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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/test/base/ui_test_utils.h"
      6 
      7 #if defined(OS_WIN)
      8 #include <windows.h>
      9 #endif
     10 
     11 #include "base/bind.h"
     12 #include "base/bind_helpers.h"
     13 #include "base/callback.h"
     14 #include "base/command_line.h"
     15 #include "base/files/file_path.h"
     16 #include "base/files/file_util.h"
     17 #include "base/json/json_reader.h"
     18 #include "base/memory/ref_counted.h"
     19 #include "base/memory/scoped_ptr.h"
     20 #include "base/path_service.h"
     21 #include "base/prefs/pref_service.h"
     22 #include "base/strings/stringprintf.h"
     23 #include "base/strings/utf_string_conversions.h"
     24 #include "base/test/test_timeouts.h"
     25 #include "base/time/time.h"
     26 #include "base/values.h"
     27 #include "chrome/browser/autocomplete/autocomplete_controller.h"
     28 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
     29 #include "chrome/browser/browser_process.h"
     30 #include "chrome/browser/chrome_notification_types.h"
     31 #include "chrome/browser/extensions/extension_action.h"
     32 #include "chrome/browser/history/history_service_factory.h"
     33 #include "chrome/browser/profiles/profile.h"
     34 #include "chrome/browser/ui/app_modal_dialogs/app_modal_dialog.h"
     35 #include "chrome/browser/ui/app_modal_dialogs/app_modal_dialog_queue.h"
     36 #include "chrome/browser/ui/browser.h"
     37 #include "chrome/browser/ui/browser_commands.h"
     38 #include "chrome/browser/ui/browser_finder.h"
     39 #include "chrome/browser/ui/browser_iterator.h"
     40 #include "chrome/browser/ui/browser_list.h"
     41 #include "chrome/browser/ui/browser_navigator.h"
     42 #include "chrome/browser/ui/browser_window.h"
     43 #include "chrome/browser/ui/find_bar/find_notification_details.h"
     44 #include "chrome/browser/ui/find_bar/find_tab_helper.h"
     45 #include "chrome/browser/ui/host_desktop.h"
     46 #include "chrome/browser/ui/location_bar/location_bar.h"
     47 #include "chrome/browser/ui/omnibox/omnibox_view.h"
     48 #include "chrome/browser/ui/tabs/tab_strip_model.h"
     49 #include "chrome/common/chrome_paths.h"
     50 #include "chrome/common/pref_names.h"
     51 #include "chrome/test/base/find_in_page_observer.h"
     52 #include "components/bookmarks/browser/bookmark_model.h"
     53 #include "components/search_engines/template_url_service.h"
     54 #include "content/public/browser/dom_operation_notification_details.h"
     55 #include "content/public/browser/download_item.h"
     56 #include "content/public/browser/download_manager.h"
     57 #include "content/public/browser/geolocation_provider.h"
     58 #include "content/public/browser/navigation_controller.h"
     59 #include "content/public/browser/navigation_entry.h"
     60 #include "content/public/browser/notification_service.h"
     61 #include "content/public/browser/render_process_host.h"
     62 #include "content/public/browser/render_view_host.h"
     63 #include "content/public/browser/web_contents.h"
     64 #include "content/public/browser/web_contents_observer.h"
     65 #include "content/public/common/geoposition.h"
     66 #include "content/public/test/browser_test_utils.h"
     67 #include "content/public/test/download_test_observer.h"
     68 #include "content/public/test/test_navigation_observer.h"
     69 #include "content/public/test/test_utils.h"
     70 #include "net/base/filename_util.h"
     71 #include "net/cookies/cookie_constants.h"
     72 #include "net/cookies/cookie_monster.h"
     73 #include "net/cookies/cookie_store.h"
     74 #include "net/test/python_utils.h"
     75 #include "net/url_request/url_request_context.h"
     76 #include "net/url_request/url_request_context_getter.h"
     77 #include "third_party/skia/include/core/SkBitmap.h"
     78 #include "third_party/skia/include/core/SkColor.h"
     79 #include "ui/gfx/size.h"
     80 #include "ui/snapshot/test/snapshot_desktop.h"
     81 
     82 #if defined(USE_AURA)
     83 #include "ash/shell.h"
