Implement modular compilation

test/codegen/expect/dom/dom.js

Index: test/codegen/expect/dom/dom.js
diff --git a/test/codegen/expect/dom/dom.js b/test/codegen/expect/dom/dom.js
deleted file mode 100644
index 9640c32a5fa5e2685298882add1d54e0756f45e3..0000000000000000000000000000000000000000
--- a/test/codegen/expect/dom/dom.js
+++ /dev/null
@@ -1,60 +0,0 @@
-dart_library.library('dom/dom', window, /* Imports */[
-  'dart/_runtime',
-  'dart/core'
-], /* Lazy imports */[
-], function(exports, dart, core) {
-  'use strict';
-  let dartx = dart.dartx;
-  class Overload extends core.Object {
-    Overload() {
-    }
-  }
-  dart.setSignature(Overload, {
-    constructors: () => ({Overload: [Overload, []]})
-  });
-  const overload = dart.const(new Overload());
-  class CustomEvent extends core.Object {}
-  dart.setSignature(CustomEvent, {
-    constructors: () => ({CustomEvent: [CustomEvent, [core.String], {detail: dart.dynamic, bubbles: dart.dynamic, cancelable: dart.dynamic}]})
-  });
-  class HTMLCollection extends core.Object {
-    get(index) {
-      return this["[]"](index);
-    }
-  }
-  dart.setSignature(HTMLCollection, {
-    methods: () => ({get: [Element, [core.num]]})
-  });
-  const EventListener = dart.typedef('EventListener', () => dart.functionType(dart.void, [Event]));
-  const InputElement = HTMLInputElement;
-  const CanvasElement = HTMLCanvasElement;
-  const DivElement = HTMLDivElement;
-  const ScriptElement = HTMLScriptElement;
-  class RenderingContext extends core.Object {}
-  class CanvasDrawingStyles extends core.Object {
-    CanvasDrawingStyles() {
-      this.lineWidth = null;
-      this.lineCap = null;
-      this.lineJoin = null;
-      this.miterLimit = null;
-      this.lineDashOffset = null;
-      this.font = null;
-      this.textAlign = null;
-      this.textBaseline = null;
-    }
-  }
-  class CanvasPathMethods extends core.Object {}
-  // Exports:
-  exports.Overload = Overload;
-  exports.overload = overload;
-  exports.CustomEvent = CustomEvent;
-  exports.HTMLCollection = HTMLCollection;
-  exports.EventListener = EventListener;
-  exports.InputElement = InputElement;
-  exports.CanvasElement = CanvasElement;
-  exports.DivElement = DivElement;
-  exports.ScriptElement = ScriptElement;
-  exports.RenderingContext = RenderingContext;
-  exports.CanvasDrawingStyles = CanvasDrawingStyles;
-  exports.CanvasPathMethods = CanvasPathMethods;
-});