Merge "Add developer setting and system API for inband ringing support" am: 1da38b2bcd am: d86c1fca76

am: 25c086b7e2

Change-Id: I7bf3b83c55a2b1dfaf23af65780529cc5a5fa8d4

core/java/android/bluetooth/BluetoothHeadset.java

@@ -1010,6 +1010,18 @@ public final class BluetoothHeadset implements BluetoothProfile {
         return false;
     }
 
+    /**
+     * check if in-band ringing is supported for this platform.
+     *
+     * @return true if in-band ringing is supported
+     *         false if in-band ringing is not supported
+     * @hide
+     */
+    public static boolean isInbandRingingSupported(Context context) {
+        return context.getResources().getBoolean(
+                com.android.internal.R.bool.config_bluetooth_hfp_inband_ringing_support);
+    }
+
     /**
      * Send Headset the BIND response from AG to report change in the status of the
      * HF indicators to the headset