Marked stateless methods as static

Author: JeremyCaney

Ignia.Topics.Web.Mvc/Controllers/LayoutController.cs

@@ -158,7 +158,7 @@ protected Topic GetNavigationRoot(Topic currentTopic, int fromRoot = 2, string d
     ///   A helper function that will determine how far a given topic is from the root of a tree.
     /// </summary>
     /// <param name="sourceTopic">The <see cref="Topic"/> to pull the values from.</param>
-    private int DistanceFromRoot(Topic sourceTopic) {
+    private static int DistanceFromRoot(Topic sourceTopic) {
       var distance = 1;
       while (sourceTopic.Parent != null) {
         sourceTopic = sourceTopic.Parent;

Ignia.Topics/Mapping/CachedTopicMappingService.cs

@@ -186,7 +186,7 @@ private object CacheViewModel(string contentType, object viewModel, Tuple<int, T
     /// <param name="viewModel">The view model object to cache; can be any POCO object.</param>
     /// <param name="cacheKey">A <see cref="Tuple<int, Type, Relationships"/> representing the cache key.</param>
     /// <returns>The <paramref name="viewModel"/>.</returns>
-    private Tuple<int, Type, Relationships> GetCacheKey(int topicId, Type type, Relationships relationships) {
+    private static Tuple<int, Type, Relationships> GetCacheKey(int topicId, Type type, Relationships relationships) {
       return new Tuple<int, Type, Relationships>(topicId, type, relationships);
     }