base: Remove the string logging from CHECK().

media/filters/decrypting_demuxer_stream.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/decrypting_demuxer_stream.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 64 matching lines @@
 
   state_ = kIdle;
   base::ResetAndReturn(&init_cb_).Run(PIPELINE_OK);
 }
 
 void DecryptingDemuxerStream::Read(const ReadCB& read_cb) {
   DVLOG(3) << __func__;
   DCHECK(task_runner_->BelongsToCurrentThread());
   DCHECK_EQ(state_, kIdle) << state_;
   DCHECK(!read_cb.is_null());
-  CHECK(read_cb_.is_null()) << "Overlapping reads are not supported.";
+  // Overlapping reads are not supported.
+  CHECK(read_cb_.is_null());
 
   read_cb_ = BindToCurrentLoop(read_cb);
   state_ = kPendingDemuxerRead;
   demuxer_stream_->Read(
       base::Bind(&DecryptingDemuxerStream::DecryptBuffer, weak_this_));
 }
 
 void DecryptingDemuxerStream::Reset(const base::Closure& closure) {
   DVLOG(2) << __func__ << " - state: " << state_;
   DCHECK(task_runner_->BelongsToCurrentThread());
@@ skipping 295 matching lines @@
       break;
     }
 
     default:
       NOTREACHED();
       return;
   }
 }
 
 }  // namespace media