Add support for wrapping the standalone JavaScript.

war/wrapped_domdistiller_template.js

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Creates a DomDistiller, applies to to the content of the page, and returns
+// a DomDistillerResults as a JavaScript object/dictionary.
+(function(options) {
+  try {
+    // The generated domdistiller.js accesses the window object only explicitly
+    // via the window name. This creates a new object with the normal window
+    // object as its prototype and initialize the domdistiller.js with that new
+    // context so that it does not change the real window object.
+    function initialize(window) {
+      $$DISTILLER_JAVASCRIPT
+    }
+    var context = Object.create(window);
+    context.setTimeout = function() {};
+    context.clearTimeout = function() {};
+    initialize(context);
+
+    var distiller = context.org.chromium.distiller.DomDistiller;
+    var res = distiller.applyWithOptions(options);
+    return res;
+  } catch (e) {
+    window.console.error("Error during distillation: " + e);
+    if (e.stack != undefined) window.console.error(e.stack);
+  }
+  return undefined;
+// The OPTIONS placeholder will be replaced with the DomDistillerOptions at
+// runtime.
+})($$OPTIONS)