[adb client] Fix mdns discovery service registry.

We were getting stale service ip addresses because we weren't
destroying the sdref correctly.

Also, we were leaking the ResolvedServices when removing it from the
ServiceRegistry. Converted them to smart pointers to fix that.

Bug: 153343580

Test: test_adb.py
Change-Id: Ib7c1dbf54937d4ac6d9885cb5f7289bef616d12e

1 files changed, 2 insertions, 2 deletions

diff --git a/test_adb.py b/test_adb.py
index 03bdcbd8..9912f11e 100755
--- a/test_adb.py
+++ b/test_adb.py
@@ -659,14 +659,14 @@ class MdnsTest(unittest.TestCase):
                 print(f"Registering {serv_instance}.{serv_type} ...")
                 with zeroconf_register_service(zc, service_info) as info:
                     """Give adb some time to register the service"""
-                    time.sleep(0.25)
+                    time.sleep(1)
                     print(f"services={_mdns_services(server_port)}")
                     self.assertTrue(any((serv_instance in line and serv_type in line)
                         for line in _mdns_services(server_port)))
 
                 """Give adb some time to unregister the service"""
                 print("Unregistering mdns service...")
-                time.sleep(0.25)
+                time.sleep(1)
                 print(f"services={_mdns_services(server_port)}")
                 self.assertFalse(any((serv_instance in line and serv_type in line)
                     for line in _mdns_services(server_port)))