     84 #include "ui/aura/window_event_dispatcher.h"
     85 #endif
     86 
     87 using content::DomOperationNotificationDetails;
     88 using content::NativeWebKeyboardEvent;
     89 using content::NavigationController;
     90 using content::NavigationEntry;
     91 using content::OpenURLParams;
     92 using content::RenderViewHost;
     93 using content::RenderWidgetHost;
     94 using content::Referrer;
     95 using content::WebContents;
     96 
     97 namespace ui_test_utils {
     98 
     99 namespace {
    100 
    101 #if defined(OS_WIN)
    102 const char kSnapshotBaseName[] = "ChromiumSnapshot";
    103 const char kSnapshotExtension[] = ".png";
    104 
    105 base::FilePath GetSnapshotFileName(const base::FilePath& snapshot_directory) {
    106   base::Time::Exploded the_time;
    107 
    108   base::Time::Now().LocalExplode(&the_time);
    109   std::string filename(base::StringPrintf("%s%04d%02d%02d%02d%02d%02d%s",
    110       kSnapshotBaseName, the_time.year, the_time.month, the_time.day_of_month,
    111       the_time.hour, the_time.minute, the_time.second, kSnapshotExtension));
    112 
    113   base::FilePath snapshot_file = snapshot_directory.AppendASCII(filename);
    114   if (base::PathExists(snapshot_file)) {
    115     int index = 0;
    116     std::string suffix;
    117     base::FilePath trial_file;
    118     do {
    119       suffix = base::StringPrintf(" (%d)", ++index);
    120       trial_file = snapshot_file.InsertBeforeExtensionASCII(suffix);
    121     } while (base::PathExists(trial_file));
    122     snapshot_file = trial_file;
    123   }
    124   return snapshot_file;
    125 }
    126 #endif  // defined(OS_WIN)
    127 
    128 Browser* WaitForBrowserNotInSet(std::set<Browser*> excluded_browsers) {
    129   Browser* new_browser = GetBrowserNotInSet(excluded_browsers);
    130   if (new_browser == NULL) {
    131     BrowserAddedObserver observer;
    132     new_browser = observer.WaitForSingleNewBrowser();
    133     // The new browser should never be in |excluded_browsers|.
    134     DCHECK(!ContainsKey(excluded_browsers, new_browser));
    135   }
    136   return new_browser;
    137 }
    138 
    139 }  // namespace
    140 
    141 bool GetCurrentTabTitle(const Browser* browser, base::string16* title) {
    142   WebContents* web_contents =
    143       browser->tab_strip_model()->GetActiveWebContents();
    144   if (!web_contents)
    145     return false;
    146   NavigationEntry* last_entry = web_contents->GetController().GetActiveEntry();
    147   if (!last_entry)
    148     return false;
    149   title->assign(last_entry->GetTitleForDisplay(std::string()));
    150   return true;
    151 }
    152 
    153 Browser* OpenURLOffTheRecord(Profile* profile, const GURL& url) {
    154   chrome::HostDesktopType active_desktop = chrome::GetActiveDesktop();
    155   chrome::OpenURLOffTheRecord(profile, url, active_desktop);
    156   Browser* browser = chrome::FindTabbedBrowser(
    157       profile->GetOffTheRecordProfile(), false, active_desktop);
    158   content::TestNavigationObserver observer(
    159       browser->tab_strip_model()->GetActiveWebContents());
    160   observer.Wait();
    161   return browser;
    162 }
    163 
    164 void NavigateToURL(chrome::NavigateParams* params) {
    165   chrome::Navigate(params);
    166   content::WaitForLoadStop(params->target_contents);
    167 }
    168 
    169 
    170 void NavigateToURLWithPost(Browser* browser, const GURL& url) {
    171   chrome::NavigateParams params(browser, url,
    172                                 ui::PAGE_TRANSITION_FORM_SUBMIT);
    173   params.uses_post = true;
    174   NavigateToURL(&params);
    175 }
    176 
    177 void NavigateToURL(Browser* browser, const GURL& url) {
    178   NavigateToURLWithDisposition(browser, url, CURRENT_TAB,
    179                                BROWSER_TEST_WAIT_FOR_NAVIGATION);
    180 }
    181 
    182 // Navigates the specified tab (via |disposition|) of |browser| to |url|,
    183 // blocking until the |number_of_navigations| specified complete.
