Add 120ms frame ability to ANA

webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc

Index: webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc
diff --git a/webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc b/webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc
index 1e78db8fc6106b5dbb82b855efa90bebbfeb592a..aec5e8cfdf3180cafa2f6cfc5a5e4eb54e6d19d7 100644
--- a/webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc
+++ b/webrtc/modules/audio_coding/audio_network_adaptor/frame_length_controller.cc
@@ -23,13 +23,17 @@ FrameLengthController::Config::Config(
     float fl_increasing_packet_loss_fraction,
     float fl_decreasing_packet_loss_fraction,
     int fl_20ms_to_60ms_bandwidth_bps,
-    int fl_60ms_to_20ms_bandwidth_bps)
+    int fl_60ms_to_20ms_bandwidth_bps,
+    int fl_60ms_to_120ms_bandwidth_bps,
+    int fl_120ms_to_60ms_bandwidth_bps)
     : encoder_frame_lengths_ms(encoder_frame_lengths_ms),
       initial_frame_length_ms(initial_frame_length_ms),
       fl_increasing_packet_loss_fraction(fl_increasing_packet_loss_fraction),
       fl_decreasing_packet_loss_fraction(fl_decreasing_packet_loss_fraction),
       fl_20ms_to_60ms_bandwidth_bps(fl_20ms_to_60ms_bandwidth_bps),
-      fl_60ms_to_20ms_bandwidth_bps(fl_60ms_to_20ms_bandwidth_bps) {}
+      fl_60ms_to_20ms_bandwidth_bps(fl_60ms_to_20ms_bandwidth_bps),
+      fl_60ms_to_120ms_bandwidth_bps(fl_60ms_to_120ms_bandwidth_bps),
+      fl_120ms_to_60ms_bandwidth_bps(fl_120ms_to_60ms_bandwidth_bps) {}
 
 FrameLengthController::Config::Config(const Config& other) = default;
 
@@ -47,6 +51,10 @@ FrameLengthController::FrameLengthController(const Config& config)
       FrameLengthChange(20, 60), config_.fl_20ms_to_60ms_bandwidth_bps));
   frame_length_change_criteria_.insert(std::make_pair(
       FrameLengthChange(60, 20), config_.fl_60ms_to_20ms_bandwidth_bps));
+  frame_length_change_criteria_.insert(std::make_pair(
+      FrameLengthChange(60, 120), config_.fl_60ms_to_120ms_bandwidth_bps));
+  frame_length_change_criteria_.insert(std::make_pair(
+      FrameLengthChange(120, 60), config_.fl_120ms_to_60ms_bandwidth_bps));
 }
 
 FrameLengthController::~FrameLengthController() = default;