Put 'thisReceiver' declaration in class

Interfaces also have 'thisReceiver'

compiler/testData/ir/irText/declarations/parameters/genericInnerClass.txt

@@ -1,13 +1,13 @@
 FILE /genericInnerClass.kt
   CLASS CLASS Outer
-    $new: VALUE_PARAMETER this@Outer: Outer<T1>
+    $this: VALUE_PARAMETER this@Outer: Outer<T1>
     TYPE_PARAMETER <T1>
     CONSTRUCTOR public constructor Outer<T1>()
       BLOCK_BODY
         DELEGATING_CONSTRUCTOR_CALL 'constructor Any()'
         INSTANCE_INITIALIZER_CALL classDescriptor='Outer'
     CLASS CLASS Inner
-      $new: VALUE_PARAMETER this@Inner: Inner<T2, T1>
+      $this: VALUE_PARAMETER this@Inner: Inner<T2, T1>
       TYPE_PARAMETER <T2>
       CONSTRUCTOR public constructor Inner<T2>()
         $outer: VALUE_PARAMETER this@Outer: Outer<T1>