Updating Angular version

third_party/pkg/angular/karma-perf.conf.js

 module.exports = function(config) {
   config.set({
     //logLevel: config.LOG_DEBUG,
     basePath: '.',
     frameworks: ['dart-unittest'],
 
     // list of files / patterns to load in the browser
     // all tests must be 'included', but all other libraries must be 'served' and
     // optionally 'watched' only.
     files: [
       'perf/dom/*.dart',
       'test/config/filter_tests.dart',
       {pattern: '**/*.dart', watched: true, included: false, served: true},
       'packages/browser/dart.js',
-      'packages/browser/interop.js',
+      'packages/browser/interop.js'
     ],
 
     autoWatch: false,
 
     // If browser does not capture in given timeout [ms], kill it
     captureTimeout: 5000,
 
     plugins: [
       'karma-dart',
       'karma-chrome-launcher',
       'karma-script-launcher',
       'karma-junit-reporter',
       '../../../karma-parser-generator',
       '../../../karma-parser-getter-setter'
     ],
 
     preprocessors: {
       'test/core/parser/generated_functions.dart': ['parser-generator'],
       'test/core/parser/generated_getter_setter.dart': ['parser-getter-setter']
     },
 
     junitReporter: {
       outputFile: 'test_out/unit.xml',
       suite: 'unit'
     }
   });
 };