WebRTC-DeprecateGlobalFieldTrialString/Enabled/ - part 12/inf

rename WebRtcKeyValueConfig to FieldTrialsView

Bug: webrtc:10335
Change-Id: If725bd498c4c3daf144bee638230fa089fdde833
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/256965
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Jonas Oreland <jonaso@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36365}
diff --git a/video/adaptation/balanced_constraint.h b/video/adaptation/balanced_constraint.h
index ba465ab..22c7d29 100644
--- a/video/adaptation/balanced_constraint.h
+++ b/video/adaptation/balanced_constraint.h
@@ -14,8 +14,8 @@
 #include <string>
 
 #include "absl/types/optional.h"
+#include "api/field_trials_view.h"
 #include "api/sequence_checker.h"
-#include "api/webrtc_key_value_config.h"
 #include "call/adaptation/adaptation_constraint.h"
 #include "call/adaptation/degradation_preference_provider.h"
 #include "rtc_base/experiments/balanced_degradation_settings.h"
@@ -27,7 +27,7 @@
  public:
   BalancedConstraint(
       DegradationPreferenceProvider* degradation_preference_provider,
-      const WebRtcKeyValueConfig& field_trials);
+      const FieldTrialsView& field_trials);
   ~BalancedConstraint() override = default;
 
   void OnEncoderTargetBitrateUpdated(