base: Remove the string logging from CHECK().

media/filters/decrypting_video_decoder.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_video_decoder.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 69 matching lines @@
 }
 
 void DecryptingVideoDecoder::Decode(const scoped_refptr<DecoderBuffer>& buffer,
                                     const DecodeCB& decode_cb) {
   DVLOG(3) << "Decode()";
   DCHECK(task_runner_->BelongsToCurrentThread());
   DCHECK(state_ == kIdle ||
          state_ == kDecodeFinished ||
          state_ == kError) << state_;
   DCHECK(!decode_cb.is_null());
-  CHECK(decode_cb_.is_null()) << "Overlapping decodes are not supported.";
+  // Overlapping decodes are not supported.
+  CHECK(decode_cb_.is_null());
 
   decode_cb_ = BindToCurrentLoop(decode_cb);
 
   if (state_ == kError) {
     base::ResetAndReturn(&decode_cb_).Run(DecodeStatus::DECODE_ERROR);
     return;
   }
 
   // Return empty frames if decoding has finished.
   if (state_ == kDecodeFinished) {
@@ skipping 208 matching lines @@
 }
 
 void DecryptingVideoDecoder::DoReset() {
   DCHECK(init_cb_.is_null());
   DCHECK(decode_cb_.is_null());
   state_ = kIdle;
   base::ResetAndReturn(&reset_cb_).Run();
 }
 
 }  // namespace media