Don't warn if result/argument type of an implemented 
method is a qualified id which conforms to the matching type
of its method declaration.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71817 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index 43d3816..87c0107 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -1082,6 +1082,7 @@
                            bool &IncompleteImpl);
   void WarnConflictingTypedMethods(ObjCMethodDecl *ImpMethod,
                                    ObjCMethodDecl *IntfMethod);
+  bool QualifiedIdConformsQualifiedId(QualType LHS, QualType RHS);
 
   NamespaceDecl *GetStdNamespace();