Rework startup-data-util.

BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/mips.gni")
 
 # Because standalone V8 builds are not supported, assume this is part of a
 # Chromium build.
@@ skipping 1125 matching lines @@
     "src/small-pointer-list.h",
     "src/snapshot/natives.h",
     "src/snapshot/serialize.cc",
     "src/snapshot/serialize.h",
     "src/snapshot/snapshot-common.cc",
     "src/snapshot/snapshot-source-sink.cc",
     "src/snapshot/snapshot-source-sink.h",
     "src/splay-tree.h",
     "src/splay-tree-inl.h",
     "src/snapshot/snapshot.h",
+    "src/startup-data-util.h",
+    "src/startup-data-util.cc",
     "src/string-builder.cc",
     "src/string-builder.h",
     "src/string-search.cc",
     "src/string-search.h",
     "src/string-stream.cc",
     "src/string-stream.h",
     "src/strings-storage.cc",
     "src/strings-storage.h",
     "src/strtod.cc",
     "src/strtod.h",
@@ skipping 577 matching lines @@
     public_configs = [ ":external_config" ]
   }
 }
 
 if ((current_toolchain == host_toolchain && v8_toolset_for_d8 == "host") ||
     (current_toolchain != host_toolchain && v8_toolset_for_d8 == "target")) {
   executable("d8") {
     sources = [
       "src/d8.cc",
       "src/d8.h",
-      "src/startup-data-util.h",
-      "src/startup-data-util.cc",
     ]
 
     configs -= [ "//build/config/compiler:chromium_code" ]
     configs += [ "//build/config/compiler:no_chromium_code" ]
     configs += [
       # Note: don't use :internal_config here because this target will get
       # the :external_config applied to it by virtue of depending on :v8, and
       # you can't have both applied to the same target.
       ":internal_config_base",
       ":features",
@@ skipping 18 matching lines @@
     if (!is_component_build) {
       sources += [
         "$target_gen_dir/d8-js.cc",
       ]
     }
     if (v8_enable_i18n_support) {
       deps += [ "//third_party/icu" ]
     }
   }
 }