Prep to remove API-related #defines from voice_engine_configurations.h

webrtc/voice_engine/voe_audio_processing_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include "webrtc/voice_engine/voe_audio_processing_impl.h"
 
 #include "webrtc/base/logging.h"
 #include "webrtc/modules/audio_processing/include/audio_processing.h"
 #include "webrtc/system_wrappers/include/trace.h"
 #include "webrtc/voice_engine/channel.h"
 #include "webrtc/voice_engine/include/voe_errors.h"
 #include "webrtc/voice_engine/transmit_mixer.h"
 #include "webrtc/voice_engine/voice_engine_impl.h"
 
+#ifndef WEBRTC_VOICE_ENGINE_AUDIO_PROCESSING_API
+#error "Deprecated"
+#endif
+
 // TODO(andrew): move to a common place.
 #define WEBRTC_VOICE_INIT_CHECK()                        \
   do {                                                   \
     if (!_shared->statistics().Initialized()) {          \
       _shared->SetLastError(VE_NOT_INITED, kTraceError); \
       return -1;                                         \
     }                                                    \
   } while (0)
 
 #define WEBRTC_VOICE_INIT_CHECK_BOOL()                   \
@@ skipping 741 matching lines @@
   _shared->transmit_mixer()->EnableStereoChannelSwapping(enable);
 }
 
 bool VoEAudioProcessingImpl::IsStereoChannelSwappingEnabled() {
   return _shared->transmit_mixer()->IsStereoChannelSwappingEnabled();
 }
 
 #endif  // #ifdef WEBRTC_VOICE_ENGINE_AUDIO_PROCESSING_API
 
 }  // namespace webrtc