[CrOS Tether] Add tether settings section to the MD settings page.

chrome/app/settings_strings.grdp

Index: chrome/app/settings_strings.grdp
diff --git a/chrome/app/settings_strings.grdp b/chrome/app/settings_strings.grdp
index cf146f50d8afa0f71484ecbe61a7185ab3d2eda9..04fff5c6dce743c66075b47152793851af4882ce 100644
--- a/chrome/app/settings_strings.grdp
+++ b/chrome/app/settings_strings.grdp
@@ -1363,6 +1363,9 @@
     <message name="IDS_SETTINGS_INTERNET_TETHER_CONNECTION_CONNECT_BUTTON" desc="Settings > Internet > Tether Connection Dialog > Button which, when tapped, starts a connection attempt to the device.">
       Connect
     </message>
+    <message name="IDS_SETTINGS_INTERNET_TOGGLE_TETHER_ACCESSIBILITY_LABEL" desc="Accessibility only label for tether enable/disable toggle .">
+      Tether enable
+    </message>
     <message name="IDS_SETTINGS_INTERNET_TOGGLE_MOBILE_ACCESSIBILITY_LABEL" desc="Accessibility only label for mobile data enable/disable toggle .">
       Mobile data enable
     </message>
@@ -1477,6 +1480,36 @@
     <message name="IDS_ONC_RESTRICTED_CONNECTIVITY" desc="ONC Property label for RestrictedConnectivity">
       Restricted IP
     </message>
+    <message name="IDS_ONC_TETHER_BATTERY_PERCENTAGE" desc="Settings > Internet > Title of section which displays the battery percentage of another device which provides a tether hotspot for the current device to connect to.">
+      Battery
+    </message>
+    <message name="IDS_ONC_TETHER_BATTERY_PERCENTAGE_VALUE" desc="Settings > Internet > Text contents of section which displays the battery percentage of another device which provides a tether hotspot for the current device to connect to.">
+      <ph name="BATTERY_PERCENTAGE">$1<ex>100</ex></ph>%
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH" desc="Settings > Internet > Title of section which displays the cellular signal strength of another device which provides a tether hotspot for the current device to connect to. The signal strength is displayed as a string (e.g., Strong)">
+      Signal strength
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH_VERY_WEAK" desc="Settings > Internet > Label used to describe the signal strength of a device's cellular connection when the signal is very weak. The strength value is 1 on a scale from 1 (min) to 5 (max).">
+      Very weak
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH_WEAK" desc="Settings > Internet > Label used to describe the signal strength of a device's cellular connection when the signal is weak. The strength value is 2 on a scale from 1 (min) to 5 (max).">
+      Weak
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH_FINE" desc="Settings > Internet > Label used to describe the signal strength of a device's cellular connection when the signal is mediocre. The strength value is 3 on a scale from 1 (min) to 5 (max).">
+      Fine
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH_STRONG" desc="Settings > Internet > Label used to describe the signal strength of a device's cellular connection when the signal is strong. The strength value is 4 on a scale from 1 (min) to 5 (max).">
+      Strong
+    </message>
+    <message name="IDS_ONC_TETHER_SIGNAL_STRENGTH_VERY_STRONG" desc="Settings > Internet > Label used to describe the signal strength of a device's cellular connection when the signal is very strong. The strength value is 5 on a scale from 1 (min) to 5 (max).">
+      Very strong
+    </message>
+    <message name="IDS_ONC_TETHER_CARRIER" desc="Settings > Internet > Title of section which displays the name of the cellular provider (e.g., Verizon) of another device which provides a tether hotspot for the current device to connect to. To be clear, the current device does not have cellular service; instead, another device has it and can provide data to the current device via a Wi-Fi hotspot.">
+      Cellular provider
+    </message>
+    <message name="IDS_ONC_TETHER_CARRIER_UNKNOWN" desc="Settings > Internet > Text displayed in the settings UI in place of a cellular provider when the actual name of the provider is unknown. In this context, the cellular provider refers to the carrier which provides mobile data service to another device which can start a tether hotspot to provide a data connection to the current device.">
+      Unknown carrier
+    </message>
     <message name="IDS_ONC_VPN_HOST" desc="ONC Property label for VPN.Host">
       Host
     </message>