[JS IR] don't inline property accessors across files

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

@@ -19,22 +19,28 @@ class JsPropertyAccessorInlineLowering(
         if (!isSafeToInlineInClosedWorld())
             return false
 
-        if (isConst)
-            return true
+        // TODO: teach the deserializer to load constant property initializers
+        val accessFile = accessContainer.fileOrNull ?: return false
+        val file = fileOrNull ?: return false
 
-        return when (context.granularity) {
-            JsGenerationGranularity.WHOLE_PROGRAM ->
-                true
-            JsGenerationGranularity.PER_MODULE -> {
-                val accessModule = accessContainer.fileOrNull?.module ?: return false
-                val module = fileOrNull?.module ?: return false
-                accessModule == module
-            }
-            JsGenerationGranularity.PER_FILE ->
-                // Not inlining because
-                //   1. we need a way to distinguish per-file generation units
-                //   2. per-file mode intended for debug builds only at the moment
-                false
-        }
+        return accessFile == file
+
+//        if (isConst)
+//            return true
+//
+//        return when (context.granularity) {
+//            JsGenerationGranularity.WHOLE_PROGRAM ->
+//                true
+//            JsGenerationGranularity.PER_MODULE -> {
+//                val accessModule = accessContainer.fileOrNull?.module ?: return false
+//                val module = fileOrNull?.module ?: return false
+//                accessModule == module
+//            }
+//            JsGenerationGranularity.PER_FILE ->
+//                // Not inlining because
+//                //   1. we need a way to distinguish per-file generation units
+//                //   2. per-file mode intended for debug builds only at the moment
+//                false
+//        }
     }
 }