Updated to Chrome 45 (2454) moved from SVN to git.

modules/presentation/Presentation.idl

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// http://webscreens.github.io/presentation-api/#presentation-interface
+// https://w3c.github.io/presentation-api/#interface-presentation
 
 [
     GarbageCollected,
     RuntimeEnabled=Presentation
 ] interface Presentation : EventTarget {
-    attribute EventHandler onavailablechange;
+    // This API used by controlling browsing context.
+    [CallWith=ScriptState] Promise<PresentationSession> startSession(DOMString url);
+    // TODO(avayvod): The |presentationId| argument should not be optional.
+    [CallWith=ScriptState] Promise<PresentationSession> joinSession(DOMString url, [Default=Undefined] optional DOMString presentationId);
+    [CallWith=ScriptState] Promise<PresentationAvailability> getAvailability(DOMString url);
+    attribute EventHandler ondefaultsessionstart;
+
+    // This API used by presenting browsing context.
+    // TODO(avayvod): The spec has |getSession()| and |getSessions()| instead.
+    readonly attribute PresentationSession? session;
+    // TODO(avayvod): attribute EventHandler onsessionavailable;
 };