Remove the VoEDtmf interface.

webrtc/voice_engine/test/auto_test/standard/dtmf_test.cc

 /*
  *  Copyright (c) 2011 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/test/auto_test/fixtures/after_streaming_fixture.h"
 #include "webrtc/voice_engine/voice_engine_defines.h"
 
 class DtmfTest : public AfterStreamingFixture {
  protected:
-  void RunSixteenDtmfEvents(bool out_of_band) {
+  void RunSixteenDtmfEvents() {
     TEST_LOG("Sending telephone events:\n");
-    EXPECT_EQ(0, voe_dtmf_->SetDtmfFeedbackStatus(false));
-
     for (int i = 0; i < 16; i++) {
       TEST_LOG("%d ", i);
       TEST_LOG_FLUSH;
-      EXPECT_EQ(0, voe_dtmf_->SendTelephoneEvent(
-          channel_, i, out_of_band, 160, 10));
+      EXPECT_EQ(true, channel_proxy_->SendTelephoneEventOutband(i, 160));

[hlundin-webrtc, 2016/03/07 15:59:23]

EXPECT_TRUE? Here and below.

[the sun, 2016/03/07 16:11:35]

Done.

       Sleep(500);
     }
     TEST_LOG("\n");
   }
 };
 
-TEST_F(DtmfTest, DtmfFeedbackIsEnabledByDefaultButNotDirectFeedback) {
-  bool dtmf_feedback = false;
-  bool dtmf_direct_feedback = false;
-
-  EXPECT_EQ(0, voe_dtmf_->GetDtmfFeedbackStatus(dtmf_feedback,
-                                                dtmf_direct_feedback));
-
-  EXPECT_TRUE(dtmf_feedback);
-  EXPECT_FALSE(dtmf_direct_feedback);
-}
-
-TEST_F(DtmfTest, ManualSuccessfullySendsInBandTelephoneEvents) {
-  RunSixteenDtmfEvents(false);
-}
-
 TEST_F(DtmfTest, ManualSuccessfullySendsOutOfBandTelephoneEvents) {
-  RunSixteenDtmfEvents(true);
+  RunSixteenDtmfEvents();
 }
 
 TEST_F(DtmfTest, TestTwoNonDtmfEvents) {
-  EXPECT_EQ(0, voe_dtmf_->SendTelephoneEvent(channel_, 32, true));
-  EXPECT_EQ(0, voe_dtmf_->SendTelephoneEvent(channel_, 110, true));
+  EXPECT_EQ(true, channel_proxy_->SendTelephoneEventOutband(32, 160));
+  EXPECT_EQ(true, channel_proxy_->SendTelephoneEventOutband(110, 160));
 }
 
 // This test modifies the DTMF payload type from the default 106 to 88
 // and then runs through 16 DTMF out.of-band events.
 TEST_F(DtmfTest, ManualCanChangeDtmfPayloadType) {
   webrtc::CodecInst codec_instance = webrtc::CodecInst();
 
   TEST_LOG("Changing DTMF payload type.\n");
 
   // Start by modifying the receiving side.
   for (int i = 0; i < voe_codec_->NumOfCodecs(); i++) {
     EXPECT_EQ(0, voe_codec_->GetCodec(i, codec_instance));
     if (!_stricmp("telephone-event", codec_instance.plname)) {
       codec_instance.pltype = 88;  // Use 88 instead of default 106.
       EXPECT_EQ(0, voe_base_->StopSend(channel_));
       EXPECT_EQ(0, voe_base_->StopPlayout(channel_));
       EXPECT_EQ(0, voe_base_->StopReceive(channel_));
       EXPECT_EQ(0, voe_codec_->SetRecPayloadType(channel_, codec_instance));
       EXPECT_EQ(0, voe_base_->StartReceive(channel_));
       EXPECT_EQ(0, voe_base_->StartPlayout(channel_));
       EXPECT_EQ(0, voe_base_->StartSend(channel_));
       break;
     }
   }
 
   Sleep(500);
 
   // Next, we must modify the sending side as well.
-  EXPECT_EQ(0, voe_dtmf_->SetSendTelephoneEventPayloadType(
-      channel_, codec_instance.pltype));
+  EXPECT_EQ(true,
+      channel_proxy_->SetSendTelephoneEventPayloadType(codec_instance.pltype));
 
-  RunSixteenDtmfEvents(true);
-
-  EXPECT_EQ(0, voe_dtmf_->SetDtmfFeedbackStatus(true, false));
+  RunSixteenDtmfEvents();
 }