work in progress 2

device/bluetooth/bluetooth_adapter.cc

Index: device/bluetooth/bluetooth_adapter.cc
diff --git a/device/bluetooth/bluetooth_adapter.cc b/device/bluetooth/bluetooth_adapter.cc
index 9153dc58aac23ff97c25b89c7181d0d4c9234d48..e393d914ddd6bb894a4bbd081414fbbbc1a1d49f 100644
--- a/device/bluetooth/bluetooth_adapter.cc
+++ b/device/bluetooth/bluetooth_adapter.cc
@@ -75,6 +75,7 @@ void BluetoothAdapter::StartDiscoverySessionWithFilter(
     std::unique_ptr<BluetoothDiscoveryFilter> discovery_filter,
     const DiscoverySessionCallback& callback,
     const ErrorCallback& error_callback) {
+  LOG(ERROR) << "[DJKim] BluetoothAdapter::StartDiscoverySessionWithFilter >> start";
   BluetoothDiscoveryFilter* ptr = discovery_filter.get();
   AddDiscoverySession(
       ptr, base::Bind(&BluetoothAdapter::OnStartDiscoverySession,
@@ -82,6 +83,7 @@ void BluetoothAdapter::StartDiscoverySessionWithFilter(
                       base::Passed(&discovery_filter), callback),
       base::Bind(&BluetoothAdapter::OnStartDiscoverySessionError,
                  weak_ptr_factory_.GetWeakPtr(), error_callback));
+  LOG(ERROR) << "[DJKim] BluetoothAdapter::StartDiscoverySessionWithFilter >> end";
 }
 
 std::unique_ptr<BluetoothDiscoveryFilter>