Extract string->double and double->string conversions for use in the preparser.

src/SConscript

 # Copyright 2011 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 108 matching lines @@
     string-search.cc
     string-stream.cc
     strtod.cc
     stub-cache.cc
     token.cc
     type-info.cc
     unicode.cc
     utils.cc
     v8-counters.cc
     v8.cc
+    v8conversions.cc
     v8threads.cc
+    v8utils.cc
     variables.cc
     version.cc
     zone.cc
     extensions/gc-extension.cc
     extensions/externalize-string-extension.cc
     """),
   'arch:arm': Split("""
     arm/builtins-arm.cc
     arm/code-stubs-arm.cc
     arm/codegen-arm.cc
@@ skipping 82 matching lines @@
   'mode:release': [],
   'mode:debug': [
     'objects-debug.cc', 'prettyprinter.cc', 'regexp-macro-assembler-tracer.cc'
   ]
 }
 
 
 PREPARSER_SOURCES = {
   'all': Split("""
     allocation.cc
+    bignum.cc
+    cached-powers.cc
+    conversions.cc
     hashmap.cc
     preparse-data.cc
     preparser.cc
     preparser-api.cc
     scanner-base.cc
+    strtod.cc
     token.cc
     unicode.cc
+    utils.cc
     """)
 }
 
 
 D8_FILES = {
   'all': [
     'd8.cc', 'd8-debug.cc'
   ],
   'os:linux': [
     'd8-posix.cc'
@@ skipping 121 matching lines @@
       snapshot_cc = 'snapshot.cc'
     snapshot_obj = context.ConfigureObject(env, snapshot_cc, CPPPATH=['.'])
   else:
     snapshot_obj = empty_snapshot_obj
   library_objs = [non_snapshot_files, libraries_obj, experimental_libraries_obj, snapshot_obj]
   return (library_objs, d8_objs, [mksnapshot], preparser_objs)
 
 
 (library_objs, d8_objs, mksnapshot, preparser_objs) = ConfigureObjectFiles()
 Return('library_objs d8_objs mksnapshot preparser_objs')