Add basic support for Latin1 to the API.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index b7f3132e761a85a8e37f574c2a379ea93c1db096..5dde614abf14ea2f3783cd458735f3cf24f7ca97 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -7093,6 +7093,10 @@ class String: public HeapObject {
     friend class String;
   };
 
+  enum AsciiHint { MAYBE_ASCII  = 0,
+                   STRICT_ASCII = 1,

[Erik Corry, 2012/08/21 12:21:34]

Again, the STRICT_ seems wrong.

[Yang, 2012/08/21 13:06:20]

Done.

+                   NOT_ASCII    = 2 };
+
   // Get and set the length of the string.
   inline int length();
   inline void set_length(int value);