diff --git a/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h b/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
index 11201f507f..3bb1485942 100644
--- a/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
+++ b/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
@@ -28,9 +28,6 @@ class MockNonlinearBeamformer : public NonlinearBeamformer {
       : NonlinearBeamformer(array_geometry, 1u) {}
 
   MOCK_METHOD2(Initialize, void(int chunk_size_ms, int sample_rate_hz));
-  // TODO(aluebs): Remove once the dependencies have moved to new API.
-  MOCK_METHOD2(ProcessChunk, void(const ChannelBuffer<float>& data,
-                                  ChannelBuffer<float>* output));
   MOCK_METHOD1(AnalyzeChunk, void(const ChannelBuffer<float>& data));
   MOCK_METHOD1(PostFilter, void(ChannelBuffer<float>* data));
   MOCK_METHOD1(IsInBeam, bool(const SphericalPointf& spherical_point));
diff --git a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc
index 5412fb5b1e..bfb65c0f77 100644
--- a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc
+++ b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.cc
@@ -421,18 +421,6 @@ void NonlinearBeamformer::PostFilter(ChannelBuffer<float>* data) {
   }
 }
 
-void NonlinearBeamformer::ProcessChunk(const ChannelBuffer<float>& input,
-                                       ChannelBuffer<float>* output) {
-  RTC_DCHECK_GT(output->num_channels(), 0u);
-  RTC_DCHECK_EQ(output->num_frames_per_band(), input.num_frames_per_band());
-  AnalyzeChunk(input);
-  for (size_t i = 0u; i < input.num_bands(); ++i) {
-    std::memcpy(output->channels(i)[0], input.channels(i)[0],
-        sizeof(input.channels(0)[0][0]) * input.num_frames_per_band());
-  }
-  PostFilter(output);
-}
-
 void NonlinearBeamformer::AimAt(const SphericalPointf& target_direction) {
   target_angle_radians_ = target_direction.azimuth();
   InitHighFrequencyCorrectionRanges();
diff --git a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.h b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.h
index 10ef6e5af6..c9fd995376 100644
--- a/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.h
+++ b/webrtc/modules/audio_processing/beamformer/nonlinear_beamformer.h
@@ -78,10 +78,6 @@ class NonlinearBeamformer : public LappedTransform::Callback {
   // frames and channels must correspond to the constructor parameters.
   virtual void PostFilter(ChannelBuffer<float>* data);
 
-  // TODO(aluebs): Remove once the dependencies have moved to new API.
-  virtual void ProcessChunk(const ChannelBuffer<float>& input,
-                            ChannelBuffer<float>* output);
-
   virtual void AimAt(const SphericalPointf& target_direction);
 
   virtual bool IsInBeam(const SphericalPointf& spherical_point);