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

core/streams/ReadableStream.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.
 
-enum ReadableStreamState {
-    "readable",
-    "waiting",
-    "closed",
-    "errored"
+[
+    GarbageCollected,
+    Exposed=(Window,Worker),
+] interface ReadableStream {
+    [CallWith=ExecutionContext, RaisesException] ReadableStreamReader getReader();
+    [CallWith=ScriptState] Promise<void> cancel(optional any reason);
 };
-
-[
-    RuntimeEnabled=Stream,
-    GarbageCollected
-] interface ReadableStream {
-    [CallWith=ScriptState, RaisesException] any read();
-    [CallWith=ScriptState] Promise wait();
-    [ImplementedAs=stateString] readonly attribute ReadableStreamState state;
-
-    [CallWith=ScriptState] Promise cancel(any reason);
-
-    [CallWith=ScriptState] readonly attribute Promise closed;
-};