334f
wpt-pr: 26032

testing/web-platform/tests/interfaces/presentation-api.idl

@@ -54,8 +54,8 @@ interface PresentationConnection : EventTarget {
   readonly attribute USVString id;
   readonly attribute USVString url;
   readonly attribute PresentationConnectionState state;
-  void close();
-  void terminate();
+  undefined close();
+  undefined terminate();
   attribute EventHandler onconnect;
   attribute EventHandler onclose;
   attribute EventHandler onterminate;
@@ -63,10 +63,10 @@ interface PresentationConnection : EventTarget {
   // Communication
   attribute BinaryType binaryType;
   attribute EventHandler onmessage;
-  void send (DOMString message);
-  void send (Blob data);
-  void send (ArrayBuffer data);
-  void send (ArrayBufferView data);
+  undefined send (DOMString message);
+  undefined send (Blob data);
+  undefined send (ArrayBuffer data);
+  undefined send (ArrayBufferView data);
 };
 
 enum PresentationConnectionCloseReason { "error", "closed", "wentaway" };