Remove stack overflow boilerplate

src/js/messages.js

Index: src/js/messages.js
diff --git a/src/js/messages.js b/src/js/messages.js
index f327fee18dae7b8c5bdae830a1827550b7975b5d..e833522d4f32632aeb5e869847d6491751e2cfbd 100644
--- a/src/js/messages.js
+++ b/src/js/messages.js
@@ -637,10 +637,6 @@ function MakeURIError() {
   return MakeGenericError(GlobalURIError, kURIMalformed);
 }
 
-// Boilerplate for exceptions for stack overflows. Used from
-// Isolate::StackOverflow().
-var StackOverflowBoilerplate = MakeRangeError(kStackOverflow);
-
 %InstallToContext([
   "error_format_stack_trace", FormatStackTrace,
   "get_stack_trace_line_fun", GetStackTraceLine,
@@ -651,7 +647,6 @@ var StackOverflowBoilerplate = MakeRangeError(kStackOverflow);
   "message_get_line_number", GetLineNumber,
   "message_get_source_line", GetSourceLine,
   "no_side_effects_to_string_fun", NoSideEffectsToString,
-  "stack_overflow_boilerplate", StackOverflowBoilerplate,
 ]);
 
 utils.Export(function(to) {