Command line flag cleanup.

chrome/app/chrome_dll_main.cc

 // Copyright (c) 2010 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.
 
 // TODO(port): the ifdefs in here are a first step towards trying to determine
 // the correct abstraction for all the OS functionality required at this
 // stage of process initialization. It should not be taken as a final
 // abstraction.
 
 #include "build/build_config.h"
@@ skipping 509 matching lines @@
   }
 
 #if defined(OS_WIN)
   // Must do this before any other usage of command line!
   if (HasDeprecatedArguments(parsed_command_line.command_line_string()))
     return 1;
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_CHROMEOS)
   // Show the man page on --help or -h.
-  if (parsed_command_line.HasSwitch("help") ||
-      parsed_command_line.HasSwitch("h")) {
+  if (parsed_command_line.HasSwitch(switches::kHelp) ||
+      parsed_command_line.HasSwitch(switches::kHelpShort)) {
     FilePath binary(parsed_command_line.argv()[0]);
     execlp("man", "man", binary.BaseName().value().c_str(), NULL);
     PLOG(FATAL) << "execlp failed";
   }
 #endif
 
 #if defined(OS_POSIX)
   // Always ignore SIGPIPE.  We check the return value of write().
   CHECK(signal(SIGPIPE, SIG_IGN) != SIG_ERR);
 #endif  // OS_POSIX
@@ skipping 339 matching lines @@
 
   logging::CleanupChromeLogging();
 
 #if defined(OS_MACOSX) && defined(GOOGLE_CHROME_BUILD)
   // TODO(mark): See the TODO(mark) above at InitCrashReporter.
   DestructCrashReporter();
 #endif  // OS_MACOSX && GOOGLE_CHROME_BUILD
 
   return rv;
 }