Derestrict some non-SDK APIs.

Per request from a partner, these APIs will not be restricted as they
are in use. This is conceptually a partial revert of change 049f0f5f419.

NoNonSdkCheck: b/170729553

Bug: 171933273
Test: Treehugger
Change-Id: Ibb525e9a9e2fc90248b74f45f3cdcb0be7487c3a
diff --git a/framework/java/android/bluetooth/BluetoothHeadset.java b/framework/java/android/bluetooth/BluetoothHeadset.java
index adb7e2f..fdfc6be 100644
--- a/framework/java/android/bluetooth/BluetoothHeadset.java
+++ b/framework/java/android/bluetooth/BluetoothHeadset.java
@@ -113,7 +113,7 @@
      * @hide
      */
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
-    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
+    @UnsupportedAppUsage(trackingBug = 171933273)
     public static final String ACTION_ACTIVE_DEVICE_CHANGED =
             "android.bluetooth.headset.profile.action.ACTIVE_DEVICE_CHANGED";
 
@@ -1130,7 +1130,7 @@
      * @hide
      */
     @RequiresPermission(android.Manifest.permission.BLUETOOTH_ADMIN)
-    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
+    @UnsupportedAppUsage(trackingBug = 171933273)
     public boolean setActiveDevice(@Nullable BluetoothDevice device) {
         if (DBG) {
             Log.d(TAG, "setActiveDevice: " + device);
@@ -1156,7 +1156,7 @@
      * is active.
      * @hide
      */
-    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
+    @UnsupportedAppUsage(trackingBug = 171933273)
     @Nullable
     @RequiresPermission(Manifest.permission.BLUETOOTH)
     public BluetoothDevice getActiveDevice() {