[Gardening] Tweaked comment.

Author: nate-chandler

lib/SILOptimizer/Utils/CanonicalizeBorrowScope.cpp

@@ -200,14 +200,14 @@ SILValue CanonicalizeBorrowScope::findDefInBorrowScope(SILValue value) {
   return value;
 }
 
-/// Visit all extended uses within the borrow scope, looking through copies.
-/// Call visitUse for uses which could potentially be outside the borrow scope.
-/// Call visitForwardingUse for hoistable forwarding operations which could
-/// potentially be inside the borrow scope.
+/// Visit all extended uses within the borrow scope, looking through copies and
+/// moves. Call visitUse for uses which could potentially be outside the borrow
+/// scope. Call visitForwardingUse for hoistable forwarding operations which
+/// could potentially be inside the borrow scope.
 ///
 /// The visitor may or may not be able to determine which uses are outside the
 /// scope, but it can filter uses that are definitely within the scope. For
-/// example, guaranteed uses and uses in live-out blocks must be both be within
+/// example, guaranteed uses and uses in live-out blocks must both be within
 /// the scope.
 ///
 /// This def-use traversal is similar to findExtendedTransitiveGuaranteedUses(),