New module for the adaptive level controlling functionality in the audio processing module

webrtc/modules/audio_processing/test/process_test.cc

Index: webrtc/modules/audio_processing/test/process_test.cc
diff --git a/webrtc/modules/audio_processing/test/process_test.cc b/webrtc/modules/audio_processing/test/process_test.cc
index 317ecd96bc25510580a44509afba67f13d61b995..6d5b97974a0e0cbc0b98a192cf0656b78f897bbe 100644
--- a/webrtc/modules/audio_processing/test/process_test.cc
+++ b/webrtc/modules/audio_processing/test/process_test.cc
@@ -108,6 +108,7 @@ void usage() {
   printf("\n  -expns   Experimental noise suppression\n");
   printf("\n Level metrics (enabled by default)\n");
   printf("  --no_level_metrics\n");
+  printf("  --level_control\n");
   printf("\n");
   printf("Modifiers:\n");
   printf("  --noasm            Disable SSE optimization.\n");
@@ -260,6 +261,9 @@ void void_main(int argc, char* argv[]) {
                     static_cast<webrtc::EchoCancellation::SuppressionLevel>(
                         suppression_level)));
 
+    } else if (strcmp(argv[i], "--level_control") == 0) {
+      config.Set<LevelControl>(new LevelControl(true));
+
     } else if (strcmp(argv[i], "--extended_filter") == 0) {
       config.Set<ExtendedFilter>(new ExtendedFilter(true));