Replace remaining shell references with service manager

mash/task_viewer/task_viewer.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 "mash/task_viewer/task_viewer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/bind.h"
@@ skipping 290 matching lines @@
 
 void TaskViewer::Launch(uint32_t what, mojom::LaunchMode how) {
   bool reuse = how == mojom::LaunchMode::REUSE ||
                how == mojom::LaunchMode::DEFAULT;
   if (reuse && !windows_.empty()) {
     windows_.back()->Activate();
     return;
   }
 
   service_manager::mojom::ServiceManagerPtr service_manager;
-  connector()->ConnectToInterface("service:shell", &service_manager);
+  connector()->ConnectToInterface("service:service_manager", &service_manager);
 
   service_manager::mojom::ServiceManagerListenerPtr listener;
   service_manager::mojom::ServiceManagerListenerRequest request =
       GetProxy(&listener);
   service_manager->AddListener(std::move(listener));
 
   catalog::mojom::CatalogPtr catalog;
   connector()->ConnectToInterface("service:catalog", &catalog);
 
   TaskViewerContents* task_viewer = new TaskViewerContents(
       this, std::move(request), std::move(catalog));
   views::Widget* window = views::Widget::CreateWindowWithContextAndBounds(
       task_viewer, nullptr, gfx::Rect(10, 10, 500, 500));
   window->Show();
   windows_.push_back(window);
 }
 
 void TaskViewer::Create(const service_manager::Identity& remote_identity,
                         mojom::LaunchableRequest request) {
   bindings_.AddBinding(this, std::move(request));
 }
 
 }  // namespace task_viewer
 }  // namespace main