Remove unused diagnostic.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@201796 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Basic/DiagnosticParseKinds.td

@@ -855,8 +855,6 @@ def err_omp_unexpected_directive : Error <
   "unexpected OpenMP directive '#pragma omp %0'">;
 def err_omp_expected_punc : Error <
   "expected ',' or ')' in '%0' clause">;
-def err_omp_expected_rparen : Error <
-  "expected ')' in '%0' clause">;
 def err_omp_unexpected_clause : Error <
   "unexpected OpenMP clause '%0' in directive '#pragma omp %1'">;
 def err_omp_more_one_clause : Error <