Moved the functionality in aec_core_internal.h into other files

webrtc/modules/audio_processing/aec/aec_core_optimized_methods.h

Index: webrtc/modules/audio_processing/aec/aec_core_optimized_methods.h
diff --git a/webrtc/modules/audio_processing/aec/aec_core_optimized_methods.h b/webrtc/modules/audio_processing/aec/aec_core_optimized_methods.h
new file mode 100644
index 0000000000000000000000000000000000000000..d1fb6e892a72b80bcc3ecb62c697f6dda3198cd6
--- /dev/null
+++ b/webrtc/modules/audio_processing/aec/aec_core_optimized_methods.h
@@ -0,0 +1,79 @@
+/*
+ *  Copyright (c) 2016 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.
+ */
+
+#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_CORE_OPTIMIZED_METHODS_H_
+#define WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_CORE_OPTIMIZED_METHODS_H_
+
+#include <memory>
+
+#include "webrtc/modules/audio_processing/aec/aec_core.h"
+#include "webrtc/typedefs.h"
+
+namespace webrtc {
+
+typedef void (*WebRtcAecFilterFar)(
+    int num_partitions,
+    int x_fft_buf_block_pos,
+    float x_fft_buf[2][kExtendedNumPartitions * PART_LEN1],
+    float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1],
+    float y_fft[2][PART_LEN1]);
+extern WebRtcAecFilterFar WebRtcAec_FilterFar;
+typedef void (*WebRtcAecScaleErrorSignal)(float mu,
+                                          float error_threshold,
+                                          float x_pow[PART_LEN1],
+                                          float ef[2][PART_LEN1]);
+extern WebRtcAecScaleErrorSignal WebRtcAec_ScaleErrorSignal;
+typedef void (*WebRtcAecFilterAdaptation)(
+    int num_partitions,
+    int x_fft_buf_block_pos,
+    float x_fft_buf[2][kExtendedNumPartitions * PART_LEN1],
+    float e_fft[2][PART_LEN1],
+    float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1]);
+extern WebRtcAecFilterAdaptation WebRtcAec_FilterAdaptation;
+
+typedef void (*WebRtcAecOverdrive)(float overdrive_scaling,
+                                   const float hNlFb,
+                                   float hNl[PART_LEN1]);
+extern WebRtcAecOverdrive WebRtcAec_Overdrive;
+
+typedef void (*WebRtcAecSuppress)(const float hNl[PART_LEN1],
+                                  float efw[2][PART_LEN1]);
+extern WebRtcAecSuppress WebRtcAec_Suppress;
+
+typedef void (*WebRtcAecComputeCoherence)(const CoherenceState* coherence_state,
+                                          float* cohde,
+                                          float* cohxd);
+extern WebRtcAecComputeCoherence WebRtcAec_ComputeCoherence;
+
+typedef void (*WebRtcAecUpdateCoherenceSpectra)(int mult,
+                                                bool extended_filter_enabled,
+                                                float efw[2][PART_LEN1],
+                                                float dfw[2][PART_LEN1],
+                                                float xfw[2][PART_LEN1],
+                                                CoherenceState* coherence_state,
+                                                short* filter_divergence_state,
+                                                int* extreme_filter_divergence);
+extern WebRtcAecUpdateCoherenceSpectra WebRtcAec_UpdateCoherenceSpectra;
+
+typedef int (*WebRtcAecPartitionDelay)(
+    int num_partitions,
+    float h_fft_buf[2][kExtendedNumPartitions * PART_LEN1]);
+extern WebRtcAecPartitionDelay WebRtcAec_PartitionDelay;
+
+typedef void (*WebRtcAecStoreAsComplex)(const float* data,
+                                        float data_complex[2][PART_LEN1]);
+extern WebRtcAecStoreAsComplex WebRtcAec_StoreAsComplex;
+
+typedef void (*WebRtcAecWindowData)(float* x_windowed, const float* x);
+extern WebRtcAecWindowData WebRtcAec_WindowData;
+
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_AUDIO_PROCESSING_AEC_AEC_CORE_OPTIMIZED_METHODS_H_