[Win] App launcher drag/drop.

ui/app_list/test/app_list_test_view_delegate.cc

 // Copyright 2013 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 "ui/app_list/test/app_list_test_view_delegate.h"
 
+#include "base/callback.h"
+#include "base/files/file_path.h"
 #include "ui/gfx/image/image_skia.h"
 
 namespace app_list {
 namespace test {
 
 AppListTestViewDelegate::AppListTestViewDelegate()
     : activate_count_(0),
       dismiss_count_(0),
       last_activated_(NULL) {
 }
 
 AppListTestViewDelegate::~AppListTestViewDelegate() {}
 
 SigninDelegate* AppListTestViewDelegate::GetSigninDelegate() {
   return NULL;
 }
 
+void AppListTestViewDelegate::GetShortcutPathForApp(
+    const std::string& app_id,
+    const base::Callback<void(const base::FilePath&)>& callback) {
+  callback.Run(base::FilePath());
+}
+
 void AppListTestViewDelegate::ActivateAppListItem(AppListItemModel* item,
                                                   int event_flags) {
   last_activated_ = item;
   ++activate_count_;
 }
 
 void AppListTestViewDelegate::Dismiss() {
   ++dismiss_count_;
 }
 
 gfx::ImageSkia AppListTestViewDelegate::GetWindowIcon() {
   return gfx::ImageSkia();
 }
 
 base::string16 AppListTestViewDelegate::GetCurrentUserName() {
   return base::string16();
 }
 
 base::string16 AppListTestViewDelegate::GetCurrentUserEmail() {
   return base::string16();
 }
 
 }  // namespace test
 }  // namespace app_list