Expose NO_SERVICE_REQUESTS error condition

Change-Id: I45214557579fc82faa93a41d22c0890a218b091e

Author: isheriff

api/current.txt

@@ -13011,6 +13011,7 @@ package android.net.wifi.p2p {
     field public static final java.lang.String EXTRA_WIFI_P2P_DEVICE = "wifiP2pDevice";
     field public static final java.lang.String EXTRA_WIFI_P2P_INFO = "wifiP2pInfo";
     field public static final java.lang.String EXTRA_WIFI_STATE = "wifi_p2p_state";
+    field public static final int NO_SERVICE_REQUESTS = 3; // 0x3
     field public static final int P2P_UNSUPPORTED = 1; // 0x1
     field public static final java.lang.String WIFI_P2P_CONNECTION_CHANGED_ACTION = "android.net.wifi.p2p.CONNECTION_STATE_CHANGE";
     field public static final java.lang.String WIFI_P2P_DISCOVERY_CHANGED_ACTION = "android.net.wifi.p2p.DISCOVERY_STATE_CHANGE";

wifi/java/android/net/wifi/p2p/WifiP2pManager.java

@@ -415,8 +415,8 @@ public WifiP2pManager(IWifiP2pManager service) {
     /**
      * Passed with {@link ActionListener#onFailure}.
      * Indicates that the {@link #discoverServices} failed because no service
-     * requests are set.
-     * @hide
+     * requests are added. Use {@link #addServiceRequest} to add a service
+     * request.
      */
     public static final int NO_SERVICE_REQUESTS = 3;