Make check for 'opened' consistent across all audio stream implementations of Start() and log an ...

media/audio/win/audio_low_latency_input_win.cc

 // Copyright (c) 2011 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/audio/win/audio_low_latency_input_win.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "media/audio/audio_util.h"
@@ skipping 103 matching lines @@
     return false;
   }
 
   opened_ = true;
 
   return true;
 }
 
 void WASAPIAudioInputStream::Start(AudioInputCallback* callback) {
   DCHECK(callback);
-  DCHECK(opened_);
-
+  DLOG_IF(ERROR, !opened_) << "Open() has not been called successfully";
   if (!opened_)
     return;
 
   if (started_)
     return;
 
   sink_ = callback;
 
   // Create and start the thread that will drive the capturing by waiting for
   // capture events.
@@ skipping 378 matching lines @@
   hr = audio_client_->SetEventHandle(audio_samples_ready_event_.Get());
   if (FAILED(hr))
     return hr;
 
   // Get access to the IAudioCaptureClient interface. This interface
   // enables us to read input data from the capture endpoint buffer.
   hr = audio_client_->GetService(__uuidof(IAudioCaptureClient),
                                  audio_capture_client_.ReceiveVoid());
   return hr;
 }