WeakPtr destruction order cleanup: media edition.

media/filters/audio_renderer_impl.cc

 // 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.
 
 #include "media/filters/audio_renderer_impl.h"
 
 #include <math.h>
 
 #include <algorithm>
 
@@ skipping 25 matching lines @@
 }
 
 }  // namespace
 
 AudioRendererImpl::AudioRendererImpl(
     const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
     media::AudioRendererSink* sink,
     ScopedVector<AudioDecoder> decoders,
     const SetDecryptorReadyCB& set_decryptor_ready_cb)
     : task_runner_(task_runner),
-      weak_factory_(this),
       sink_(sink),
-      decoder_selector_(new AudioDecoderSelector(
-          task_runner, decoders.Pass(), set_decryptor_ready_cb)),
+      decoder_selector_(new AudioDecoderSelector(task_runner,
+                                                 decoders.Pass(),
+                                                 set_decryptor_ready_cb)),
       now_cb_(base::Bind(&base::TimeTicks::Now)),
       state_(kUninitialized),
       sink_playing_(false),
       pending_read_(false),
       received_end_of_stream_(false),
       rendered_end_of_stream_(false),
       audio_time_buffered_(kNoTimestamp()),
       current_time_(kNoTimestamp()),
       underflow_disabled_(false),
-      preroll_aborted_(false) {
-}
+      preroll_aborted_(false),
+      weak_factory_(this) {}
 
 AudioRendererImpl::~AudioRendererImpl() {
   // Stop() should have been called and |algorithm_| should have been destroyed.
   DCHECK(state_ == kUninitialized || state_ == kStopped);
   DCHECK(!algorithm_.get());
 }
 
 void AudioRendererImpl::Play(const base::Closure& callback) {
   DCHECK(task_runner_->BelongsToCurrentThread());
 
@@ skipping 671 matching lines @@
   }
 }
 
 void AudioRendererImpl::ChangeState_Locked(State new_state) {
   DVLOG(1) << __FUNCTION__ << " : " << state_ << " -> " << new_state;
   lock_.AssertAcquired();
   state_ = new_state;
 }
 
 }  // namespace media