Replace ASSERT with DCHECK in platform/

third_party/WebKit/Source/platform/mediastream/MediaStreamCenter.cpp

 /*
  * Copyright (C) 2011 Ericsson AB. All rights reserved.
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 28 matching lines @@
 #include "platform/wtf/PtrUtil.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebAudioSourceProvider.h"
 #include "public/platform/WebMediaStream.h"
 #include "public/platform/WebMediaStreamCenter.h"
 #include "public/platform/WebMediaStreamTrack.h"
 
 namespace blink {
 
 MediaStreamCenter& MediaStreamCenter::Instance() {
-  ASSERT(IsMainThread());
+  DCHECK(IsMainThread());
   DEFINE_STATIC_LOCAL(MediaStreamCenter, center, ());
   return center;
 }
 
 MediaStreamCenter::MediaStreamCenter()
     : private_(
           WTF::WrapUnique(Platform::Current()->CreateMediaStreamCenter(this))) {
 }
 
 MediaStreamCenter::~MediaStreamCenter() {}
@@ skipping 81 matching lines @@
 }
 
 void MediaStreamCenter::StopLocalMediaStream(const WebMediaStream& web_stream) {
   MediaStreamDescriptor* stream = web_stream;
   MediaStreamDescriptorClient* client = stream->Client();
   if (client)
     client->StreamEnded();
 }
 
 }  // namespace blink