Add support for pulling icons for OfflineItems

components/offline_items_collection/core/throttled_offline_content_provider_unittest.cc

 // Copyright 2017 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 "components/offline_items_collection/core/offline_content_aggregator.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/test/test_mock_time_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
@@ skipping 87 matching lines @@
   OfflineContentProvider::OfflineItemList items;
   items.push_back(item);
 
   testing::InSequence sequence;
   EXPECT_CALL(observer, OnItemsAvailable(&provider_));
   EXPECT_CALL(wrapped_provider_, OpenItem(id));
   EXPECT_CALL(wrapped_provider_, RemoveItem(id));
   EXPECT_CALL(wrapped_provider_, CancelDownload(id));
   EXPECT_CALL(wrapped_provider_, PauseDownload(id));
   EXPECT_CALL(wrapped_provider_, ResumeDownload(id));
+  EXPECT_CALL(wrapped_provider_, GetVisualsForItem(id, _));
   EXPECT_CALL(wrapped_provider_, GetItemById(id)).WillRepeatedly(Return(&item));
   EXPECT_CALL(wrapped_provider_, GetAllItems()).WillRepeatedly(Return(items));
-
   wrapped_provider_.NotifyOnItemsAvailable();
   provider_.OpenItem(id);
   provider_.RemoveItem(id);
   provider_.CancelDownload(id);
   provider_.PauseDownload(id);
   provider_.ResumeDownload(id);
+  provider_.GetVisualsForItem(id, OfflineContentProvider::VisualsCallback());
   EXPECT_EQ(&item, provider_.GetItemById(id));
   EXPECT_EQ(items, provider_.GetAllItems());
 }
 
 TEST_F(ThrottledOfflineContentProviderTest, TestRemoveCancelsUpdate) {
   ScopedMockOfflineContentProvider::ScopedMockObserver observer(&provider_);
 
   ContentId id("1", "A");
   OfflineItem item(id);
 
@@ skipping 143 matching lines @@
   }
 
   {
     EXPECT_CALL(observer, OnItemUpdated(updated_item)).Times(1);
     task_runner_->FastForwardUntilNoTasksRemain();
   }
 }
 
 }  // namespace
 }  // namespace offline_items_collection;