Improve multi user functionality for restricted users

- Restricted users can change their name
- Improved App&Content access screen
- Remove "Turn on phone calls" from restricted user detail page

Doc: http://shortn/_Prb3SJ3xJ3
Bug: 142798722
Test: Run robo tests with this command:
  make -j64 RunSettingsRoboTests
Change-Id: I2aadf32aef52ba5ad0db7aa0cd83bac9d9941589

src/com/android/settings/users/AppRestrictionsFragment.java

@@ -97,15 +97,8 @@ public class AppRestrictionsFragment extends SettingsPreferenceFragment implemen
     /** Key for extra passed in from calling fragment to indicate if this is a newly created user */
     public static final String EXTRA_NEW_USER = "new_user";
 
-    /**
-     * Key for extra passed in from calling fragment to indicate if
-     * switch to user should be shown
-     */
-    public static final String EXTRA_SHOW_SWITCH_USER = "enable_switch";
-
     private boolean mFirstTime = true;
     private boolean mNewUser;
-    protected boolean mShowSwitchUser;
     private boolean mAppListChanged;
     protected boolean mRestrictedProfile;
 
@@ -216,6 +209,12 @@ public class AppRestrictionsFragment extends SettingsPreferenceFragment implemen
         }
     }
 
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        init(icicle);
+    }
+
     protected void init(Bundle icicle) {
         if (icicle != null) {
             mUser = new UserHandle(icicle.getInt(EXTRA_USER_ID));
@@ -226,7 +225,6 @@ public class AppRestrictionsFragment extends SettingsPreferenceFragment implemen
                     mUser = new UserHandle(args.getInt(EXTRA_USER_ID));
                 }
                 mNewUser = args.getBoolean(EXTRA_NEW_USER, false);
-                mShowSwitchUser = args.getBoolean(EXTRA_SHOW_SWITCH_USER, false);
             }
         }