Revert r9378 "Rename APM Config DelayCorrection to ExtendedFilter"

webrtc/modules/audio_processing/aec/echo_cancellation.c

 /*
  *  Copyright (c) 2012 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.
  */
 
@@ skipping 355 matching lines @@
     msInSndCardBuf = 0;
     aecpc->lastError = AEC_BAD_PARAMETER_WARNING;
     retVal = -1;
   } else if (msInSndCardBuf > kMaxTrustedDelayMs) {
     // The clamping is now done in ProcessExtended/Normal().
     aecpc->lastError = AEC_BAD_PARAMETER_WARNING;
     retVal = -1;
   }
 
   // This returns the value of aec->extended_filter_enabled.
-  if (WebRtcAec_extended_filter_enabled(aecpc->aec)) {
+  if (WebRtcAec_delay_correction_enabled(aecpc->aec)) {
     ProcessExtended(aecpc,
                     nearend,
                     num_bands,
                     out,
                     nrOfSamples,
                     msInSndCardBuf,
                     skew);
   } else {
     if (ProcessNormal(aecpc,
                       nearend,
@@ skipping 534 matching lines @@
     }
   } else {
     self->timeForDelayChange = 0;
   }
   self->lastDelayDiff = delay_difference;
 
   if (self->timeForDelayChange > 25) {
     self->knownDelay = WEBRTC_SPL_MAX((int)self->filtDelay - 256, 0);
   }
 }