Add ash devtools client

ash/common/wm_shell.cc

 // 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.
 
 #include "ash/common/wm_shell.h"
 
 #include <utility>
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accelerators/ash_focus_manager_factory.h"
 #include "ash/common/accessibility_delegate.h"
+#include "ash/common/devtools/devtools_dom_agent.h"
 #include "ash/common/focus_cycler.h"
 #include "ash/common/keyboard/keyboard_ui.h"
 #include "ash/common/new_window_client_proxy.h"
 #include "ash/common/palette_delegate.h"
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/shelf/app_list_shelf_item_delegate.h"
 #include "ash/common/shelf/shelf_controller.h"
 #include "ash/common/shelf/shelf_delegate.h"
 #include "ash/common/shelf/shelf_model.h"
 #include "ash/common/shelf/shelf_window_watcher.h"
@@ skipping 56 matching lines @@
   toast_manager_.reset(new ToastManager);
 
   // Create the app list item in the shelf data model.
   AppListShelfItemDelegate::CreateAppListItemAndDelegate(shelf_model());
 
   // Install the custom factory early on so that views::FocusManagers for Tray,
   // Shelf, and WallPaper could be created by the factory.
   views::FocusManagerFactory::Install(new AshFocusManagerFactory);
 
   wallpaper_controller_.reset(new WallpaperController(blocking_pool_));
+
+  // Start devtools server
+  devtools_server_ = ui::devtools::UiDevToolsServer::Create();
+  if (devtools_server_) {
+    auto dom_backend = base::MakeUnique<devtools::AshDevToolsDOMAgent>(this);
+    auto devtools_client = base::MakeUnique<ui::devtools::UiDevToolsClient>(
+        "Ash", devtools_server_.get());
+    devtools_client->AddDOMBackend(std::move(dom_backend));
+    devtools_server_->AttachClient(std::move(devtools_client));
+  }
 }
 
 void WmShell::Shutdown() {
   // These members access WmShell in their destructors.
   wallpaper_controller_.reset();
   accessibility_delegate_.reset();
 
   // ShelfWindowWatcher has window observers and a pointer to the shelf model.
   shelf_window_watcher_.reset();
   // ShelfItemDelegate subclasses it owns have complex cleanup to run (e.g. ARC
@@ skipping 285 matching lines @@
 void WmShell::DeleteToastManager() {
   toast_manager_.reset();
 }
 
 void WmShell::SetAcceleratorController(
     std::unique_ptr<AcceleratorController> accelerator_controller) {
   accelerator_controller_ = std::move(accelerator_controller);
 }
 
 }  // namespace ash