Add a command line argument to disable message boxes. This is useful to...

base/base_switches.cc

 // Copyright (c) 2006-2008 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 "base/base_switches.h"
 
 namespace switches {
 
 // If the program includes chrome/common/debug_on_start.h, the process will
 // start the JIT system-registered debugger on itself and will wait for 60
@@ skipping 12 matching lines @@
 // Generates full memory crash dump.
 const wchar_t kFullMemoryCrashReport[]         = L"full-memory-crash-report";
 
 // The value of this switch determines whether the process is started as a
 // renderer or plugin host.  If it's empty, it's the browser.
 const wchar_t kProcessType[]                   = L"type";
 
 // Enable DCHECKs in release mode.
 const wchar_t kEnableDCHECK[]                  = L"enable-dcheck";
 
+// Disable win_util::MessageBox.  This is useful when running as part of
+// scripts that do not have a user interface.
+const wchar_t kNoMessageBox[]                  = L"no-message-box";
+
 // Refuse to make HTTP connections and refuse to accept certificate errors.
 // For more information about the design of this feature, please see
 //
 //   ForceHTTPS: Protecting High-Security Web Sites from Network Attacks
 //   Collin Jackson and Adam Barth
 //   In Proc. of the 17th International World Wide Web Conference (WWW 2008)
 //
 // Available at http://www.adambarth.com/papers/2008/jackson-barth.pdf
 const wchar_t kForceHTTPS[]                    = L"force-https";
 
 }  // namespace switches