Exposing WebRTC-Audio-SendSideBwe-For-Video field trial

Bug: webrtc:9019
Change-Id: I77f004ed3325b04e1b43510caedeb30c6daa8979
Reviewed-on: https://webrtc-review.googlesource.com/62060
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
Commit-Queue: Alex Narest <alexnarest@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22455}
diff --git a/sdk/objc/Framework/Classes/Common/RTCFieldTrials.mm b/sdk/objc/Framework/Classes/Common/RTCFieldTrials.mm
index c95bcb4..2e4b794 100644
--- a/sdk/objc/Framework/Classes/Common/RTCFieldTrials.mm
+++ b/sdk/objc/Framework/Classes/Common/RTCFieldTrials.mm
@@ -20,6 +20,7 @@
 #include "system_wrappers/include/field_trial_default.h"  // nogncheck
 
 NSString * const kRTCFieldTrialAudioSendSideBweKey = @"WebRTC-Audio-SendSideBwe";
+NSString * const kRTCFieldTrialAudioSendSideBweForVideoKey = @"WebRTC-Audio-SendSideBwe-For-Video";
 NSString * const kRTCFieldTrialSendSideBweWithOverheadKey = @"WebRTC-SendSideBwe-WithOverhead";
 NSString * const kRTCFieldTrialFlexFec03AdvertisedKey = @"WebRTC-FlexFEC-03-Advertised";
 NSString * const kRTCFieldTrialFlexFec03Key = @"WebRTC-FlexFEC-03";
diff --git a/sdk/objc/Framework/Headers/WebRTC/RTCFieldTrials.h b/sdk/objc/Framework/Headers/WebRTC/RTCFieldTrials.h
index 78d6961..e4b464d 100644
--- a/sdk/objc/Framework/Headers/WebRTC/RTCFieldTrials.h
+++ b/sdk/objc/Framework/Headers/WebRTC/RTCFieldTrials.h
@@ -14,6 +14,7 @@
 
 /** The only valid value for the following if set is kRTCFieldTrialEnabledValue. */
 RTC_EXTERN NSString * const kRTCFieldTrialAudioSendSideBweKey;
+RTC_EXTERN NSString * const kRTCFieldTrialAudioSendSideBweForVideoKey;
 RTC_EXTERN NSString * const kRTCFieldTrialSendSideBweWithOverheadKey;
 RTC_EXTERN NSString * const kRTCFieldTrialFlexFec03AdvertisedKey;
 RTC_EXTERN NSString * const kRTCFieldTrialFlexFec03Key;