Enhance chrome.app.window API for shelf integration with pinning support (cont.)

ash/test/test_shelf_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 "ash/test/test_shelf_delegate.h"
 
 #include <utility>
 
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/shelf/shelf_model.h"
@@ skipping 94 matching lines @@
 
 bool TestShelfDelegate::HasShelfIDToAppIDMapping(ShelfID id) const {
   return shelf_id_to_app_id_map_.find(id) != shelf_id_to_app_id_map_.end();
 }
 
 const std::string& TestShelfDelegate::GetAppIDForShelfID(ShelfID id) {
   DCHECK_GT(shelf_id_to_app_id_map_.count(id), 0u);
   return shelf_id_to_app_id_map_[id];
 }
 
+const std::string& TestShelfDelegate::GetLaunchIDForShelfID(ShelfID id) {
+  DCHECK_GT(shelf_id_to_app_id_map_.count(id), 0u);
+  return base::EmptyString();
+}
+
 void TestShelfDelegate::PinAppWithID(const std::string& app_id) {
   pinned_apps_.insert(app_id);
 }
 
 bool TestShelfDelegate::IsAppPinned(const std::string& app_id) {
   return pinned_apps_.find(app_id) != pinned_apps_.end();
 }
 
 void TestShelfDelegate::UnpinAppWithID(const std::string& app_id) {
   pinned_apps_.erase(app_id);
 }
 
 void TestShelfDelegate::AddShelfIDToAppIDMapping(ShelfID shelf_id,
                                                  const std::string& app_id) {
   shelf_id_to_app_id_map_[shelf_id] = app_id;
 }
 
 void TestShelfDelegate::RemoveShelfIDToAppIDMapping(ShelfID shelf_id) {
   shelf_id_to_app_id_map_.erase(shelf_id);
 }
 
 }  // namespace test
 }  // namespace ash