Guard usage of kEnableMediaRouter with ENABLE_MEDIA_ROUTER

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"
 
 namespace switches {
@@ skipping 1316 matching lines @@
   return base::CommandLine::ForCurrentProcess()->HasSwitch(
       ::switches::kEnableMaterialDesignDownloads);
 }
 
 bool MdSettingsEnabled() {
   return base::CommandLine::ForCurrentProcess()->HasSwitch(
       ::switches::kEnableMaterialDesignSettings);
 }
 
 bool MediaRouterEnabled() {
+#if defined(ENABLE_MEDIA_ROUTER)
   return base::CommandLine::ForCurrentProcess()->HasSwitch(
       ::switches::kEnableMediaRouter);
+#else
+  return false;
+#endif
 }
 
 // Will return true as a default value if the "disable-new-offline-error-page"
 // command-line switch is not available.
 bool NewOfflineErrorPageEnabled() {
   return !base::CommandLine::ForCurrentProcess()->HasSwitch(
       ::switches::kDisableNewOfflineErrorPage);
 }
 
 bool PdfMaterialUIEnabled() {
@@ skipping 26 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP 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