    184 // |disposition| indicates what tab the download occurs in, and
    185 // |browser_test_flags| controls what to wait for before continuing.
    186 static void NavigateToURLWithDispositionBlockUntilNavigationsComplete(
    187     Browser* browser,
    188     const GURL& url,
    189     int number_of_navigations,
    190     WindowOpenDisposition disposition,
    191     int browser_test_flags) {
    192   TabStripModel* tab_strip = browser->tab_strip_model();
    193   if (disposition == CURRENT_TAB && tab_strip->GetActiveWebContents())
    194       content::WaitForLoadStop(tab_strip->GetActiveWebContents());
    195   content::TestNavigationObserver same_tab_observer(
    196       tab_strip->GetActiveWebContents(),
    197       number_of_navigations);
    198 
    199   std::set<Browser*> initial_browsers;
    200   for (chrome::BrowserIterator it; !it.done(); it.Next())
    201     initial_browsers.insert(*it);
    202 
    203   content::WindowedNotificationObserver tab_added_observer(
    204       chrome::NOTIFICATION_TAB_ADDED,
    205       content::NotificationService::AllSources());
    206 
    207   browser->OpenURL(OpenURLParams(
    208       url, Referrer(), disposition, ui::PAGE_TRANSITION_TYPED, false));
    209   if (browser_test_flags & BROWSER_TEST_WAIT_FOR_BROWSER)
    210     browser = WaitForBrowserNotInSet(initial_browsers);
    211   if (browser_test_flags & BROWSER_TEST_WAIT_FOR_TAB)
    212     tab_added_observer.Wait();
    213   if (!(browser_test_flags & BROWSER_TEST_WAIT_FOR_NAVIGATION)) {
    214     // Some other flag caused the wait prior to this.
    215     return;
    216   }
    217   WebContents* web_contents = NULL;
    218   if (disposition == NEW_BACKGROUND_TAB) {
    219     // We've opened up a new tab, but not selected it.
    220     TabStripModel* tab_strip = browser->tab_strip_model();
    221     web_contents = tab_strip->GetWebContentsAt(tab_strip->active_index() + 1);
    222     EXPECT_TRUE(web_contents != NULL)
    223         << " Unable to wait for navigation to \"" << url.spec()
    224         << "\" because the new tab is not available yet";
    225     if (!web_contents)
    226       return;
    227   } else if ((disposition == CURRENT_TAB) ||
    228       (disposition == NEW_FOREGROUND_TAB) ||
    229       (disposition == SINGLETON_TAB)) {
    230     // The currently selected tab is the right one.
