Strict mode - allow function only in SourceElements.

src/messages.js

Index: src/messages.js
diff --git a/src/messages.js b/src/messages.js
index b7e57aa228ea22f7db50da0fabb2aecd8445e5f7..1201a4336b13eab2928d2dbe11a91e6ff6823d7b 100644
--- a/src/messages.js
+++ b/src/messages.js
@@ -226,6 +226,7 @@ function FormatMessage(message) {
       strict_reserved_word:         ["Use of future reserved word in strict mode"],
       strict_delete:                ["Delete of an unqualified identifier in strict mode."],
       strict_delete_property:       ["Cannot delete property '", "%0", "' of ", "%1"],
+      strict_function:              ["In strict mode code, functions can only be declared at top level or immediately within another function." ],

[Mads Ager (chromium), 2011/02/28 08:30:12]

Seems like a very long (but informative) error message. The language here is
very different from the other error messages. Can we use the same style:
"Function declaration in local scope disallowed in strict mode" or something
like that?

[Martin Maly, 2011/02/28 18:57:33]

Done.

     };
   }
   var message_type = %MessageGetType(message);