Make the NaCl windows 64 bit binaries not depend on chrome targets.

chrome/app/chrome_exe_main_win.cc

 // Copyright (c) 2011 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.
 
 #include <windows.h>
 #include <tchar.h>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "chrome/app/breakpad_win.h"
 #include "chrome/app/client_util.h"
-#include "content/app/sandbox_helper_win.h"
+#include "content/app/startup_helper_win.h"
 #include "content/common/result_codes.h"
 #include "sandbox/src/sandbox_factory.h"
 
 int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t*, int) {
   bool exit_now = true;
   // We restarted because of a previous crash. Ask user if we should relaunch.
   if (ShowRestartDialogIfCrashed(&exit_now)) {
     if (exit_now)
       return content::RESULT_CODE_NORMAL_EXIT;
   }
 
   // Initialize the sandbox services.
   sandbox::SandboxInterfaceInfo sandbox_info = {0};
   content::InitializeSandboxInfo(&sandbox_info);
 
   // The exit manager is in charge of calling the dtors of singletons.
   base::AtExitManager exit_manager;
 
   // Initialize the commandline singleton from the environment.
   CommandLine::Init(0, NULL);
 
   // Load and launch the chrome dll. *Everything* happens inside.
   MainDllLoader* loader = MakeMainDllLoader();
   int rc = loader->Launch(instance, &sandbox_info);
   loader->RelaunchChromeBrowserWithNewCommandLineIfNeeded();
   delete loader;
 
   return rc;
 }