Add config change handling to SourceBufferStream & ChunkDemuxer

media/test/data/bear-640x360-manifest.js

Index: media/test/data/bear-640x360-manifest.js
diff --git a/media/test/data/bear-640x360-manifest.js b/media/test/data/bear-640x360-manifest.js
new file mode 100644
index 0000000000000000000000000000000000000000..9f34488c71979f051a4c52aa85d52c7ffb9b589f
--- /dev/null
+++ b/media/test/data/bear-640x360-manifest.js
@@ -0,0 +1,16 @@
+// Copyright (c) 2012 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.
+{
+  duration: 2.740000,
+  type: 'video/webm; codecs="vp8, vorbis"',
+  init: { offset: 0, size: 4459},
+  media: [
+    { offset: 4459, size: 50714, timecode: 0.000000 },
+    { offset: 55173, size: 19021, timecode: 0.477000 },
+    { offset: 74194, size: 19810, timecode: 0.988000 },
+    { offset: 94004, size: 21706, timecode: 1.496000 },
+    { offset: 115710, size: 20249, timecode: 1.990000 },
+    { offset: 135959, size: 9946, timecode: 2.489000 },
+  ]
+}