== turned into a safe-call

compiler/testData/diagnostics/tests/delegatedProperty/wrongCountOfParametersInGet.kt

@@ -1,3 +1,5 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
 class A {
   val a: Int by <!DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE!>Delegate()<!>
 }
@@ -6,7 +8,6 @@ val aTopLevel: Int by <!DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE!>Delegate()<!>
 
 class Delegate {
   fun get(t: Any?, p: PropertyMetadata, a: Int): Int {
-    t.equals(p) // to avoid UNUSED_PARAMETER warning
     return a
   }
 }