Dead code (#168)

* Remove unused local dependency variable

* FileStorageKey: Remove unused private function

Author: pyrtsa

Sources/Sharing/SharedKey.swift

@@ -48,7 +48,6 @@ extension Shared {
     wrappedValue: @autoclosure () -> Value,
     _ key: some SharedKey<Value>
   ) {
-    @Dependency(PersistentReferences.self) var persistentReferences
     self.init(rethrowing: wrappedValue(), key, skipInitialLoad: false)
   }
 

Sources/Sharing/SharedKeys/FileStorageKey.swift

@@ -253,22 +253,6 @@
         continuation.resume(throwing: error)
       }
     }
-
-    private func performImmediately() {
-      state.withValue { state in
-        guard let workItem = state.workItem
-        else { return }
-        storage.async(workItem)
-        storage.async(
-          DispatchWorkItem { [weak self] in
-            guard let self else { return }
-            self.state.withValue { state in
-              state.cancelWorkItem()
-            }
-          }
-        )
-      }
-    }
   }
 
   extension FileStorageKey: CustomStringConvertible {

Sources/Sharing/SharedReaderKey.swift

@@ -84,7 +84,6 @@ extension SharedReader {
     wrappedValue: @autoclosure () -> Value,
     _ key: some SharedReaderKey<Value>
   ) {
-    @Dependency(PersistentReferences.self) var persistentReferences
     self.init(rethrowing: wrappedValue(), key, skipInitialLoad: false)
   }