Add 'title' field to DownloadUIItem and thread through bridges to OfflinePageDownloadItem.

components/offline_pages/downloads/download_ui_adapter_unittest.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 "components/offline_pages/downloads/download_ui_adapter.h"
 
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/test/test_mock_time_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "components/offline_pages/client_namespace_constants.h"
 #include "components/offline_pages/stub_offline_page_model.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace offline_pages {
 
 namespace {
 // Constants for a test OfflinePageItem.
 static const int kTestOfflineId1 = 1;
 static const int kTestOfflineId2 = 2;
 static const int kTestOfflineId3 = 3;
 static const char kTestUrl[] = "http://foo.com/bar.mhtml";
 static const char kTestGuid1[] =   "cccccccc-cccc-4ccc-0ccc-ccccccccccc1";
 static const char kTestGuid2[] =   "cccccccc-cccc-4ccc-0ccc-ccccccccccc2";
 static const char kTestBadGuid[] = "ccccccc-cccc-0ccc-0ccc-ccccccccccc0";
 static const ClientId kTestClientIdOtherNamespace(kLastNNamespace, kTestGuid1);
 static const ClientId kTestClientIdOtherGuid(kLastNNamespace, kTestBadGuid);
 static const ClientId kTestClientId1(kAsyncNamespace, kTestGuid1);
 static const ClientId kTestClientId2(kAsyncNamespace, kTestGuid2);
 static const base::FilePath kTestFilePath =
     base::FilePath(FILE_PATH_LITERAL("foo/bar.mhtml"));
 static const int kFileSize = 1000;
 static const base::Time kTestCreationTime = base::Time::Now();
+static const base::string16 kTestTitle = base::ASCIIToUTF16("test title");
 }  // namespace
 
 // Mock OfflinePageModel for testing the SavePage calls.
 class MockOfflinePageModel : public StubOfflinePageModel {
  public:
   MockOfflinePageModel(base::TestMockTimeTaskRunner* task_runner)
       : observer_(nullptr),
         task_runner_(task_runner) {
     adapter.reset(new DownloadUIAdapter(this));
     // Add one page.
     OfflinePageItem page(GURL(kTestUrl),
                          kTestOfflineId1,
                          kTestClientId1,
                          kTestFilePath,
                          kFileSize,
                          kTestCreationTime);
+    page.title = kTestTitle;
     pages[kTestOfflineId1] = page;
   }
 
   ~MockOfflinePageModel() override {}
 
   // OfflinePageModel overrides.
   void AddObserver(Observer* observer) override {
     EXPECT_TRUE(observer != nullptr);
     observer_ = observer;
   }
@@ skipping 120 matching lines @@
 TEST_F(DownloadUIAdapterTest, InitialItemConversion) {
   EXPECT_EQ(1UL, model->pages.size());
   EXPECT_EQ(kTestGuid1, model->pages[kTestOfflineId1].client_id.id);
   PumpLoop();
   const DownloadUIItem* item = model->adapter->GetItem(kTestGuid1);
   EXPECT_EQ(kTestGuid1, item->guid);
   EXPECT_EQ(kTestUrl, item->url.spec());
   EXPECT_EQ(kTestFilePath, item->target_path);
   EXPECT_EQ(kTestCreationTime, item->start_time);
   EXPECT_EQ(kFileSize, item->total_bytes);
+  EXPECT_EQ(kTestTitle, item->title);
 }
 
 TEST_F(DownloadUIAdapterTest, ItemDeletedAdded) {
   PumpLoop();
   // Add page, notify adapter.
   OfflinePageItem page(GURL(kTestUrl),
                        kTestOfflineId2,
                        kTestClientId2,
                        base::FilePath(kTestFilePath),
                        kFileSize,
@@ skipping 60 matching lines @@
   PumpLoop();
   EXPECT_EQ(1UL, added_guids.size());
   EXPECT_EQ(kTestGuid2, added_guids[0]);
   // TODO(dimich): we currently don't report updated items since OPM doesn't
   // have support for that. Add as needed, this will have to be updated when
   // support is added.
   EXPECT_EQ(0UL, updated_guids.size());
 }
 
 }  // namespace offline_pages