Fix tests: "infix modifier required" and "operator modifier required" errors

js/js.translator/testData/expression/invoke/cases/infixCall.kt

@@ -1,22 +0,0 @@
-// KT-3998 Infix call doesn't work for function literals and another classes which implements invoke convention  (in JS backend)
-package foo
-
-fun test(): String {
-    val a: (@Extension Function2<*, *, *>).(@Extension Function2<*, *, *>)->String = { "a" }
-    val b: (@Extension Function2<*, *, *>).(@Extension Function2<*, *, *>)->String = {
-        val aa = this as @Extension Function2<Any?, Any?, Any?>;
-        val cc = it as @Extension Function2<Any?, Any?, Any?>;
-        "${null.aa(null)} b ${null.cc(null)}"
-    }
-    val c: (@Extension Function2<*, *, *>).(@Extension Function2<*, *, *>)->String = { "c" }
-
-    val f = a.b(c) // works
-    val s = a b c  //compiler crashes
-    return "$f | $s"
-}
-
-fun box(): String {
-    assertEquals("a b c | a b c", test())
-
-    return "OK"
-}

js/js.translator/testData/expression/invoke/cases/inheritFromFunctionTraits.kt

@@ -10,19 +10,19 @@
 package foo
 
 class Bar/* : Function0<String>*/ {
-    fun invoke() = "Bar.invoke()"
+    operator fun invoke() = "Bar.invoke()"
 }
 
 class Baz/* : Function2<Int, Boolean, String>*/ {
-    fun invoke(i: Int, b: Boolean) = "Baz.invoke($i, $b)"
+    operator fun invoke(i: Int, b: Boolean) = "Baz.invoke($i, $b)"
 }
 
 class Mixed/* :
         Function1<Int, String>,
         Function2<Int, Boolean, String>*/
 {
-    fun invoke(i: Int) = "Mixed.invoke($i)"
-    fun invoke(i: Int, b: Boolean) = "Mixed.invoke($i, $b)"
+    operator fun invoke(i: Int) = "Mixed.invoke($i)"
+    operator fun invoke(i: Int, b: Boolean) = "Mixed.invoke($i, $b)"
 }
 
 fun box(): String {

js/js.translator/testData/expression/invoke/cases/invokeMethod.kt

@@ -1,7 +1,7 @@
 package foo
 
 class Foo(val postfix: String) {
-    public fun invoke(text: String): String {
+    operator fun invoke(text: String): String {
         return text + postfix
     }
 }

js/js.translator/testData/expression/invoke/cases/invokeOnExprByConvention.kt

@@ -1,8 +1,8 @@
 package foo
 
 class A {
-    fun invoke() = "##"
-    fun invoke(i: Int) = "#${i}"
+    operator fun invoke() = "##"
+    operator fun invoke(i: Int) = "#${i}"
 }
 
 fun foo() = A()

js/js.translator/testData/expression/invoke/cases/invokeWithDispatchReceiver.kt

@@ -1,7 +1,7 @@
 package foo
 
 class A {
-    fun invoke(i: Int) = i
+    operator fun invoke(i: Int) = i
 }
 
 fun box(): Boolean {

js/js.translator/testData/expression/invoke/cases/invokeWithExtensionReceiver.kt

@@ -1,6 +1,6 @@
 package foo
 
-fun Int.invoke(x: Int) = this + x
+operator fun Int.invoke(x: Int) = this + x
 fun box(): Boolean {
     return 1(2) == 3
 }