Puts the new Material Design User Manager behind a flag

chrome/browser/about_flags.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/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 1138 matching lines @@
     {"enable-account-consistency", IDS_FLAGS_ACCOUNT_CONSISTENCY_NAME,
      IDS_FLAGS_ACCOUNT_CONSISTENCY_DESCRIPTION,
      kOsAndroid | kOsMac | kOsWin | kOsLinux | kOsCrOS,
      ENABLE_DISABLE_VALUE_TYPE(switches::kEnableAccountConsistency,
                                switches::kDisableAccountConsistency)},
     {"enable-password-separated-signin-flow",
      IDS_FLAGS_ENABLE_PASSWORD_SEPARATED_SIGNIN_FLOW_NAME,
      IDS_FLAGS_ENABLE_PASSWORD_SEPARATED_SIGNIN_FLOW_DESCRIPTION,
      kOsMac | kOsWin | kOsLinux,
      FEATURE_VALUE_TYPE(switches::kUsePasswordSeparatedSigninFlow)},
+    {"enable-material-design-user-manager",
+     IDS_FLAGS_ENABLE_MATERIAL_DESIGN_USER_MANAGER_NAME,
+     IDS_FLAGS_ENABLE_MATERIAL_DESIGN_USER_MANAGER_DESCRIPTION,
+     kOsMac | kOsWin | kOsLinux,
+     FEATURE_VALUE_TYPE(switches::kMDUserManager)},
     {"enable-google-profile-info", IDS_FLAGS_GOOGLE_PROFILE_INFO_NAME,
      IDS_FLAGS_GOOGLE_PROFILE_INFO_DESCRIPTION, kOsMac | kOsWin | kOsLinux,
      SINGLE_VALUE_TYPE(switches::kGoogleProfileInfo)},
 #if defined(ENABLE_APP_LIST)
     {"reset-app-list-install-state",
      IDS_FLAGS_RESET_APP_LIST_INSTALL_STATE_NAME,
      IDS_FLAGS_RESET_APP_LIST_INSTALL_STATE_DESCRIPTION,
      kOsMac | kOsWin | kOsLinux,
      SINGLE_VALUE_TYPE(app_list::switches::kResetAppListInstallState)},
 #endif
@@ skipping 846 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags