Fix tests: "Placing function type parameters after the function name" error

js/js.translator/testData/webDemoExamples2/cases/builder.kt

@@ -65,7 +65,7 @@ abstract class Tag(val name: String) : Element() {
     val children = ArrayList<Element>()
     val attributes = HashMap<String, String>()
 
-    protected fun initTag<T : Element>(tag: T, init: T.() -> Unit): T {
+    protected fun <T : Element> initTag(tag: T, init: T.() -> Unit): T {
         tag.init()
         children.add(tag)
         return tag
@@ -89,7 +89,7 @@ abstract class Tag(val name: String) : Element() {
 }
 
 abstract class TagWithText(name: String) : Tag(name) {
-    fun String.plus() {
+    operator fun String.unaryPlus() {
         children.add(TextElement(this))
     }
 }