ash: Rename LauncherModel to ShelfModel.

ash/test/test_shell_delegate.cc

 // Copyright (c) 2012 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/test/test_shell_delegate.h"
 
 #include <limits>
 
 #include "ash/caps_lock_delegate_stub.h"
 #include "ash/default_accessibility_delegate.h"
@@ skipping 80 matching lines @@
 
 content::BrowserContext* TestShellDelegate::GetCurrentBrowserContext() {
   current_browser_context_.reset(new content::TestBrowserContext());
   return current_browser_context_.get();
 }
 
 app_list::AppListViewDelegate* TestShellDelegate::CreateAppListViewDelegate() {
   return NULL;
 }
 
-LauncherDelegate* TestShellDelegate::CreateLauncherDelegate(
-    ash::LauncherModel* model) {
+LauncherDelegate* TestShellDelegate::CreateLauncherDelegate(ShelfModel* model) {
   return new TestLauncherDelegate(model);
 }
 
 SystemTrayDelegate* TestShellDelegate::CreateSystemTrayDelegate() {
   return new TestSystemTrayDelegate;
 }
 
 UserWallpaperDelegate* TestShellDelegate::CreateUserWallpaperDelegate() {
   return new TestUserWallpaperDelegate();
 }
@@ skipping 38 matching lines @@
 base::string16 TestShellDelegate::GetProductName() const {
   return base::string16();
 }
 
 TestSessionStateDelegate* TestShellDelegate::test_session_state_delegate() {
   return test_session_state_delegate_;
 }
 
 }  // namespace test
 }  // namespace ash