Reduce namespaces for ash::launcher::AppLauncherId

chrome/browser/ui/ash/launcher/chrome_launcher_controller_mus.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 "chrome/browser/ui/ash/launcher/chrome_launcher_controller_mus.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ skipping 17 matching lines @@
       mojo::AssociatedGroup* associated_group) {
     DCHECK(!item_delegate_binding_.is_bound());
     ash::mojom::ShelfItemDelegateAssociatedPtrInfo ptr_info;
     item_delegate_binding_.Bind(&ptr_info, associated_group);
     return ptr_info;
   }
 
  private:
   // ash::mojom::ShelfItemDelegate:
   void LaunchItem() override {
-    controller_->LaunchApp(ash::launcher::AppLauncherId(app_id_),
+    controller_->LaunchApp(ash::AppLauncherId(app_id_),
                            ash::LAUNCH_FROM_UNKNOWN, ui::EF_NONE);
   }
   void ExecuteCommand(uint32_t command_id, int32_t event_flags) override {
     NOTIMPLEMENTED();
   }
   void ItemPinned() override { NOTIMPLEMENTED(); }
   void ItemUnpinned() override { NOTIMPLEMENTED(); }
   void ItemReordered(uint32_t order) override { NOTIMPLEMENTED(); }
 
   std::string app_id_;
@@ skipping 219 matching lines @@
   if (ConnectToShelfController())
     shelf_controller()->SetItemImage(app_id, *image.bitmap());
 }
 
 void ChromeLauncherControllerMus::OnInit() {}
 
 void ChromeLauncherControllerMus::PinAppsFromPrefs() {
   if (!ConnectToShelfController())
     return;
 
-  std::vector<ash::launcher::AppLauncherId> pinned_apps =
+  std::vector<ash::AppLauncherId> pinned_apps =
       ash::launcher::GetPinnedAppsFromPrefs(profile()->GetPrefs(),
                                             launcher_controller_helper());
 
   for (const auto& app_launcher_id : pinned_apps) {
     const std::string app_id = app_launcher_id.app_id();
     if (app_launcher_id.app_id() == ash::launcher::kPinnedAppsPlaceholder)
       continue;
 
     ash::mojom::ShelfItemPtr item(ash::mojom::ShelfItem::New());
     item->app_id = app_id;
@@ skipping 10 matching lines @@
     app_id_to_item_delegate_.insert(
         std::make_pair(app_id, std::move(delegate)));
 
     AppIconLoader* app_icon_loader = GetAppIconLoaderForApp(app_id);
     if (app_icon_loader) {
       app_icon_loader->FetchImage(app_id);
       app_icon_loader->UpdateImage(app_id);
     }
   }
 }