String change - wifi tether = hotspot

bug:2664412
Change-Id: I6ca955e7fcc299ae1d69892c93c9250229610b19
diff --git a/src/com/android/settings/WirelessSettings.java b/src/com/android/settings/WirelessSettings.java
index 6db2001..78cf8cf 100644
--- a/src/com/android/settings/WirelessSettings.java
+++ b/src/com/android/settings/WirelessSettings.java
@@ -123,6 +123,22 @@
                 (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
         if (!cm.isTetheringSupported()) {
             getPreferenceScreen().removePreference(findPreference(KEY_TETHER_SETTINGS));
+        } else {
+            String[] usbRegexs = cm.getTetherableUsbRegexs();
+            String[] wifiRegexs = cm.getTetherableWifiRegexs();
+            Preference p = findPreference(KEY_TETHER_SETTINGS);
+            if (wifiRegexs.length == 0) {
+                p.setTitle(R.string.tether_settings_title_usb);
+                p.setSummary(R.string.tether_settings_summary_usb);
+            } else {
+                if (usbRegexs.length == 0) {
+                    p.setTitle(R.string.tether_settings_title_wifi);
+                    p.setSummary(R.string.tether_settings_summary_wifi);
+                } else {
+                    p.setTitle(R.string.tether_settings_title_both);
+                    p.setSummary(R.string.tether_settings_summary_both);
+                }
+            }
         }
     }