Run browser tests on Atom/Electron

lib/runtime/dart_library.js

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /* This file defines the module loader for the dart runtime.
 */
 
 var dart_library =
   typeof module != "undefined" && module.exports || {};
 
@@ skipping 33 matching lines @@
       });
     }
 
     loadLazyImports(pendingSet) {
       return this.handleImports(pendingSet, (lib) => lib.load());
     }
 
     handleImports(list, handler) {
       let results = [];
       for (let name of list) {
-        let lib = libraries[name];
+        let lib = libraries.get(name);

[ochafik, 2015/12/14 02:46:16]

Electron doesn't like [] on Map yet?

         if (!lib) {
           throwLibraryError('Library not available: ' + name);
         }
         results.push(handler(lib));
       }
       return results;
     }
 
     load(inheritedPendingSet) {
       // Check for cycles
@@ skipping 28 matching lines @@
       return this._library;
     }
   }
   LibraryLoader.NOT_LOADED = 0;
   LibraryLoader.LOADING = 1;
   LibraryLoader.LOADED = 2;
   LibraryLoader.READY = 3;
 
   // Map from name to LibraryLoader
   let libraries = new Map();
+  dart_library.libraries = function() { return libraries.keys(); }
 
   function library(name, defaultValue, imports, lazyImports, loader) {
-    return libraries[name] =
-      new LibraryLoader(name, defaultValue, imports, lazyImports, loader);
+    let result = new LibraryLoader(name, defaultValue, imports, lazyImports, loader);
+    libraries.set(name, result);
+    return result;
   }
   dart_library.library = library;
 
   function import_(libraryName) {
     bootstrap();
-    let loader = libraries[libraryName];
+    let loader = libraries.get(libraryName);
     // TODO(vsm): A user might call this directly from JS (as we do in tests).
     // We may want a different error type.
     if (!loader) throwLibraryError('Library not found: ' + libraryName);
     return loader.load();
   }
   dart_library.import = import_;
 
   function start(libraryName) {
     let library = import_(libraryName);
     let _isolate_helper = import_('dart/_isolate_helper');
@@ skipping 18 matching lines @@
     // See: https://github.com/dart-lang/dev_compiler/issues/173
     if (typeof NodeList !== "undefined") {
       NodeList.prototype.get = function(i) { return this[i]; };
       NamedNodeMap.prototype.get = function(i) { return this[i]; };
       DOMTokenList.prototype.get = function(i) { return this[i]; };
       HTMLCollection.prototype.get = function(i) { return this[i]; };
     }
   }
 
 })(dart_library);