make the 'to match this' diagnostic a note.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59921 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaObjC/protocol-archane.m b/test/SemaObjC/protocol-archane.m
index 19736cd..67e1c23 100644
--- a/test/SemaObjC/protocol-archane.m
+++ b/test/SemaObjC/protocol-archane.m
@@ -6,7 +6,7 @@
 @end
 
 void foo(id x) {
-  bar((short<SomeProtocol>)x); // expected-error {{expected ')'}} expected-error {{to match this '('}}
+  bar((short<SomeProtocol>)x); // expected-error {{expected ')'}} expected-note {{to match this '('}}
   bar((<SomeProtocol>)x);      // expected-warning {{protocol qualifiers without 'id' is archaic}}
 
   [(<SomeProtocol>)x bar];      // expected-warning {{protocol qualifiers without 'id' is archaic}}