TypeSubstitutor respects flexible types

compiler/testData/diagnostics/tests/platformTypes/methodCall/javaCollectionToKotlin.kt

@@ -0,0 +1,9 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+import java.util.*
+
+fun takeJ(map: Map<Any, Any>) {}
+
+fun test() {
+    takeJ(HashMap())
+}

compiler/testData/diagnostics/tests/platformTypes/methodCall/javaToJava.kt

@@ -0,0 +1,20 @@
+// FILE: p/J.java
+
+package p;
+
+import java.util.ArrayList;
+
+public class J {
+    public ArrayList<String> list() { return null; }
+    public void takeList(ArrayList<String> list) { }
+}
+
+// FILE: k.kt
+
+import p.*
+
+fun test(j: J) {
+    j.takeList(j.list())
+    val l = j.list()
+    j.takeList(l)
+}

compiler/testData/diagnostics/tests/platformTypes/methodCall/javaToKotlin.kt

@@ -0,0 +1,18 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// FILE: p/J.java
+
+package p;
+
+public class J {
+    public J j() { return this; }
+}
+
+// FILE: k.kt
+
+import p.*
+
+fun takeJ(j: J) {}
+
+fun test() {
+    takeJ(J().j())
+}

compiler/testData/diagnostics/tests/platformTypes/methodCall/kotlinCollectionToJava.kt

@@ -0,0 +1,7 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+import java.util.*
+
+fun test(map: Map<Any, Any>) {
+    HashMap(map)
+}