Add user restrictions (credentials, user removal)

Created constants in current.txt and UserManager.java, modified restrictions access in UserManagerService.java.

Change-Id: If8d778d84af81dcbf5784f6e0afd9ef966cc8ecf
diff --git a/api/current.txt b/api/current.txt
index a7ccbdb..395ddad 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -17080,6 +17080,9 @@
     field public static final java.lang.String DISALLOW_SHARE_LOCATION = "no_share_location";
     field public static final java.lang.String DISALLOW_UNINSTALL_APPS = "no_uninstall_apps";
     field public static final java.lang.String DISALLOW_USB_FILE_TRANSFER = "no_usb_file_transfer";
+    field public static final java.lang.String DISALLOW_CONFIG_CREDENTIALS = "no_config_credentials";
+    field public static final java.lang.String DISALLOW_REMOVE_USER = "no_remove_user";
+
   }
 
   public abstract class Vibrator {
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index b9b8f08..e08c6ea 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -110,7 +110,6 @@
      */
     public static final String DISALLOW_CONFIG_BLUETOOTH = "no_config_bluetooth";
 
-
     /**
      * Key for user restrictions. Specifies if a user is disallowed from transferring files over
      * USB. The default value is <code>false</code>.
@@ -121,6 +120,26 @@
      */
     public static final String DISALLOW_USB_FILE_TRANSFER = "no_usb_file_transfer";
 
+    /**
+     * Key for user restrictions. Specifies if a user is disallowed from configuring user
+     * credentials. The default value is <code>false</code>.
+     * <p/>
+     * Type: Boolean
+     * @see #setUserRestrictions(Bundle)
+     * @see #getUserRestrictions()
+     */
+    public static final String DISALLOW_CONFIG_CREDENTIALS = "no_config_credentials";
+
+    /**
+     * Key for user restrictions. Specifies if a user is disallowed from removing users.
+     * The default value is <code>false</code>.
+     * <p/>
+     * Type: Boolean
+     * @see #setUserRestrictions(Bundle)
+     * @see #getUserRestrictions()
+     */
+    public static final String DISALLOW_REMOVE_USER = "no_remove_user";
+
     private static UserManager sInstance = null;
 
     public synchronized static UserManager get(Context context) {
diff --git a/services/java/com/android/server/pm/UserManagerService.java b/services/java/com/android/server/pm/UserManagerService.java
index 3ef9370..df90a56 100644
--- a/services/java/com/android/server/pm/UserManagerService.java
+++ b/services/java/com/android/server/pm/UserManagerService.java
@@ -622,6 +622,8 @@
                         UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES);
                 writeBoolean(serializer, restrictions, UserManager.DISALLOW_CONFIG_BLUETOOTH);
                 writeBoolean(serializer, restrictions, UserManager.DISALLOW_USB_FILE_TRANSFER);
+                writeBoolean(serializer, restrictions, UserManager.DISALLOW_CONFIG_CREDENTIALS);
+                writeBoolean(serializer, restrictions, UserManager.DISALLOW_REMOVE_USER);
                 serializer.endTag(null, TAG_RESTRICTIONS);
             }
             serializer.endTag(null, TAG_USER);
@@ -742,6 +744,8 @@
                                 UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES);
                         readBoolean(parser, restrictions, UserManager.DISALLOW_CONFIG_BLUETOOTH);
                         readBoolean(parser, restrictions, UserManager.DISALLOW_USB_FILE_TRANSFER);
+                        readBoolean(parser, restrictions, UserManager.DISALLOW_CONFIG_CREDENTIALS);
+                        readBoolean(parser, restrictions, UserManager.DISALLOW_REMOVE_USER);
                     }
                 }
             }