Pass JavaRef to Java methods in device/bluetooth.

device/bluetooth/bluetooth_remote_gatt_characteristic_android.h

 // 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.
 
 #ifndef DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_ANDROID_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_ANDROID_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/android/jni_android.h"
+#include "base/android/scoped_java_ref.h"
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/macros.h"
 #include "device/bluetooth/bluetooth_remote_gatt_characteristic.h"
 #include "device/bluetooth/bluetooth_remote_gatt_service.h"
 
 namespace device {
 
 class BluetoothAdapterAndroid;
 class BluetoothRemoteGattDescriptorAndroid;
 class BluetoothRemoteGattServiceAndroid;
 
 // BluetoothRemoteGattCharacteristicAndroid along with its owned Java class
 // org.chromium.device.bluetooth.ChromeBluetoothRemoteGattCharacteristic
 // implement BluetootGattCharacteristic.
 class DEVICE_BLUETOOTH_EXPORT BluetoothRemoteGattCharacteristicAndroid
     : public BluetoothRemoteGattCharacteristic {
  public:
   // Create a BluetoothRemoteGattCharacteristicAndroid instance and associated
   // Java
   // ChromeBluetoothRemoteGattCharacteristic using the provided
   // |bluetooth_gatt_characteristic_wrapper|.
   //
   // The ChromeBluetoothRemoteGattCharacteristic instance will hold a Java
   // reference
   // to |bluetooth_gatt_characteristic_wrapper|.
   static std::unique_ptr<BluetoothRemoteGattCharacteristicAndroid> Create(
       BluetoothAdapterAndroid* adapter,
       BluetoothRemoteGattServiceAndroid* service,
       const std::string& instance_id,
-      jobject /* BluetoothGattCharacteristicWrapper */
+      const base::android::JavaRef<
+          jobject>& /* BluetoothGattCharacteristicWrapper */
       bluetooth_gatt_characteristic_wrapper,
-      jobject /* ChromeBluetoothDevice */ chrome_bluetooth_device);
+      const base::android::JavaRef<
+          jobject>& /* ChromeBluetoothDevice */ chrome_bluetooth_device);
 
   ~BluetoothRemoteGattCharacteristicAndroid() override;
 
   // Register C++ methods exposed to Java using JNI.
   static bool RegisterJNI(JNIEnv* env);
 
   // Returns the associated ChromeBluetoothRemoteGattCharacteristic Java object.
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
 
   // BluetoothRemoteGattCharacteristic interface:
@@ skipping 87 matching lines @@
   base::ScopedPtrHashMap<std::string,
                          std::unique_ptr<BluetoothRemoteGattDescriptorAndroid>>
       descriptors_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothRemoteGattCharacteristicAndroid);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_CHARACTERISTIC_ANDROID_H_