    231     web_contents = browser->tab_strip_model()->GetActiveWebContents();
    232   }
    233   if (disposition == CURRENT_TAB) {
    234     same_tab_observer.Wait();
    235     return;
    236   } else if (web_contents) {
    237     content::TestNavigationObserver observer(web_contents,
    238                                              number_of_navigations);
    239     observer.Wait();
    240     return;
    241   }
    242   EXPECT_TRUE(NULL != web_contents) << " Unable to wait for navigation to \""
    243                                     << url.spec() << "\""
    244                                     << " because we can't get the tab contents";
    245 }
    246 
    247 void NavigateToURLWithDisposition(Browser* browser,
    248                                   const GURL& url,
    249                                   WindowOpenDisposition disposition,
    250                                   int browser_test_flags) {
    251   NavigateToURLWithDispositionBlockUntilNavigationsComplete(
    252       browser,
    253       url,
    254       1,
    255       disposition,
    256       browser_test_flags);
    257 }
    258 
    259 void NavigateToURLBlockUntilNavigationsComplete(Browser* browser,
    260                                                 const GURL& url,
    261                                                 int number_of_navigations) {
    262   NavigateToURLWithDispositionBlockUntilNavigationsComplete(
    263       browser,
    264       url,
    265       number_of_navigations,
    266       CURRENT_TAB,
    267       BROWSER_TEST_WAIT_FOR_NAVIGATION);
    268 }
    269 
    270 base::FilePath GetTestFilePath(const base::FilePath& dir,
    271                                const base::FilePath& file) {
    272   base::FilePath path;
    273   PathService::Get(chrome::DIR_TEST_DATA, &path);
    274   return path.Append(dir).Append(file);
    275 }
    276 
    277 GURL GetTestUrl(const base::FilePath& dir, const base::FilePath& file) {
    278   return net::FilePathToFileURL(GetTestFilePath(dir, file));
    279 }
    280 
    281 bool GetRelativeBuildDirectory(base::FilePath* build_dir) {
    282   // This function is used to find the build directory so TestServer can serve
    283   // built files (nexes, etc).  TestServer expects a path relative to the source
    284   // root.
    285   base::FilePath exe_dir =
    286       CommandLine::ForCurrentProcess()->GetProgram().DirName();
    287   base::FilePath src_dir;
    288   if (!PathService::Get(base::DIR_SOURCE_ROOT, &src_dir))
    289     return false;
    290 
    291   // We must first generate absolute paths to SRC and EXE and from there
    292   // generate a relative path.
    293   if (!exe_dir.IsAbsolute())
    294     exe_dir = base::MakeAbsoluteFilePath(exe_dir);
    295   if (!src_dir.IsAbsolute())
    296     src_dir = base::MakeAbsoluteFilePath(src_dir);
    297   if (!exe_dir.IsAbsolute())
    298     return false;
    299   if (!src_dir.IsAbsolute())
    300     return false;
    301 
    302   size_t match, exe_size, src_size;
    303   std::vector<base::FilePath::StringType> src_parts, exe_parts;
    304 
    305   // Determine point at which src and exe diverge.
    306   exe_dir.GetComponents(&exe_parts);
    307   src_dir.GetComponents(&src_parts);
    308   exe_size = exe_parts.size();
    309   src_size = src_parts.size();
    310   for (match = 0; match < exe_size && match < src_size; ++match) {
    311     if (exe_parts[match] != src_parts[match])
    312       break;
    313   }
    314 
    315   // Create a relative path.
