stdlib tests: move JVM-only test source files

libraries/stdlib/test/js/StubsJVM.kt

@@ -1,23 +0,0 @@
-/*
- * Copyright 2010-2016 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-@file:JvmVersion
-package test.collections.js
-
-public actual fun <V> stringMapOf(vararg pairs: Pair<String, V>): HashMap<String, V> = hashMapOf<String, V>(*pairs)
-public actual fun <V> linkedStringMapOf(vararg pairs: Pair<String, V>): LinkedHashMap<String, V> = linkedMapOf(*pairs)
-public actual fun stringSetOf(vararg elements: String): HashSet<String> = hashSetOf(*elements)
-public actual fun linkedStringSetOf(vararg elements: String): LinkedHashSet<String> = linkedSetOf(*elements)