Thread safety analysis: fixed incorrect error message at the end of a locks_required function.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159607 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/AnalysisBasedWarnings.cpp b/lib/Sema/AnalysisBasedWarnings.cpp
index 1d74d7f..d696283 100644
--- a/lib/Sema/AnalysisBasedWarnings.cpp
+++ b/lib/Sema/AnalysisBasedWarnings.cpp
@@ -1061,6 +1061,9 @@
       case LEK_LockedAtEndOfFunction:
         DiagID = diag::warn_no_unlock;
         break;
+      case LEK_NotLockedAtEndOfFunction:
+        DiagID = diag::warn_expecting_locked;
+        break;
     }
     if (LocEndOfScope.isInvalid())
       LocEndOfScope = FunEndLocation;