Add ByteString support to IDL bindings

Source/bindings/scripts/v8_attributes.py

Index: Source/bindings/scripts/v8_attributes.py
diff --git a/Source/bindings/scripts/v8_attributes.py b/Source/bindings/scripts/v8_attributes.py
index 6f2496d6a9a283abe98df355e27c16bb0619d1d4..01d583999ca66454497d557b44762e25d27357c0 100644
--- a/Source/bindings/scripts/v8_attributes.py
+++ b/Source/bindings/scripts/v8_attributes.py
@@ -108,7 +108,7 @@ def generate_attribute(interface, attribute):
         'has_setter_exception_state':
             is_setter_raises_exception or has_type_checking_interface or
             has_type_checking_nullable or has_type_checking_unrestricted or
-            idl_type.is_integer_type,
+            idl_type.is_integer_type or idl_type.base_type == 'ByteString',

[Nils Barth (inactive), 2014/06/02 03:20:16]

This should probably be .name instead of .base_type
(.name is simpler and more specific, and ensures we aren't actually
using an array or nullable type or whatever.)

[jsbell, 2014/06/03 23:22:36]

Done.

         'has_type_checking_interface': has_type_checking_interface,
         'has_type_checking_nullable': has_type_checking_nullable,
         'has_type_checking_unrestricted': has_type_checking_unrestricted,