[JS IR] Remove redundant legacy property access property

libraries/stdlib/js-ir/runtime/kotlinJsHacks.kt

@@ -13,18 +13,6 @@ internal fun <T : Enum<T>> enumValuesIntrinsic(): Array<T> =
 internal fun <T : Enum<T>> enumValueOfIntrinsic(@Suppress("UNUSED_PARAMETER") name: String): T =
     throw IllegalStateException("Should be replaced by compiler")
 
-@PublishedApi
-internal fun safePropertyGet(self: dynamic, getterName: String, propName: String): dynamic {
-    val getter = self[getterName]
-    return if (getter != null) getter.call(self) else self[propName]
-}
-
-@PublishedApi
-internal fun safePropertySet(self: dynamic, setterName: String, propName: String, value: dynamic) {
-    val setter = self[setterName]
-    if (setter != null) setter.call(self, value) else self[propName] = value
-}
-
 /**
  * Implements annotated function in JavaScript.
  * [code] string must contain JS expression that evaluates to JS function with signature that matches annotated kotlin function