Move GeolocationDispatcher into blink.

third_party/WebKit/LayoutTests/http/tests/resources/mojo-helpers.js

 /*
  * mojo-helpers contains extensions to testharness.js useful for consuming
  * and mocking Mojo services directly within test code.
  */
 'use strict';
 
 // Fix up the global window.define, since all baked-in Mojo modules expect to
 // find it there. This define() also returns a promise to the module.
 let define = (function(){
   let moduleCache = new Map();
 
   return function(name, deps, factory) {
     let promise = moduleCache.get(name);
     if (promise === undefined) {
       // This promise must be cached as mojo.define will only call the factory
       // function the first time the module is defined.
       promise = new Promise(resolve => {
         mojo.define(name, deps, (...modules) => {
           let result = factory(...modules);
           resolve(result);
           return result;
         });
       });
       moduleCache.set(name, promise);
     }
     return promise;
   }
 })();
 
 define('Mojo Helpers', [

[Michael van Ouwerkerk, 2016/05/04 13:52:16]

Is there no way to avoid duplicating this whole file? If not, we should at least
have a comment from one to the other to help avoid them forking.

[Sam McNally, 2016/05/05 11:50:23]

Removed this duplicate.

     'mojo/public/js/core',
     'mojo/public/js/router',
     'mojo/public/js/support',
     'content/public/renderer/frame_service_registry',
     'content/public/renderer/service_registry',
 ], (core, router, support, frameServiceRegistry, serviceRegistry) => {
   let tearDown = () => {
     frameServiceRegistry.clearServiceOverridesForTesting();
     serviceRegistry.clearServiceOverridesForTesting();
   };
@@ skipping 42 matching lines @@
       let buffer, handles;
       ({ result, buffer, handles } = mojo.core.readMessage(pipe, 0));
       if (result !== mojo.core.RESULT_OK) {
         reject(result);
         return;
       }
       resolve({ buffer, handles });
     });
   });
 };