BWE allocation strategy

webrtc/examples/objc/AppRTCMobile/ARDAppClient.m

Index: webrtc/examples/objc/AppRTCMobile/ARDAppClient.m
diff --git a/webrtc/examples/objc/AppRTCMobile/ARDAppClient.m b/webrtc/examples/objc/AppRTCMobile/ARDAppClient.m
index c1347f2faad420f5bc68b5bf4bfb231cb117be68..cedc4bf1a47a7da6f14afb4839564e3c4ca5ab70 100644
--- a/webrtc/examples/objc/AppRTCMobile/ARDAppClient.m
+++ b/webrtc/examples/objc/AppRTCMobile/ARDAppClient.m
@@ -25,6 +25,7 @@
 #import "WebRTC/RTCVideoTrack.h"
 
 #import "ARDAppEngineClient.h"
+#import "ARDBitrateAllocationStrategy.h"
 #import "ARDJoinResponse.h"
 #import "ARDMessageResponse.h"
 #import "ARDSDPUtils.h"
@@ -531,8 +532,14 @@ static int const kKbpsMultiplier = 1000;
   _peerConnection = [_factory peerConnectionWithConfiguration:config
                                                   constraints:constraints
                                                      delegate:self];
+
+  // Create bitrate allocation strategy
+  [ARDBitrateAllocationStrategy setAudioPriorityStrategy:_peerConnection
+                                            audioTrackId:kARDAudioTrackId];
+
   // Create AV senders.
   [self createMediaSenders];
+
   if (_isInitiator) {
     // Send offer.
     __weak ARDAppClient *weakSelf = self;
@@ -686,7 +693,7 @@ static int const kKbpsMultiplier = 1000;
   RTCMediaStream *stream = [_factory mediaStreamWithStreamId:kARDMediaStreamId];
   [stream addAudioTrack:track];
   _localVideoTrack = [self createLocalVideoTrack];
-  if(_localVideoTrack) {
+  if (_localVideoTrack) {
     [stream addVideoTrack:_localVideoTrack];
   }
   [_peerConnection addStream:stream];