Remove the VoEDtmf interface.

webrtc/voice_engine/test/auto_test/voe_standard_test.h

Index: webrtc/voice_engine/test/auto_test/voe_standard_test.h
diff --git a/webrtc/voice_engine/test/auto_test/voe_standard_test.h b/webrtc/voice_engine/test/auto_test/voe_standard_test.h
index 38688b33f02bf82e0b74234a089f35ef13c0f911..6401cd1536fb9dd817d7d9d00dfd4bf7eac73aff 100644
--- a/webrtc/voice_engine/test/auto_test/voe_standard_test.h
+++ b/webrtc/voice_engine/test/auto_test/voe_standard_test.h
@@ -17,7 +17,6 @@
 #include "gflags/gflags.h"
 #include "webrtc/voice_engine/include/voe_audio_processing.h"
 #include "webrtc/voice_engine/include/voe_base.h"
-#include "webrtc/voice_engine/include/voe_dtmf.h"
 #include "webrtc/voice_engine/include/voe_errors.h"
 #include "webrtc/voice_engine/include/voe_file.h"
 #include "webrtc/voice_engine/include/voe_rtp_rtcp.h"
@@ -60,7 +59,6 @@ class SubAPIManager {
   SubAPIManager()
     : _base(true),
       _codec(false),
-      _dtmf(false),
       _externalMedia(false),
       _file(false),
       _hardware(false),
@@ -73,9 +71,6 @@ class SubAPIManager {
 #ifdef WEBRTC_VOICE_ENGINE_CODEC_API
       _codec = true;
 #endif
-#ifdef WEBRTC_VOICE_ENGINE_DTMF_API
-      _dtmf = true;
-#endif
 #ifdef WEBRTC_VOICE_ENGINE_EXTERNAL_MEDIA_API
       _externalMedia = true;
 #endif
@@ -106,7 +101,7 @@ class SubAPIManager {
   void DisplayStatus() const;
 
  private:
-  bool _base, _codec, _dtmf;
+  bool _base, _codec;
   bool _externalMedia, _file, _hardware;
   bool _netEqStats, _network, _rtp_rtcp, _videoSync, _volumeControl, _apm;
 };
@@ -142,9 +137,6 @@ class VoETestManager {
   VoEVolumeControl* VolumeControlPtr() const {
     return voe_volume_control_;
   }
-  VoEDtmf* DtmfPtr() const {
-    return voe_dtmf_;
-  }
   VoERTP_RTCP* RTP_RTCPPtr() const {
     return voe_rtp_rtcp_;
   }
@@ -184,7 +176,6 @@ class VoETestManager {
   VoiceEngine*           voice_engine_;
   VoEBase*               voe_base_;
   VoECodec*              voe_codec_;
-  VoEDtmf*               voe_dtmf_;
   VoEExternalMedia*      voe_xmedia_;
   VoEFile*               voe_file_;
   VoEHardware*           voe_hardware_;