Removing the intelligibility enhancer.

The intelligibility enhancer is always disabled and it is the only non-test
target using the lapped transform in common_audio (which we planned to remove).

Bug: webrtc:9689, webrtc:5298
Change-Id: Ida65d3aa11ac366471e7e5cbc053108b376c67d8
Reviewed-on: https://webrtc-review.googlesource.com/96460
Commit-Queue: Alessio Bazzica <alessiob@webrtc.org>
Reviewed-by: Alex Loiko <aleloi@webrtc.org>
Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Per Ã…hgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24504}
diff --git a/modules/audio_processing/include/config.h b/modules/audio_processing/include/config.h
index 9232b2e..398aab6 100644
--- a/modules/audio_processing/include/config.h
+++ b/modules/audio_processing/include/config.h
@@ -30,9 +30,9 @@
   kDelayAgnostic,
   kExperimentalAgc,
   kExperimentalNs,
-  kBeamforming,  // Deprecated
-  kIntelligibility,
-  kEchoCanceller3,  // Deprecated
+  kBeamforming,      // Deprecated
+  kIntelligibility,  // Deprecated
+  kEchoCanceller3,   // Deprecated
   kAecRefinedAdaptiveFilter,
   kLevelControl  // Deprecated
 };