Refactor MediaResource to be multi-stream capable

media/base/fake_text_track_stream.cc

 // Copyright 2013 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.
 
 #include "media/base/fake_text_track_stream.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 36 matching lines @@
 }
 
 bool FakeTextTrackStream::enabled() const {
   return true;
 }
 
 void FakeTextTrackStream::set_enabled(bool enabled, base::TimeDelta timestamp) {
   NOTIMPLEMENTED();
 }
 
-void FakeTextTrackStream::SetStreamStatusChangeCB(
-    const StreamStatusChangeCB& cb) {
-  NOTIMPLEMENTED();
-}
-
 void FakeTextTrackStream::SatisfyPendingRead(
     const base::TimeDelta& start,
     const base::TimeDelta& duration,
     const std::string& id,
     const std::string& content,
     const std::string& settings) {
   DCHECK(!read_cb_.is_null());
 
   const uint8_t* const data_buf =
       reinterpret_cast<const uint8_t*>(content.data());
@@ skipping 29 matching lines @@
   base::ResetAndReturn(&read_cb_).Run(kOk, DecoderBuffer::CreateEOSBuffer());
 }
 
 void FakeTextTrackStream::Stop() {
   stopping_ = true;
   if (!read_cb_.is_null())
     AbortPendingRead();
 }
 
 }  // namespace media