MD Settings: change most checkboxes to toggles (leave dialogs alone)

chrome/browser/resources/settings/people_page/lock_screen.html

 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-radio-group/paper-radio-group.html">
+<link rel="import" href="/controls/settings_toggle_button.html">
 <link rel="import" href="/people_page/lock_screen_constants.html">
 <link rel="import" href="/people_page/lock_state_behavior.html">
 <link rel="import" href="/people_page/password_prompt_dialog.html">
 <link rel="import" href="/people_page/setup_pin_dialog.html">
 <link rel="import" href="/prefs/prefs_behavior.html">
 <link rel="import" href="/route.html">
 <link rel="import" href="/settings_shared_css.html">
 
 <dom-module id="settings-lock-screen">
   <template>
@@ skipping 20 matching lines @@
           <div class="settings-box continuation radio-indent"
                hidden$="[[!showConfigurePinButton_(selectedUnlockType)]]">
             <paper-button is="action-link" on-tap="onConfigurePin_">
               [[getSetupPinText_(hasPin)]]
             </paper-button>
           </div>
         </paper-radio-group>
       </div>
 
       <div class="settings-box single-column">
-        <settings-checkbox pref="{{prefs.settings.enable_screen_lock}}"
-                           label="$i18n{enableScreenlock}">
-        </settings-checkbox>
+        <settings-toggle-button pref="{{prefs.settings.enable_screen_lock}}"
+                                label="$i18n{enableScreenlock}">
+        </settings-toggle-button>
       </div>
 
       <settings-password-prompt-dialog id="passwordPrompt"
                                        on-close="onPasswordClosed_"
                                        set-modes="{{setModes_}}">
       </settings-password-prompt-dialog>
       <settings-setup-pin-dialog id="setupPin" on-done="onPinSetupDone_"
                                  set-modes="[[setModes_]]">
       </settings-setup-pin-dialog>
     </div>
   </template>
 
   <script src="lock_screen.js"></script>
 </dom-module>