Replaced the data logging functionality in the AEC with a generic logging functionality

webrtc/modules/audio_processing/aec/aec_core_internal.h

Index: webrtc/modules/audio_processing/aec/aec_core_internal.h
diff --git a/webrtc/modules/audio_processing/aec/aec_core_internal.h b/webrtc/modules/audio_processing/aec/aec_core_internal.h
index 05f5083c4ad919065048ec157456bfc6936c473a..831f336fae787ad8ee2d9b0a5898dd074cb5baad 100644
--- a/webrtc/modules/audio_processing/aec/aec_core_internal.h
+++ b/webrtc/modules/audio_processing/aec/aec_core_internal.h
@@ -17,6 +17,7 @@ extern "C" {
 #include "webrtc/common_audio/wav_file.h"
 #include "webrtc/modules/audio_processing/aec/aec_common.h"
 #include "webrtc/modules/audio_processing/aec/aec_core.h"
+#include "webrtc/modules/audio_processing/logging/apm_data_dumper.h"
 #include "webrtc/modules/audio_processing/utility/block_mean_calculator.h"
 #include "webrtc/typedefs.h"
 
@@ -74,7 +75,9 @@ class DivergentFilterFraction {
 };
 
 struct AecCore {
-  AecCore();
+  explicit AecCore(int instance_index);
+
+  ApmDataDumper data_dumper;
 
   int farBufWritePos, farBufReadPos;
 
@@ -185,22 +188,6 @@ struct AecCore {
   // Flag that extreme filter divergence has been detected by the Echo
   // Suppressor.
   int extreme_filter_divergence;
-
-#ifdef WEBRTC_AEC_DEBUG_DUMP
-  // Sequence number of this AEC instance, so that different instances can
-  // choose different dump file names.
-  int instance_index;
-
-  // Number of times we've restarted dumping; used to pick new dump file names
-  // each time.
-  int debug_dump_count;
-
-  rtc_WavWriter* farFile;
-  rtc_WavWriter* nearFile;
-  rtc_WavWriter* outFile;
-  rtc_WavWriter* outLinearFile;
-  FILE* e_fft_file;
-#endif
 };
 
 typedef void (*WebRtcAecFilterFar)(