Remove unused variables

Jenkins presubmit fails for all commits right now due to certain unused
variables. This commit aims to pass presubmit without regressing
functionality.

Tested: Presubmit passes

Change-Id: Ifdc7081b1154ce3ac2f3ab0828429660db35360a
Signed-off-by: Edward Lee <edwarddl@google.com>
diff --git a/include/dbus/file_notifier.hpp b/include/dbus/file_notifier.hpp
index c887ab2..83c92f9 100644
--- a/include/dbus/file_notifier.hpp
+++ b/include/dbus/file_notifier.hpp
@@ -29,8 +29,7 @@
     CperFileNotifier(sdbusplus::bus_t& bus, const std::string& filePath,
                      uint64_t entry) :
         FileNotifierInterface(bus, generatePath(entry).c_str(),
-                              action::emit_no_signals),
-        entry(entry), bus(bus)
+                              action::emit_no_signals)
     {
         // We only need the interface added signal for the fault monitor. So
         // stop emitting properties changed signal.
@@ -42,13 +41,6 @@
 
   private:
     /**
-     * @brief DBus index of the entry.
-     */
-    uint64_t entry;
-
-    sdbusplus::bus_t& bus;
-
-    /**
      * @brief Generate a path for the CperFileNotifier DBus object.
      *
      * @param[in] entry - unique index for the DBus object.