AGC: Route clipping parameter from webrtc::Config to AGC

webrtc/modules/audio_processing/agc/agc_manager_direct.h

Index: webrtc/modules/audio_processing/agc/agc_manager_direct.h
diff --git a/webrtc/modules/audio_processing/agc/agc_manager_direct.h b/webrtc/modules/audio_processing/agc/agc_manager_direct.h
index 6b16e8b776dc8236635949da66c9ee93d91f55e8..578a0f38f70855a9577505c22980af16244fc464 100644
--- a/webrtc/modules/audio_processing/agc/agc_manager_direct.h
+++ b/webrtc/modules/audio_processing/agc/agc_manager_direct.h
@@ -46,13 +46,15 @@ class AgcManagerDirect final {
   // outside that range will be clamped.
   AgcManagerDirect(GainControl* gctrl,
                    VolumeCallbacks* volume_callbacks,
-                   int startup_min_level);
+                   int startup_min_level,
+                   int clipped_level_min);
   // Dependency injection for testing. Don't delete |agc| as the memory is owned
   // by the manager.
   AgcManagerDirect(Agc* agc,
                    GainControl* gctrl,
                    VolumeCallbacks* volume_callbacks,
-                   int startup_min_level);
+                   int startup_min_level,
+                   int clipped_level_min);
   ~AgcManagerDirect();
 
   int Initialize();
@@ -98,6 +100,7 @@ class AgcManagerDirect final {
   bool check_volume_on_next_process_;
   bool startup_;
   int startup_min_level_;
+  const int clipped_level_min_;
 
   std::unique_ptr<DebugFile> file_preproc_;
   std::unique_ptr<DebugFile> file_postproc_;