Change Signature: Replace entire JetThisExpression when converting receiver to parameter #KT-7970 Fixed

idea/testData/refactoring/changeSignature/ThisReplacementAfter.kt

@@ -0,0 +1,10 @@
+// CHECK_ERRORS_AFTER
+class C {
+    fun f() {
+        fun local(any: Any) {
+            if (any is String) {
+                any.length()
+            }
+        }
+    }
+}

idea/testData/refactoring/changeSignature/ThisReplacementBefore.kt

@@ -0,0 +1,10 @@
+// CHECK_ERRORS_AFTER
+class C {
+    fun f() {
+        fun Any.<caret>local() {
+            if (this is String) {
+                this.length()
+            }
+        }
+    }
+}