    316   *build_dir = base::FilePath();
    317   for (size_t tmp_itr = match; tmp_itr < src_size; ++tmp_itr)
    318     *build_dir = build_dir->Append(FILE_PATH_LITERAL(".."));
    319   for (; match < exe_size; ++match)
    320     *build_dir = build_dir->Append(exe_parts[match]);
    321   return true;
    322 }
    323 
    324 AppModalDialog* WaitForAppModalDialog() {
    325   AppModalDialogQueue* dialog_queue = AppModalDialogQueue::GetInstance();
    326   if (dialog_queue->HasActiveDialog())
    327     return dialog_queue->active_dialog();
    328 
    329   content::WindowedNotificationObserver observer(
    330       chrome::NOTIFICATION_APP_MODAL_DIALOG_SHOWN,
    331       content::NotificationService::AllSources());
    332   observer.Wait();
    333   return content::Source<AppModalDialog>(observer.source()).ptr();
    334 }
    335 
    336 int FindInPage(WebContents* tab,
    337                const base::string16& search_string,
    338                bool forward,
    339                bool match_case,
    340                int* ordinal,
    341                gfx::Rect* selection_rect) {
    342   FindTabHelper* find_tab_helper = FindTabHelper::FromWebContents(tab);
    343   find_tab_helper->StartFinding(search_string, forward, match_case);
    344   FindInPageNotificationObserver observer(tab);
    345   observer.Wait();
    346   if (ordinal)
    347     *ordinal = observer.active_match_ordinal();
    348   if (selection_rect)
    349     *selection_rect = observer.selection_rect();
    350   return observer.number_of_matches();
    351 }
    352 
    353 void WaitForTemplateURLServiceToLoad(TemplateURLService* service) {
    354   if (service->loaded())
    355     return;
    356   scoped_refptr<content::MessageLoopRunner> message_loop_runner =
    357       new content::MessageLoopRunner;
    358   scoped_ptr<TemplateURLService::Subscription> subscription =
    359       service->RegisterOnLoadedCallback(
    360           message_loop_runner->QuitClosure());
    361   service->Load();
    362   message_loop_runner->Run();
    363 
    364   ASSERT_TRUE(service->loaded());
    365 }
    366 
    367 void WaitForHistoryToLoad(HistoryService* history_service) {
    368   content::WindowedNotificationObserver history_loaded_observer(
    369       chrome::NOTIFICATION_HISTORY_LOADED,
    370       content::NotificationService::AllSources());
    371   if (!history_service->BackendLoaded())
    372     history_loaded_observer.Wait();
    373 }
    374 
    375 void DownloadURL(Browser* browser, const GURL& download_url) {
    376   base::ScopedTempDir downloads_directory;
    377   ASSERT_TRUE(downloads_directory.CreateUniqueTempDir());
    378   browser->profile()->GetPrefs()->SetFilePath(
    379       prefs::kDownloadDefaultDirectory, downloads_directory.path());
    380 
    381   content::DownloadManager* download_manager =
    382       content::BrowserContext::GetDownloadManager(browser->profile());
    383   scoped_ptr<content::DownloadTestObserver> observer(
    384       new content::DownloadTestObserverTerminal(
    385           download_manager, 1,
    386           content::DownloadTestObserver::ON_DANGEROUS_DOWNLOAD_ACCEPT));
    387 
    388   ui_test_utils::NavigateToURL(browser, download_url);
    389   observer->WaitForFinished();
    390 }
    391 
    392 void SendToOmniboxAndSubmit(LocationBar* location_bar,
    393                             const std::string& input) {
    394   OmniboxView* omnibox = location_bar->GetOmniboxView();
    395   omnibox->model()->OnSetFocus(false);
    396   omnibox->SetUserText(base::ASCIIToUTF16(input));
    397   location_bar->AcceptInput();
    398   while (!omnibox->model()->autocomplete_controller()->done()) {
    399     content::WindowedNotificationObserver observer(
    400         chrome::NOTIFICATION_AUTOCOMPLETE_CONTROLLER_RESULT_READY,
    401         content::NotificationService::AllSources());
    402     observer.Wait();
    403   }
    404 }
    405 
    406 Browser* GetBrowserNotInSet(std::set<Browser*> excluded_browsers) {
    407   for (chrome::BrowserIterator it; !it.done(); it.Next()) {
    408     if (excluded_browsers.find(*it) == excluded_browsers.end())
    409       return *it;
    410   }
    411   return NULL;
    412 }
    413 
    414 namespace {
    415 
    416 void GetCookiesCallback(base::WaitableEvent* event,
