Removing unused busy flag

Author: StanleyGoldman

src/UnityExtension/Assets/Editor/GitHub.Unity/UI/LocksView.cs

@@ -311,7 +311,6 @@ public void ScrollTo(int index, float offset = 0f)
     class LocksView : Subview
     {
         [NonSerialized] private bool currentLocksHasUpdate;
-        [NonSerialized] private bool isBusy;
 
         [SerializeField] private LocksControl locksControl;
         [SerializeField] private GitLock selectedEntry = GitLock.Default;
@@ -466,10 +465,5 @@ private void BuildLocksControl()
                 selectedEntry = GitLock.Default;
             }
         }
-
-        public override bool IsBusy
-        {
-            get { return isBusy; }
-        }
     }
 }