gcapi example: Add --criteria-check longform for -c

chrome/installer/gcapi_mac/gcapi_example_client.mm

 // Copyright (c) 2012 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 "chrome/installer/gcapi_mac/gcapi.h"
 
 #import <Foundation/Foundation.h>
 #include <getopt.h>
 
 #include <string>
 
 void Usage() {
   fprintf(stderr,
 "usage: gcapi_example [options]\n"
 "\n"
 "options:\n"
 "  --criteria-check    exit after criteria check\n"
 "  --force-reinstall   delete Google Chrome from Applications first\n"
 "  --install <path>    copy <path> to /Applications/Google Chrome.app, set up\n"
 "  --brand <CODE>      set brandcode to <CODE> during installation\n"
 "  --launch            launch Google Chrome when all is done\n"
 "  --help              print this message\n"
 );
 }
 
 int main(int argc, char* argv[]) {
   const option kLongOptions[] = {
+    { "criteria-check", no_argument, NULL, 'c' },
     { "force-reinstall", no_argument, NULL, 'r' },
     { "install", required_argument, NULL, 'i' },
     { "brand", required_argument, NULL, 'b' },
     { "launch", no_argument, NULL, 'l' },
     { "help", no_argument, NULL, 'h' },
     { NULL, 0, NULL, 0 }
   };
 
   std::string source_path;
   std::string brand_code;
@@ skipping 41 matching lines @@
     int install_result = InstallGoogleChrome(
         source_path.c_str(),
         brand_code.empty() ? NULL : brand_code.c_str(),
         NULL, 0);
     NSLog(@"install result: %d", install_result);
   }
 
   if (launch)
     LaunchGoogleChrome();
 }