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

core/streams/ReadableByteStream.idl

Index: core/streams/ReadableByteStream.idl
diff --git a/core/streams/ReadableByteStream.idl b/core/streams/ReadableByteStream.idl
new file mode 100644
index 0000000000000000000000000000000000000000..d881c270560832f707906b83f006b5650ae949f7
--- /dev/null
+++ b/core/streams/ReadableByteStream.idl
@@ -0,0 +1,11 @@
+// Copyright 2015 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.
+
+[
+    GarbageCollected,
+    Exposed=(Window,Worker),
+] interface ReadableByteStream {
+    [CallWith=ExecutionContext, RaisesException, ImplementedAs=getBytesReader] ReadableByteStreamReader getReader();
+    [CallWith=ScriptState] Promise<void> cancel(optional any reason);
+};