Converts resource_provider apptests to unit tests

components/resource_provider/test.mojom

 // Copyright 2016 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.
 
-module url.mojom;
+module resource_provider.test.mojom;
 
-import "url/mojo/origin.mojom";
-import "url/mojo/url.mojom";
-
-interface UrlTest {
+interface Test {
   [Sync]
-  BounceUrl(Url in) => (Url out);
+  GetResource1() => (string resource);
 
   [Sync]
-  BounceOrigin(Origin in) => (Origin out);
+  GetBothResources() => (string resource1, string resource2);
 };