Hide system tray control settings in settings page.

Bug: 948955
Change-Id: I5c98964e81984ff2fca76a0500dd297f5189f5b4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1623535Reviewed-by: Michael Giuffrida <michaelpg@chromium.org>
Commit-Queue: Yilkal Abe <yilkal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663932}

chrome/browser/resources/settings/a11y_page/manage_a11y_page.html

@@ -115,7 +115,8 @@
     </settings-toggle-button>
     <settings-toggle-button
         pref="{{prefs.settings.a11y.virtual_keyboard}}"
-        label="$i18n{onScreenKeyboardLabel}">
+        label="$i18n{onScreenKeyboardLabel}"
+        hidden$="[[prefs.ash.kiosk_next_shell.enabled.value]]">
     </settings-toggle-button>
     <settings-toggle-button
         pref="{{prefs.settings.a11y.dictation}}"

chrome/browser/resources/settings/device_page/stylus.html

@@ -35,7 +35,8 @@
     <settings-toggle-button id="enableStylusToolsToggle"
         class="continuation"
         pref="{{prefs.settings.enable_stylus_tools}}"
-        label="$i18n{stylusEnableStylusTools}">
+        label="$i18n{stylusEnableStylusTools}"
+        hidden$="[[prefs.ash.kiosk_next_shell.enabled.value]]">
     </settings-toggle-button>
 
     <template is="dom-if" if="[[hasInternalStylus_]]">
@@ -43,7 +44,8 @@
           id ="launchPaletteOnEjectEventToggle"
           pref="{{prefs.settings.launch_palette_on_eject_event}}"
           label="$i18n{stylusAutoOpenStylusTools}"
-          disabled="[[!prefs.settings.enable_stylus_tools.value]]">
+          disabled="[[!prefs.settings.enable_stylus_tools.value]]"
+          hidden$="[[prefs.ash.kiosk_next_shell.enabled.value]]">
       </settings-toggle-button>
     </template>
 

chrome/browser/resources/settings/languages_page/languages_page.html

@@ -286,7 +286,8 @@
           </div>
           <settings-toggle-button
               pref="{{prefs.settings.language.ime_menu_activated}}"
-              label="$i18n{showImeMenu}">
+              label="$i18n{showImeMenu}"
+              hidden$="[[prefs.ash.kiosk_next_shell.enabled.value]]">
           </settings-toggle-button>
         </iron-collapse>
 </if>