Add policy to use system default printer

chrome/common/chrome_switches.cc

 // 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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "build/build_config.h"
 #include "ppapi/features/features.h"
@@ skipping 1104 matching lines @@
 #if defined(OS_WIN) || defined(OS_LINUX)
 extern const char kDisableInputImeAPI[] = "disable-input-ime-api";
 extern const char kEnableInputImeAPI[] = "enable-input-ime-api";
 #endif
 
 #if defined(OS_CHROMEOS) || defined(OS_LINUX) || defined(OS_MACOSX) || \
     defined(OS_WIN)
 extern const char kEnableNewAppMenuIcon[] = "enable-new-app-menu-icon";
 #endif
 
+#if !defined(OS_CHROMEOS) && !defined(OS_ANDROID) && !defined(OS_IOS)
+// Uses the system default printer as the initially selected destination in
+// print preview, instead of the most recently used destination.
+const char kUseSystemDefaultPrinter[] = "use-system-default-printer";
+#endif
+
 #if BUILDFLAG(ENABLE_OOP_HEAP_PROFILING)
 // Enables the out-of-process memory logging.
 const char kMemlog[] = "memlog";
 
 // Communicates the pipe name for out-of-process memory logging.
 const char kMemlogPipe[] = "memlog-pipe";
 #endif
 
 bool ExtensionsDisabled(const base::CommandLine& command_line) {
   return command_line.HasSwitch(switches::kDisableExtensions) ||
@@ skipping 33 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR VERY NICE FLAGS TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches