Rename shell namespace to service_manager

components/leveldb/leveldb_service_unittest.cc

Index: components/leveldb/leveldb_service_unittest.cc
diff --git a/components/leveldb/leveldb_service_unittest.cc b/components/leveldb/leveldb_service_unittest.cc
index 7153ddd890bfd8eb6cf8bcfa0e139ad26f54425e..c7c3612faa74271010bf5429c831c60f0a67edff 100644
--- a/components/leveldb/leveldb_service_unittest.cc
+++ b/components/leveldb/leveldb_service_unittest.cc
@@ -103,7 +103,7 @@ void LevelDBSyncOpenInMemory(mojom::LevelDBService* leveldb,
   run_loop.Run();
 }
 
-class LevelDBServiceTest : public shell::test::ServiceTest {
+class LevelDBServiceTest : public service_manager::test::ServiceTest {
  public:
   LevelDBServiceTest() : ServiceTest("exe:leveldb_service_unittests") {}
   ~LevelDBServiceTest() override {}