Merge "Wifi: Replace dual_band with 5GHz band support"

src/com/android/settings/wifi/tether/WifiTetherApBandPreferenceController.java

@@ -129,7 +129,7 @@ public class WifiTetherApBandPreferenceController extends WifiTetherBasePreferen
 
     private boolean is5GhzBandSupported() {
         final String countryCode = mWifiManager.getCountryCode();
-        if (!mWifiManager.isDualBandSupported() || countryCode == null) {
+        if (!mWifiManager.is5GHzBandSupported() || countryCode == null) {
             return false;
         }
         return true;