Revert r9378 "Rename APM Config DelayCorrection to ExtendedFilter"

talk/app/webrtc/localaudiosource.cc

Index: talk/app/webrtc/localaudiosource.cc
diff --git a/talk/app/webrtc/localaudiosource.cc b/talk/app/webrtc/localaudiosource.cc
index 808e2cfa45bffe9e2ae5b3a78dd4affc95c22c07..b37d1e3e41f8a704309465f25577adcc225ca578 100644
--- a/talk/app/webrtc/localaudiosource.cc
+++ b/talk/app/webrtc/localaudiosource.cc
@@ -58,8 +58,8 @@ void FromConstraints(const MediaConstraintsInterface::Constraints& constraints,
     if (iter->key == MediaConstraintsInterface::kEchoCancellation)
       options->echo_cancellation.Set(value);
     else if (iter->key ==
-             MediaConstraintsInterface::kExtendedFilterEchoCancellation)
-      options->extended_filter_aec.Set(value);
+        MediaConstraintsInterface::kExperimentalEchoCancellation)
+      options->experimental_aec.Set(value);
     else if (iter->key == MediaConstraintsInterface::kDAEchoCancellation)
       options->delay_agnostic_aec.Set(value);
     else if (iter->key == MediaConstraintsInterface::kAutoGainControl)