diff --git a/modules/audio_device/android/audio_device_template.h b/modules/audio_device/android/audio_device_template.h
index 0b883bd76a..75dbaf315f 100644
--- a/modules/audio_device/android/audio_device_template.h
+++ b/modules/audio_device/android/audio_device_template.h
@@ -385,16 +385,6 @@ class AudioDeviceTemplate : public AudioDeviceGeneric {
     input_.AttachAudioBuffer(audioBuffer);
   }
 
-  int32_t SetLoudspeakerStatus(bool enable) override {
-    FATAL() << "Should never be called";
-    return -1;
-  }
-
-  int32_t GetLoudspeakerStatus(bool& enable) const override {
-    FATAL() << "Should never be called";
-    return -1;
-  }
-
   // Returns true if the device both supports built in AEC and the device
   // is not blacklisted.
   // Currently, if OpenSL ES is used in both directions, this method will still
diff --git a/modules/audio_device/audio_device_data_observer.cc b/modules/audio_device/audio_device_data_observer.cc
index 0dead0779f..823fbfed8c 100644
--- a/modules/audio_device/audio_device_data_observer.cc
+++ b/modules/audio_device/audio_device_data_observer.cc
@@ -244,12 +244,6 @@ class ADMWrapper : public AudioDeviceModule, public AudioTransport {
   int32_t PlayoutDelay(uint16_t* delay_ms) const override {
     return impl_->PlayoutDelay(delay_ms);
   }
-  int32_t SetLoudspeakerStatus(bool enable) override {
-    return impl_->SetLoudspeakerStatus(enable);
-  }
-  int32_t GetLoudspeakerStatus(bool* enabled) const override {
-    return impl_->GetLoudspeakerStatus(enabled);
-  }
   bool BuiltInAECIsAvailable() const override {
     return impl_->BuiltInAECIsAvailable();
   }
diff --git a/modules/audio_device/audio_device_generic.cc b/modules/audio_device/audio_device_generic.cc
index 41ed2f1d84..2baea2a3a9 100644
--- a/modules/audio_device/audio_device_generic.cc
+++ b/modules/audio_device/audio_device_generic.cc
@@ -13,16 +13,6 @@
 
 namespace webrtc {
 
-int32_t AudioDeviceGeneric::SetLoudspeakerStatus(bool enable) {
-  RTC_LOG_F(LS_ERROR) << "Not supported on this platform";
-  return -1;
-}
-
-int32_t AudioDeviceGeneric::GetLoudspeakerStatus(bool& enable) const {
-  RTC_LOG_F(LS_ERROR) << "Not supported on this platform";
-  return -1;
-}
-
 bool AudioDeviceGeneric::BuiltInAECIsAvailable() const {
   RTC_LOG_F(LS_ERROR) << "Not supported on this platform";
   return false;
diff --git a/modules/audio_device/audio_device_generic.h b/modules/audio_device/audio_device_generic.h
index 61efd009e0..2cd8874671 100644
--- a/modules/audio_device/audio_device_generic.h
+++ b/modules/audio_device/audio_device_generic.h
@@ -116,10 +116,6 @@ class AudioDeviceGeneric {
   // Delay information and control
   virtual int32_t PlayoutDelay(uint16_t& delayMS) const = 0;
 
-  // Speaker audio routing (for mobile devices)
-  virtual int32_t SetLoudspeakerStatus(bool enable);
-  virtual int32_t GetLoudspeakerStatus(bool& enable) const;
-
   // Android only
   virtual bool BuiltInAECIsAvailable() const;
   virtual bool BuiltInAGCIsAvailable() const;
diff --git a/modules/audio_device/audio_device_impl.cc b/modules/audio_device/audio_device_impl.cc
index 24c28f47bf..f3aceffc42 100644
--- a/modules/audio_device/audio_device_impl.cc
+++ b/modules/audio_device/audio_device_impl.cc
@@ -823,26 +823,6 @@ int32_t AudioDeviceModuleImpl::PlayoutDelay(uint16_t* delayMS) const {
   return 0;
 }
 
-int32_t AudioDeviceModuleImpl::SetLoudspeakerStatus(bool enable) {
-  RTC_LOG(INFO) << __FUNCTION__ << "(" << enable << ")";
-  CHECKinitialized_();
-  if (audio_device_->SetLoudspeakerStatus(enable) != 0) {
-    return -1;
-  }
-  return 0;
-}
-
-int32_t AudioDeviceModuleImpl::GetLoudspeakerStatus(bool* enabled) const {
-  RTC_LOG(INFO) << __FUNCTION__;
-  CHECKinitialized_();
-  int32_t ok = 0;
-  if (audio_device_->GetLoudspeakerStatus(*enabled) != 0) {
-    ok = -1;
-  }
-  RTC_LOG(INFO) << "output: " << ok;
-  return ok;
-}
-
 bool AudioDeviceModuleImpl::BuiltInAECIsAvailable() const {
   RTC_LOG(INFO) << __FUNCTION__;
   CHECKinitialized__BOOL();
diff --git a/modules/audio_device/audio_device_impl.h b/modules/audio_device/audio_device_impl.h
index 54af2e64f6..dce6b0c8c8 100644
--- a/modules/audio_device/audio_device_impl.h
+++ b/modules/audio_device/audio_device_impl.h
@@ -132,10 +132,6 @@ class AudioDeviceModuleImpl : public AudioDeviceModule {
   // Delay information and control
   int32_t PlayoutDelay(uint16_t* delayMS) const override;
 
