Compiler&plugin deprecations cleanup: replace streams with sequences.

js/js.inliner/src/org/jetbrains/kotlin/js/inline/clean/removeDefaultInitializers.kt

@@ -113,7 +113,7 @@ private fun getDefaultParamsNames(
 ): Set<JsName> {
 
     val argsParams = args.zipWithDefault(params, Namer.UNDEFINED_EXPRESSION)
-    val relevantParams = argsParams.stream()
+    val relevantParams = argsParams.asSequence()
                                    .filter { it.second.hasDefaultValue }
                                    .filter { initialized == !isUndefined(it.first) }
 

js/js.inliner/src/org/jetbrains/kotlin/js/inline/util/collectionUtils.kt

@@ -32,7 +32,7 @@ public fun <T> Collection<T>.toIdentitySet(): MutableSet<T> {
     return result
 }
 
-public fun <T> Stream<T>.toIdentitySet(): MutableSet<T> {
+public fun <T> Sequence<T>.toIdentitySet(): MutableSet<T> {
     val result = IdentitySet<T>()
     for (element in this) {
         result.add(element)