Line markers for recursive calls.

idea/testData/codeInsight/lineMarker/recursiveCall/thisQualifier.kt

@@ -0,0 +1,7 @@
+class F {
+    fun f(a: Int) {
+        if (a > 0) {
+            this.<lineMarker>f</lineMarker>(a - 1)
+        }
+    }
+}