Adds/modifies examples for node.js and webpack.

src/frameworks.js

@@ -0,0 +1,40 @@
+/* Copyright 2015 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/* globals PDFJS, require, module */
+
+// included from api.js for GENERIC build
+
+'use strict';
+
+var useRequireEnsure = false;
+if (typeof module !== 'undefined' && module.require) {
+  // node.js - disable worker and set require.ensure.
+  PDFJS.disableWorker = true;
+  if (typeof require.ensure === 'undefined') {
+    require.ensure = require('node-ensure');
+  }
+  useRequireEnsure = true;
+}
+if (typeof __webpack_require__ !== 'undefined') {
+  // Webpack - get/bundle pdf.worker.js as additional file.
+  PDFJS.workerSrc = require('entry?name=[hash]-worker.js!./pdf.worker.js');
+  useRequireEnsure = true;
+}
+var fakeWorkerFilesLoader = useRequireEnsure && function (callback) {
+  require.ensure([], function () {
+    require('./pdf.worker.js');
+    callback();
+  });
+};