Cleanup in compiler modules

compiler/tests/org/jetbrains/kotlin/serialization/js/KotlinJavascriptSerializerTest.kt

@@ -80,7 +80,7 @@ public class KotlinJavascriptSerializerTest : TestCaseWithTmpdir() {
     private fun deserialize(metaFile: File): ModuleDescriptorImpl {
         val module = KotlinTestUtils.createEmptyModule("<$MODULE_NAME>", JsPlatform)
         val metadata = KotlinJavascriptMetadataUtils.loadMetadata(metaFile)
-        assert(metadata.size() == 1)
+        assert(metadata.size == 1)
 
         val provider = KotlinJavascriptSerializationUtil.createPackageFragmentProvider(module, metadata[0].body, LockBasedStorageManager())
                 .sure { "No package fragment provider was created" }