MD Settings: Internet: Use custom a11y labels for network toggle buttons

chrome/app/settings_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Settings-specific strings (included from generated_resources.grd). -->
 <grit-part>
   <!-- Main Page -->
   <if expr="chromeos">
     <message name="IDS_SETTINGS_SECONDARY_USER_BANNER" desc="Banner displayed in settings page when the user is secondary in a multi-profile session.">
       Some settings belonging to <ph name="PRIMARY_EMAIL">$1<ex>john@google.com</ex></ph> are being shared with you. These settings only affect your account when using multiple sign-in.
     </message>
   </if>
 
@@ skipping 1252 matching lines @@
     </message>
     <message name="IDS_SETTINGS_INTERNET_KNOWN_NETWORKS_MENU_ADD_PREFERRED" desc="Settings > Internet > Known networks > Dropdown menu item to add a network to the list of preferred networks.">
       Add to preferred
     </message>
     <message name="IDS_SETTINGS_INTERNET_KNOWN_NETWORKS_MENU_REMOVE_PREFERRED" desc="Settings > Internet > Known networks > Dropdown menu item to remove a network from the list of preferred networks.">
       Remove from preferred
     </message>
     <message name="IDS_SETTINGS_INTERNET_KNOWN_NETWORKS_MENU_FORGET" desc="Settings > Internet > Known networks > Dropdown menu item to forget a known network.">
       Forget
     </message>
+    <message name="IDS_SETTINGS_INTERNET_TOGGLE_MOBILE_ACCESSIBILITY_LABEL" desc="Accessibility only label for mobile data enable/disable toggle .">
+      Mobile data enable
+    </message>
+    <message name="IDS_SETTINGS_INTERNET_TOGGLE_WIFI_ACCESSIBILITY_LABEL" desc="Accessibility only label for WiFi enable/disable toggle .">
+      Wi-Fi enable
+    </message>
+    <message name="IDS_SETTINGS_INTERNET_TOGGLE_WIMAX_ACCESSIBILITY_LABEL" desc="Accessibility only label for WiMAX enable/disable toggle .">
+      WiMAX enable
+    </message>
 
      <!-- Strings translating ONC (Open Network Configuration) properties -->
      <!-- and translatable values. See onc_spec.html for more information. -->
     <message name="IDS_ONC_IPV4_ADDRESS" desc="ONC Property label for ipv4-IPAddress">
       IP address
     </message>
     <message name="IDS_ONC_IPV4_GATEWAY" desc="ONC Property label for ipv4-Gateway">
       Gateway
     </message>
     <message name="IDS_ONC_IPV4_ROUTING_PREFIX" desc="ONC Property label for ipv4-RoutingPrefix">
@@ skipping 1595 matching lines @@
       System
     </message>
     <message name="IDS_SETTINGS_SYSTEM_HARDWARE_ACCELERATION_LABEL" desc="Label for the checkbox that forces Chrome to render via hardware acceleration (GPU) when available.">
       Use hardware acceleration when available
     </message>
     <message name="IDS_SETTINGS_SYSTEM_PROXY_SETTINGS_BUTTON" desc="Text for the button that changes a user's network proxy settings.">
       Change proxy settings
     </message>
   </if>
 </grit-part>