Adapter changes for implementing local GATT attributes and tests.

device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc

Index: device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc
diff --git a/device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc b/device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc
index 5f79c2b9c7a2eb6bfc5bbf207908069944768b2c..b1eb68836491f4b2e1105d82ee9d7847627b9dc6 100644
--- a/device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc
+++ b/device/bluetooth/bluez/bluetooth_local_gatt_service_bluez.cc
@@ -54,8 +54,8 @@ BluetoothLocalGattServiceBlueZ::BluetoothLocalGattServiceBlueZ(
       is_primary_(is_primary),
       delegate_(delegate),
       weak_ptr_factory_(this) {
-  // TODO(rkc): Get base application path from adapter and prefix it here.
-  object_path_ = AddGuidToObjectPath("/service");
+  object_path_ = AddGuidToObjectPath(
+      adapter->GetApplicationObjectPath().value() + "/service");
   VLOG(1) << "Creating local GATT service with identifier: "
           << object_path_.value();
 }
@@ -73,14 +73,14 @@ bool BluetoothLocalGattServiceBlueZ::IsPrimary() const {
 void BluetoothLocalGattServiceBlueZ::Register(
     const base::Closure& callback,
     const ErrorCallback& error_callback) {
-  //  GetAdapter()->RegisterGattService(this, callback, error_callback);
+  GetAdapter()->RegisterGattService(this, callback, error_callback);
 }
 
 void BluetoothLocalGattServiceBlueZ::Unregister(
     const base::Closure& callback,
     const ErrorCallback& error_callback) {
   DCHECK(GetAdapter());
-  //  GetAdapter()->UnregisterGattService(this, callback, error_callback);
+  GetAdapter()->UnregisterGattService(this, callback, error_callback);
 }
 
 const std::vector<std::unique_ptr<BluetoothLocalGattCharacteristicBlueZ>>&