No longer OOM on invalid string length.

src/liveedit.cc

Index: src/liveedit.cc
diff --git a/src/liveedit.cc b/src/liveedit.cc
index a812b759da07e82a5d2b7cf95b2df614a9649f52..5eae1073a469e58137a35e8c860e88428d2c8689 100644
--- a/src/liveedit.cc
+++ b/src/liveedit.cc
@@ -2013,8 +2013,8 @@ Handle<JSArray> LiveEdit::CheckAndDropActivations(
       DropActivationsInActiveThread(shared_info_array, result, do_drop);
   if (error_message != NULL) {
     // Add error message as an array extra element.
-    Vector<const char> vector_message(error_message, StrLength(error_message));
-    Handle<String> str = isolate->factory()->NewStringFromAscii(vector_message);
+    Handle<String> str = isolate->factory()->NewStringFromAscii(
+        CStrVector(error_message));
     SetElementSloppy(result, len, str);
   }
   return result;