Change scanner buffers to not use utf-8.

src/factory.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 81 matching lines @@
                                                         pretenure),
                      DeoptimizationOutputData);
 }
 
 
 // Symbols are created in the old generation (data space).
 Handle<String> Factory::LookupSymbol(Vector<const char> string) {
   CALL_HEAP_FUNCTION(Heap::LookupSymbol(string), String);
 }
 
+Handle<String> Factory::LookupAsciiSymbol(Vector<const char> string) {
+  CALL_HEAP_FUNCTION(Heap::LookupAsciiSymbol(string), String);
+}
+
+Handle<String> Factory::LookupTwoByteSymbol(Vector<const uc16> string) {
+  CALL_HEAP_FUNCTION(Heap::LookupTwoByteSymbol(string), String);
+}
+
 
 Handle<String> Factory::NewStringFromAscii(Vector<const char> string,
                                            PretenureFlag pretenure) {
   CALL_HEAP_FUNCTION(Heap::AllocateStringFromAscii(string, pretenure), String);
 }
 
 Handle<String> Factory::NewStringFromUtf8(Vector<const char> string,
                                           PretenureFlag pretenure) {
   CALL_HEAP_FUNCTION(Heap::AllocateStringFromUtf8(string, pretenure), String);
 }
@@ skipping 933 matching lines @@
     Execution::ConfigureInstance(instance,
                                  instance_template,
                                  pending_exception);
   } else {
     *pending_exception = false;
   }
 }
 
 
 } }  // namespace v8::internal