[SAM with receiver] Add implementation for K2

plugins/sam-with-receiver/testData/codegen/SamConstructor.kt

@@ -0,0 +1,17 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    String run(String argument);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun takeSam(argument: String, sam: Sam): String {
+    return sam.run(argument)
+}
+
+fun box(): String {
+    val sam = Sam { this }
+    return takeSam("OK", sam)
+}

plugins/sam-with-receiver/testData/codegen/SamConversion.kt

@@ -0,0 +1,16 @@
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    String run(String argument);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun takeSam(argument: String, sam: Sam): String {
+    return sam.run(argument)
+}
+
+fun box(): String {
+    return takeSam("OK") { this }
+}