Use @ConnectionPolicy annotation more consistently in classes with
methods setConnectionPolicy and getConnectionPolicy

Bug: 147669289
Test: Manual
Change-Id: I2b9b0391a02d01623c1cd253f2da12b2baaea599
diff --git a/core/java/android/bluetooth/BluetoothHidHost.java b/core/java/android/bluetooth/BluetoothHidHost.java
index c1233b8..26e3e27 100644
--- a/core/java/android/bluetooth/BluetoothHidHost.java
+++ b/core/java/android/bluetooth/BluetoothHidHost.java
@@ -416,7 +416,8 @@
      */
     @SystemApi
     @RequiresPermission(Manifest.permission.BLUETOOTH_ADMIN)
-    public boolean setConnectionPolicy(@Nullable BluetoothDevice device, int connectionPolicy) {
+    public boolean setConnectionPolicy(@Nullable BluetoothDevice device,
+            @ConnectionPolicy int connectionPolicy) {
         if (DBG) log("setConnectionPolicy(" + device + ", " + connectionPolicy + ")");
         final IBluetoothHidHost service = getService();
         if (service != null && isEnabled() && isValidDevice(device)) {
@@ -464,7 +465,7 @@
      */
     @SystemApi
     @RequiresPermission(Manifest.permission.BLUETOOTH)
-    public int getConnectionPolicy(@Nullable BluetoothDevice device) {
+    public @ConnectionPolicy int getConnectionPolicy(@Nullable BluetoothDevice device) {
         if (VDBG) log("getConnectionPolicy(" + device + ")");
         final IBluetoothHidHost service = getService();
         if (service != null && isEnabled() && isValidDevice(device)) {