Name suggester: Respect type parameter name when suggesting name for

variables based on that type parameter

idea/testData/quickfix/createFromUsage/createFunction/invoke/afterInvokeOnUserType.kt

@@ -1,7 +1,7 @@
 // "Create function 'invoke'" "true"
 
 class A<T>(val n: T) {
-    fun invoke(arg: T, s: String): B<String> {
+    fun invoke(t: T, s: String): B<String> {
         throw UnsupportedOperationException("not implemented") //To change body of created functions use File | Settings | File Templates.
     }
 }