bluetooth: Implement RSSI and Tx Power on macOS and Android

device/bluetooth/android/java/src/org/chromium/device/bluetooth/Wrappers.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.device.bluetooth;
 
 import android.Manifest;
 import android.annotation.TargetApi;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothDevice;
@@ skipping 219 matching lines @@
         private final ScanResult mScanResult;
 
         public ScanResultWrapper(ScanResult scanResult) {
             mScanResult = scanResult;
         }
 
         public BluetoothDeviceWrapper getDevice() {
             return new BluetoothDeviceWrapper(mScanResult.getDevice());
         }
 
+        public int getRssi() {
+            return mScanResult.getRssi();
+        }
+
         public List<ParcelUuid> getScanRecord_getServiceUuids() {
             return mScanResult.getScanRecord().getServiceUuids();
         }
+
+        public int getScanRecord_getTxPowerLevel() {
+            return mScanResult.getScanRecord().getTxPowerLevel();
+        }
     }
 
     /**
      * Wraps android.bluetooth.BluetoothDevice.
      */
     static class BluetoothDeviceWrapper {
         private final BluetoothDevice mDevice;
         private final HashMap<BluetoothGattCharacteristic, BluetoothGattCharacteristicWrapper>
                 mCharacteristicsToWrappers;
         private final HashMap<BluetoothGattDescriptor, BluetoothGattDescriptorWrapper>
@@ skipping 299 matching lines @@
 
         public byte[] getValue() {
             return mDescriptor.getValue();
         }
 
         public boolean setValue(byte[] value) {
             return mDescriptor.setValue(value);
         }
     }
 }