First cut at impementing ES6 TypedArrays in V8.

src/messages.js

Index: src/messages.js
diff --git a/src/messages.js b/src/messages.js
index febebfa5f7ff9ed1484eece68aa9efa9a083ef14..67fe3ccf1fb4266416dd6f8bf169031a79785c74 100644
--- a/src/messages.js
+++ b/src/messages.js
@@ -102,6 +102,9 @@ var kMessages = {
   // RangeError
   invalid_array_length:          ["Invalid array length"],
   invalid_array_buffer_length:   ["Invalid array buffer length"],
+  invalid_typed_array_offset:    ["Start offset is too large"],
+  invalid_typed_array_length:    ["Length is too large"],
+  invalid_typed_array_alignment: ["%0", "of", "%1", "should be a multiple of", "%3"],
   stack_overflow:                ["Maximum call stack size exceeded"],
   invalid_time_value:            ["Invalid time value"],
   // SyntaxError