Remove references to invisible fakes from IR backend

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/BridgesConstruction.kt

@@ -74,9 +74,6 @@ class BridgesConstruction(val context: JsIrBackendContext) : ClassLoweringPass {
         )
 
         for ((from, to) in bridgesToGenerate) {
-            if (to.function.visibility == Visibilities.INVISIBLE_FAKE)
-                continue
-
             if (!from.function.parentAsClass.isInterface &&
                 from.function.isReal &&
                 from.function.modality != Modality.ABSTRACT &&

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/InterfaceDelegationLowering.kt

@@ -61,7 +61,6 @@ class InterfaceDelegationLowering(val context: JvmBackendContext) : IrElementTra
             val implementation = function.resolveFakeOverride() ?: continue
             if (!implementation.hasInterfaceParent() ||
                 Visibilities.isPrivate(implementation.visibility) ||
-                implementation.visibility === Visibilities.INVISIBLE_FAKE ||
                 implementation.isDefinitelyNotDefaultImplsMethod() || implementation.isMethodOfAny()
             ) {
                 continue