Fix recusrive calls in infix and prefix form

The infamous invokeOperation() method removed

compiler/testData/codegen/box/functions/infixRecursiveCall.kt

@@ -0,0 +1,8 @@
+fun Int.test(x : Int) : Int {
+    if (this > 1) {
+        return (this - 1) test x
+    }
+    return this
+}
+
+fun box() : String = if (10.test(10) == 1) "OK" else "FAIL"

compiler/testData/codegen/box/functions/prefixRecursiveCall.kt

@@ -0,0 +1,8 @@
+fun String.plus() : String {
+    if (this == "") {
+        return "done"
+    }
+    return +""
+}
+
+fun box() : String = if (+"11" == "done") "OK" else "FAIL"

compiler/testData/codegen/box/functions/recursiveCompareTo.kt

@@ -0,0 +1,11 @@
+class C
+
+fun C.compareTo(o: C) : Int {
+    if (this == o) return 0
+    if (o >= o) {
+        return 1
+    }
+    return -1
+}
+
+fun box() : String = if (C() > C()) "OK" else "FAIL"

compiler/testData/codegen/box/functions/recursiveIncrementCall.kt

@@ -0,0 +1,12 @@
+fun String.inc() : String {
+    if (this == "") {
+        return "done"
+    }
+    var s = ""
+    return ++s
+}
+
+fun box() : String {
+    var s = "11test"
+    return if (++s == "done") "OK" else "FAIL"
+}