[Chromecast] Make ALSA rendering delay either accurate or kNoTimestamp

chromecast/media/cma/backend/alsa/mock_alsa_wrapper.h

 // Copyright 2015 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.
 
 #ifndef CHROMECAST_MEDIA_CMA_BACKEND_ALSA_MOCK_ALSA_WRAPPER_H_
 #define CHROMECAST_MEDIA_CMA_BACKEND_ALSA_MOCK_ALSA_WRAPPER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 54 matching lines @@
 
   MOCK_METHOD2(PcmPause, int(snd_pcm_t* handle, int enable));
 
   MOCK_METHOD1(PcmStatusMalloc, int(snd_pcm_status_t** ptr));
   MOCK_METHOD1(PcmStatusFree, void(snd_pcm_status_t* obj));
   MOCK_METHOD2(PcmStatus, int(snd_pcm_t* handle, snd_pcm_status_t* status));
   MOCK_METHOD1(PcmStatusGetDelay,
                snd_pcm_sframes_t(const snd_pcm_status_t* obj));
   MOCK_METHOD2(PcmStatusGetHtstamp,
                void(const snd_pcm_status_t* obj, snd_htimestamp_t* ptr));
+  MOCK_METHOD1(PcmStatusGetState, snd_pcm_state_t(const snd_pcm_status_t* obj));
 
   MOCK_METHOD1(PcmHwParamsMalloc, int(snd_pcm_hw_params_t** ptr));
   MOCK_METHOD1(PcmHwParamsFree, void(snd_pcm_hw_params_t* obj));
   MOCK_METHOD2(PcmHwParamsCurrent,
                int(snd_pcm_t* handle, snd_pcm_hw_params_t* params));
   MOCK_METHOD1(PcmHwParamsCanPause, int(const snd_pcm_hw_params_t* params));
   MOCK_METHOD2(PcmHwParamsAny,
                int(snd_pcm_t* handle, snd_pcm_hw_params_t* params));
   MOCK_METHOD3(PcmHwParamsSetRateResample,
                int(snd_pcm_t* handle, snd_pcm_hw_params_t* params, bool val));
@@ skipping 65 matching lines @@
   // Certain calls will be delegated to this class.
   std::unique_ptr<FakeAlsaWrapper> fake_;
 
   DISALLOW_COPY_AND_ASSIGN(MockAlsaWrapper);
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_CMA_BACKEND_ALSA_MOCK_ALSA_WRAPPER_H_