-  // Mobile device specific functions
-  int32_t SetLoudspeakerStatus(bool enable) override;
-  int32_t GetLoudspeakerStatus(bool* enabled) const override;
-
   bool BuiltInAECIsAvailable() const override;
   int32_t EnableBuiltInAEC(bool enable) override;
   bool BuiltInAGCIsAvailable() const override;
diff --git a/modules/audio_device/include/audio_device.h b/modules/audio_device/include/audio_device.h
index 928e6332b3..c096a8398c 100644
--- a/modules/audio_device/include/audio_device.h
+++ b/modules/audio_device/include/audio_device.h
@@ -50,10 +50,10 @@ class AudioDeviceModule : public rtc::RefCountInterface {
   };
 
  public:
-  // Create an ADM.
+  // Creates an ADM.
   static rtc::scoped_refptr<AudioDeviceModule> Create(
       const AudioLayer audio_layer);
-  // TODO(bugs.webrtc.org/7306): deprecated.
+  // TODO(bugs.webrtc.org/7306): deprecated (to be removed).
   static rtc::scoped_refptr<AudioDeviceModule> Create(
       const int32_t id,
       const AudioLayer audio_layer);
@@ -149,8 +149,7 @@ class AudioDeviceModule : public rtc::RefCountInterface {
   // Playout delay
   virtual int32_t PlayoutDelay(uint16_t* delayMS) const = 0;
 
-  // Deprecated. Don't use.
-  // TODO(henrika): remove these methods.
+  // TODO(bugs.webrtc.org/7306): deprecated (to be removed).
   virtual int32_t SetRecordingSampleRate(const uint32_t samplesPerSec) {
     return -1;
   }
@@ -164,9 +163,9 @@ class AudioDeviceModule : public rtc::RefCountInterface {
     return -1;
   }
 
-  // Mobile device specific functions
-  virtual int32_t SetLoudspeakerStatus(bool enable) = 0;
-  virtual int32_t GetLoudspeakerStatus(bool* enabled) const = 0;
+  // TODO(bugs.webrtc.org/7306): deprecated (to be removed).
+  virtual int32_t SetLoudspeakerStatus(bool enable) { return -1; }
+  virtual int32_t GetLoudspeakerStatus(bool* enabled) const { return -1; }
 
   // Only supported on Android.
   virtual bool BuiltInAECIsAvailable() const = 0;
diff --git a/modules/audio_device/include/fake_audio_device.h b/modules/audio_device/include/fake_audio_device.h
index c271d6e3ba..e8e3f2cf33 100644
--- a/modules/audio_device/include/fake_audio_device.h
+++ b/modules/audio_device/include/fake_audio_device.h
@@ -103,8 +103,6 @@ class FakeAudioDeviceModule : public AudioDeviceModule {
     *delayMS = 0;
     return 0;
   }
-  int32_t SetLoudspeakerStatus(bool enable) override { return 0; }
-  int32_t GetLoudspeakerStatus(bool* enabled) const override { return 0; }
   bool BuiltInAECIsAvailable() const override { return false; }
   int32_t EnableBuiltInAEC(bool enable) override { return -1; }
   bool BuiltInAGCIsAvailable() const override { return false; }
diff --git a/modules/audio_device/include/mock_audio_device.h b/modules/audio_device/include/mock_audio_device.h
index 268b358346..7984e0b5bd 100644
--- a/modules/audio_device/include/mock_audio_device.h
+++ b/modules/audio_device/include/mock_audio_device.h
@@ -84,8 +84,6 @@ class MockAudioDeviceModule : public AudioDeviceModule {
   MOCK_METHOD1(SetStereoRecording, int32_t(bool enable));
   MOCK_CONST_METHOD1(StereoRecording, int32_t(bool* enabled));
   MOCK_CONST_METHOD1(PlayoutDelay, int32_t(uint16_t* delayMS));
-  MOCK_METHOD1(SetLoudspeakerStatus, int32_t(bool enable));
-  MOCK_CONST_METHOD1(GetLoudspeakerStatus, int32_t(bool* enabled));
   MOCK_CONST_METHOD0(BuiltInAECIsAvailable, bool());
   MOCK_CONST_METHOD0(BuiltInAGCIsAvailable, bool());
   MOCK_CONST_METHOD0(BuiltInNSIsAvailable, bool());
diff --git a/modules/audio_device/ios/audio_device_ios.h b/modules/audio_device/ios/audio_device_ios.h
index cdd855d28d..8f30889835 100644
--- a/modules/audio_device/ios/audio_device_ios.h
+++ b/modules/audio_device/ios/audio_device_ios.h
@@ -70,9 +70,6 @@ class AudioDeviceIOS : public AudioDeviceGeneric,
   int32_t StopRecording() override;
   bool Recording() const override { return recording_; }
 
