JVM_IR wrap function into a proxy if indy SAM-conversion becomes valid

compiler/testData/codegen/box/invokedynamic/sam/inlineFunWithPrivateMethod.kt

@@ -0,0 +1,27 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+// WITH_RUNTIME
+// FULL_JDK
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 1 java/lang/invoke/LambdaMetafactory
+
+// FILE: inlineFunWithPrivateMethod.kt
+
+private inline fun g(x: String) = println(x)
+
+fun call(c: Consumer<String>) = c.accept("")
+
+fun box(): String {
+    val obj = { call(::g) } // `g` is inaccessible in this scope
+    obj()
+    return "OK"
+}
+
+// FILE: Consumer.java
+
+public interface Consumer<T> {
+    void accept(T t);
+}