Cleanup: Remove unused 'non_object_property_call' message.

src/messages.js

Index: src/messages.js
diff --git a/src/messages.js b/src/messages.js
index fbe9151f1ed592154d462280e1f7ecd506fa8529..d1372723e2dee04899475b51a5b17850dc11d706 100644
--- a/src/messages.js
+++ b/src/messages.js
@@ -64,7 +64,6 @@ var kMessages = {
   not_defined:                   ["%0", " is not defined"],
   non_object_property_load:      ["Cannot read property '", "%0", "' of ", "%1"],
   non_object_property_store:     ["Cannot set property '", "%0", "' of ", "%1"],
-  non_object_property_call:      ["Cannot call method '", "%0", "' of ", "%1"],
   with_expression:               ["%0", " has no properties"],
   illegal_invocation:            ["Illegal invocation"],
   no_setter_in_callback:         ["Cannot set property ", "%0", " of ", "%1", " which has only a getter"],