SmartStepInto: render kotlin functions properly

idea/testData/debugger/smartStepInto/renderer.kt

@@ -0,0 +1,28 @@
+fun test() {
+    <caret>propFoo + foo() + fooWithParam(1.extFoo()) { 2 } + FooClass(1).test() + FooClass().test() + FooClass(1, 2).test()
+}
+
+class FooClass(i: Int) {
+    constructor() : this(1)
+    constructor(i: Int, s: Int) : this(1)
+
+    fun test() = 1
+}
+
+fun foo() = 1
+fun fooWithParam(i: Int, f: () -> Int) = 1
+fun Int.extFoo() = 1
+
+val propFoo: Int
+    get() {
+        return 1
+    }
+
+// EXISTS: getter for propFoo: Int,
+// EXISTS: foo()
+// EXISTS: fooWithParam(Int\, () -> Int)
+// EXISTS: extFoo()
+// EXISTS: fooWithParam: f.invoke()
+// EXISTS: test()
+// EXISTS: constructor FooClass()
+// EXISTS: constructor FooClass(Int\, Int)