Transform Throwable members to properties

core/builtins/native/kotlin/Throwable.kt

@@ -22,17 +22,7 @@ package kotlin
  * @param message the detail message string.
  * @param cause the cause of this throwable.
  */
-public open class Throwable(message: String? = null, cause: Throwable? = null) {
-    /**
-     * Returns the detail message of this throwable.
-     */
-    public fun getMessage(): String?
-
-    /**
-     * Returns the cause of this throwable.
-     */
-    public fun getCause(): Throwable?
-
+public open class Throwable(val message: String? = null, val cause: Throwable? = null) {
     /**
      * Prints the stack trace of this throwable to the standard output.
      */