[Media Router] Moves mojo-specific code into mojo/ folder

chrome/browser/media/router/media_router_mojo_test.cc

-// Copyright 2015 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.
-
-#include "chrome/browser/media/router/media_router_mojo_test.h"
-
-#include <utility>
-
-#include "extensions/common/test_util.h"
-#include "mojo/message_pump/message_pump_mojo.h"
-
-namespace media_router {
-namespace {
-
-const char kInstanceId[] = "instance123";
-
-template <typename T1, typename T2>
-void ExpectAsyncResultEqual(T1 expected, T2 actual) {
-  EXPECT_EQ(expected, actual);
-}
-
-}  // namespace
-
-MockMediaRouteProvider::MockMediaRouteProvider() {
-}
-
-MockMediaRouteProvider::~MockMediaRouteProvider() {
-}
-
-MediaRouterMojoTest::MediaRouterMojoTest()
-    : mock_media_router_(new MediaRouterMojoImpl(&mock_event_page_tracker_)),
-      message_loop_(mojo::common::MessagePumpMojo::Create()) {
-  mock_media_router_->set_instance_id_for_test(kInstanceId);
-  extension_ = extensions::test_util::CreateEmptyExtension();
-}
-
-MediaRouterMojoTest::~MediaRouterMojoTest() {
-}
-
-void MediaRouterMojoTest::ConnectProviderManagerService() {
-  // Bind the |media_route_provider| interface to |media_route_provider_|.
-  auto request = mojo::GetProxy(&media_router_proxy_);
-  mock_media_router_->BindToMojoRequest(std::move(request), *extension_);
-
-  // Bind the Mojo MediaRouter interface used by |mock_media_router_| to
-  // |mock_media_route_provider_service_|.
-  interfaces::MediaRouteProviderPtr mojo_media_router;
-  binding_.reset(new mojo::Binding<interfaces::MediaRouteProvider>(
-      &mock_media_route_provider_, mojo::GetProxy(&mojo_media_router)));
-  media_router_proxy_->RegisterMediaRouteProvider(
-      std::move(mojo_media_router),
-      base::Bind(&ExpectAsyncResultEqual<std::string, mojo::String>,
-                 kInstanceId));
-}
-
-void MediaRouterMojoTest::SetUp() {
-  ON_CALL(mock_event_page_tracker_, IsEventPageSuspended(extension_id()))
-      .WillByDefault(testing::Return(false));
-  ConnectProviderManagerService();
-  message_loop_.RunUntilIdle();
-}
-
-void MediaRouterMojoTest::ProcessEventLoop() {
-  message_loop_.RunUntilIdle();
-}
-
-}  // namespace media_router