Support introspection of parameter names and indices in reflection

core/runtime.jvm/src/kotlin/jvm/internal/CallableReference.java

@@ -19,6 +19,9 @@ package kotlin.jvm.internal;
 import kotlin.jvm.KotlinReflectionNotSupportedError;
 import kotlin.reflect.KCallable;
 import kotlin.reflect.KDeclarationContainer;
+import kotlin.reflect.KParameter;
+
+import java.util.List;
 
 /**
  * A superclass for all classes generated by Kotlin compiler for callable references.
@@ -60,7 +63,10 @@ public abstract class CallableReference implements KCallable {
     // The following methods are the stub implementations of reflection functions.
     // They are called when you're using reflection on a property reference without the reflection implementation in the classpath.
 
-    // (nothing here yet)
+    @Override
+    public List<KParameter> getParameters() {
+        throw error();
+    }
 
     protected static Error error() {
         throw new KotlinReflectionNotSupportedError();

core/runtime.jvm/src/kotlin/jvm/internal/FunctionReference.java

@@ -19,6 +19,8 @@ package kotlin.jvm.internal;
 import kotlin.jvm.KotlinReflectionNotSupportedError;
 import kotlin.reflect.*;
 
+import java.util.List;
+
 @SuppressWarnings("deprecation")
 public class FunctionReference
         extends FunctionImpl
@@ -58,6 +60,11 @@ public class FunctionReference
         throw error();
     }
 
+    @Override
+    public List<KParameter> getParameters() {
+        throw error();
+    }
+
     protected static Error error() {
         throw new KotlinReflectionNotSupportedError();
     }