Create a stub chrome executable that crashes when run.

chrome/app/chrome_exe_main.mm

 // Copyright (c) 2008 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 <Cocoa/Cocoa.h>
 
 #include "base/at_exit.h"
 #include "base/process_util.h"
 
 // The entry point for all invocations of Chromium, browser and renderer. On
 // windows, this does nothing but load chrome.dll and invoke its entry point
-// in order to make it easy to update the app from Omaha. We don't need
+// in order to make it easy to update the app from GoogleUpdate. We don't need
 // that extra layer with Keystone on the Mac, though we may run into issues
 // with Keychain prompts unless we sign the application. That shouldn't be
 // too hard, we just need infrastructure support to do it.
 
 extern "C" {
 int ChromeMain(int argc, const char** argv);
 }
 
 int main(int argc, const char** argv) {
   base::EnableTerminationOnHeapCorruption();
 
   // The exit manager is in charge of calling the dtors of singletons.
   // Win has one here, but we assert with multiples from BrowserMain() if we
   // keep it. 
   // base::AtExitManager exit_manager;
   
 #if defined(GOOGLE_CHROME_BUILD)
   // TODO(pinkerton): init crash reporter
 #endif
 
   return ChromeMain(argc, argv);
 }