Remove unused private function declaration.

PiperOrigin-RevId: 831003876
Change-Id: I07ae96331e93bc0d69ce35ee52ab9d0d374ffc0f
diff --git a/static_state.h b/static_state.h
index eb0cc2f..c91d105 100644
--- a/static_state.h
+++ b/static_state.h
@@ -39,7 +39,6 @@
   ~StaticStateLoader();
 
  private:
-  void GotState(absl::StatusOr<safepower_agent_proto::SystemState> state);
   void TryLoadState();
 
   std::string name_;