Minor code cleanup

Author: fabiocav

src/WebJobs.Script/Host/ScriptHost.cs

@@ -621,11 +621,11 @@ private void VerifyPrecompileStatus(IEnumerable<FunctionDescriptor> functions)
 
         // Get the set of types that should be directly loaded. These have the "configurationSource" : "attributes" set.
         // They will be indexed and invoked directly by the WebJobs SDK and skip the IL generator and invoker paths.
-        private static IEnumerable<Type> GetDirectTypes(IEnumerable<FunctionMetadata> functionMetadatas)
+        private static IEnumerable<Type> GetDirectTypes(IEnumerable<FunctionMetadata> functionMetadataList)
         {
             HashSet<Type> visitedTypes = new HashSet<Type>();
 
-            foreach (var metadata in functionMetadatas)
+            foreach (var metadata in functionMetadataList)
             {
                 if (!metadata.IsDirect)
                 {
@@ -735,7 +735,7 @@ private void LoadExtensions(Assembly assembly, string locationHint)
 
         private bool IsExtensionLoaded(Type type)
         {
-            var registry = this.ScriptConfig.HostConfig.GetService<IExtensionRegistry>();
+            var registry = ScriptConfig.HostConfig.GetService<IExtensionRegistry>();
             var extensions = registry.GetExtensions<IExtensionConfigProvider>();
             foreach (var extension in extensions)
             {

src/WebJobs.Script/Host/UserTypeScanner.cs

@@ -47,9 +47,9 @@ private static void ScanParameter(Dictionary<Assembly, string> possibleExtension
                     Assembly assembly = attr.GetType().Assembly;
 
                     var method = parameter.Member;
-                    string hintPath = $"referenced by: Method='{method.DeclaringType.FullName}.{method.Name}', Parameter='{parameter.Name}'.";
+                    string locationHint = $"referenced by: Method='{method.DeclaringType.FullName}.{method.Name}', Parameter='{parameter.Name}'.";
 
-                    possibleExtensionAssemblies[assembly] = hintPath;
+                    possibleExtensionAssemblies[assembly] = locationHint;
                 }
             }
         }