-  int32_t SetLoudspeakerStatus(bool enable) override;
-  int32_t GetLoudspeakerStatus(bool& enabled) const override;
-
   // These methods returns hard-coded delay values and not dynamic delay
   // estimates. The reason is that iOS supports a built-in AEC and the WebRTC
   // AEC will always be disabled in the Libjingle layer to avoid running two
diff --git a/modules/audio_device/ios/audio_device_ios.mm b/modules/audio_device/ios/audio_device_ios.mm
index 7e11fa2a69..6027ab794a 100644
--- a/modules/audio_device/ios/audio_device_ios.mm
+++ b/modules/audio_device/ios/audio_device_ios.mm
@@ -303,42 +303,6 @@ int32_t AudioDeviceIOS::StopRecording() {
   return 0;
 }
 
-// Change the default receiver playout route to speaker.
-int32_t AudioDeviceIOS::SetLoudspeakerStatus(bool enable) {
-  LOGI() << "SetLoudspeakerStatus(" << enable << ")";
-
-  RTCAudioSession* session = [RTCAudioSession sharedInstance];
-  [session lockForConfiguration];
-  NSString* category = session.category;
-  AVAudioSessionCategoryOptions options = session.categoryOptions;
-  // Respect old category options if category is
-  // AVAudioSessionCategoryPlayAndRecord. Otherwise reset it since old options
-  // might not be valid for this category.
-  if ([category isEqualToString:AVAudioSessionCategoryPlayAndRecord]) {
-    if (enable) {
-      options |= AVAudioSessionCategoryOptionDefaultToSpeaker;
-    } else {
-      options &= ~AVAudioSessionCategoryOptionDefaultToSpeaker;
-    }
-  } else {
-    options = AVAudioSessionCategoryOptionDefaultToSpeaker;
-  }
-  NSError* error = nil;
-  BOOL success =
-      [session setCategory:AVAudioSessionCategoryPlayAndRecord withOptions:options error:&error];
-  ios::CheckAndLogError(success, error);
-  [session unlockForConfiguration];
-  return (error == nil) ? 0 : -1;
-}
-
-int32_t AudioDeviceIOS::GetLoudspeakerStatus(bool& enabled) const {
-  LOGI() << "GetLoudspeakerStatus";
-  RTCAudioSession* session = [RTCAudioSession sharedInstance];
-  AVAudioSessionCategoryOptions options = session.categoryOptions;
-  enabled = options & AVAudioSessionCategoryOptionDefaultToSpeaker;
-  return 0;
-}
-
 int32_t AudioDeviceIOS::PlayoutDelay(uint16_t& delayMS) const {
   delayMS = kFixedPlayoutDelayEstimate;
   return 0;
diff --git a/pc/test/fakeaudiocapturemodule.cc b/pc/test/fakeaudiocapturemodule.cc
index 26557c0adc..b54fc4b3c6 100644
--- a/pc/test/fakeaudiocapturemodule.cc
+++ b/pc/test/fakeaudiocapturemodule.cc
@@ -394,16 +394,6 @@ int32_t FakeAudioCaptureModule::PlayoutDelay(uint16_t* delay_ms) const {
   return 0;
 }
 
-int32_t FakeAudioCaptureModule::SetLoudspeakerStatus(bool /*enable*/) {
-  RTC_NOTREACHED();
-  return 0;
-}
-
-int32_t FakeAudioCaptureModule::GetLoudspeakerStatus(bool* /*enabled*/) const {
-  RTC_NOTREACHED();
-  return 0;
-}
-
 void FakeAudioCaptureModule::OnMessage(rtc::Message* msg) {
   switch (msg->message_id) {
     case MSG_START_PROCESS:
diff --git a/pc/test/fakeaudiocapturemodule.h b/pc/test/fakeaudiocapturemodule.h
index a2988089b7..7c899198b7 100644
--- a/pc/test/fakeaudiocapturemodule.h
+++ b/pc/test/fakeaudiocapturemodule.h
@@ -128,8 +128,6 @@ class FakeAudioCaptureModule
 
   int32_t PlayoutDelay(uint16_t* delay_ms) const override;
 
-  int32_t SetLoudspeakerStatus(bool enable) override;
-  int32_t GetLoudspeakerStatus(bool* enabled) const override;
   bool BuiltInAECIsAvailable() const override { return false; }
   int32_t EnableBuiltInAEC(bool enable) override { return -1; }
   bool BuiltInAGCIsAvailable() const override { return false; }