QoI: -Wreadonly-iboutlet-property should have the warning's location on the property.

There's no need to refer to the @implementation at all.

Fixes <rdar://problem/13186515>

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174802 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaObjCProperty.cpp b/lib/Sema/SemaObjCProperty.cpp
index da7b472..298bad8 100644
--- a/lib/Sema/SemaObjCProperty.cpp
+++ b/lib/Sema/SemaObjCProperty.cpp
@@ -861,8 +861,8 @@
       }
       
       if (!ReadWriteProperty) {
-        Diag(IC->getLocation(), diag::warn_auto_readonly_iboutlet_property);
-        Diag(property->getLocation(), diag::note_property_declare);
+        Diag(property->getLocation(), diag::warn_auto_readonly_iboutlet_property)
+            << property->getName();
         SourceLocation readonlyLoc;
         if (LocPropertyAttribute(Context, "readonly", 
                                  property->getLParenLoc(), readonlyLoc)) {