lsa: simplify initializeFromContent and improve naming

refs: #4354

Change-Id: I5ddd5a9f482f59e6ca52061ac92514feab8c3070
diff --git a/tests/mocks/lsa.hpp b/tests/mocks/lsa.hpp
index 738ad8f..0ce6e3a 100644
--- a/tests/mocks/lsa.hpp
+++ b/tests/mocks/lsa.hpp
@@ -42,7 +42,7 @@
   serialize() const override;
 
   bool
-  initializeFromContent(const std::string& content) override;
+  deserialize(const std::string& content) override;
 };
 
 } // namespace test