    417                         std::string* cookies,
    418                         const std::string& cookie_line) {
    419   *cookies = cookie_line;
    420   event->Signal();
    421 }
    422 
    423 void GetCookiesOnIOThread(
    424     const GURL& url,
    425     const scoped_refptr<net::URLRequestContextGetter>& context_getter,
    426     base::WaitableEvent* event,
    427     std::string* cookies) {
    428   context_getter->GetURLRequestContext()->cookie_store()->
    429       GetCookiesWithOptionsAsync(
    430           url, net::CookieOptions(),
    431           base::Bind(&GetCookiesCallback, event, cookies));
    432 }
    433 
    434 }  // namespace
    435 
    436 void GetCookies(const GURL& url,
    437                 WebContents* contents,
    438                 int* value_size,
    439                 std::string* value) {
    440   *value_size = -1;
    441   if (url.is_valid() && contents) {
    442     scoped_refptr<net::URLRequestContextGetter> context_getter =
    443         contents->GetBrowserContext()->GetRequestContextForRenderProcess(
    444             contents->GetRenderProcessHost()->GetID());
    445     base::WaitableEvent event(true /* manual reset */,
    446                               false /* not initially signaled */);
    447     CHECK(content::BrowserThread::PostTask(
    448         content::BrowserThread::IO, FROM_HERE,
    449         base::Bind(&GetCookiesOnIOThread, url, context_getter, &event, value)));
    450     event.Wait();
    451 
    452     *value_size = static_cast<int>(value->size());
    453   }
    454 }
    455 
    456 WindowedTabAddedNotificationObserver::WindowedTabAddedNotificationObserver(
    457     const content::NotificationSource& source)
    458     : WindowedNotificationObserver(chrome::NOTIFICATION_TAB_ADDED, source),
    459       added_tab_(NULL) {
    460 }
    461 
    462 void WindowedTabAddedNotificationObserver::Observe(
    463     int type,
    464     const content::NotificationSource& source,
    465     const content::NotificationDetails& details) {
    466   added_tab_ = content::Details<WebContents>(details).ptr();
    467   content::WindowedNotificationObserver::Observe(type, source, details);
    468 }
    469 
    470 UrlLoadObserver::UrlLoadObserver(const GURL& url,
    471                                  const content::NotificationSource& source)
    472     : WindowedNotificationObserver(content::NOTIFICATION_LOAD_STOP, source),
    473       url_(url) {
    474 }
    475 
    476 UrlLoadObserver::~UrlLoadObserver() {}
    477 
    478 void UrlLoadObserver::Observe(
    479     int type,
    480     const content::NotificationSource& source,
    481     const content::NotificationDetails& details) {
    482   NavigationController* controller =
    483       content::Source<NavigationController>(source).ptr();
    484   if (controller->GetWebContents()->GetURL() != url_)
    485     return;
    486 
    487   WindowedNotificationObserver::Observe(type, source, details);
    488 }
    489 
    490 BrowserAddedObserver::BrowserAddedObserver()
    491     : notification_observer_(
    492           chrome::NOTIFICATION_BROWSER_OPENED,
    493           content::NotificationService::AllSources()) {
    494   for (chrome::BrowserIterator it; !it.done(); it.Next())
    495     original_browsers_.insert(*it);
    496 }
    497 
    498 BrowserAddedObserver::~BrowserAddedObserver() {
    499 }
    500 
    501 Browser* BrowserAddedObserver::WaitForSingleNewBrowser() {
    502   notification_observer_.Wait();
    503   // Ensure that only a single new browser has appeared.
    504   EXPECT_EQ(original_browsers_.size() + 1, chrome::GetTotalBrowserCount());
    505   return GetBrowserNotInSet(original_browsers_);
    506 }
    507 
    508 #if defined(OS_WIN)
    509 
    510 bool SaveScreenSnapshotToDirectory(const base::FilePath& directory,
    511                                    base::FilePath* screenshot_path) {
    512   bool succeeded = false;
    513   base::FilePath out_path(GetSnapshotFileName(directory));
    514 
    515   MONITORINFO monitor_info = {};
    516   monitor_info.cbSize = sizeof(monitor_info);
    517   HMONITOR main_monitor = MonitorFromWindow(NULL, MONITOR_DEFAULTTOPRIMARY);
    518   if (GetMonitorInfo(main_monitor, &monitor_info)) {
    519     RECT& rect = monitor_info.rcMonitor;
    520 
    521     std::vector<unsigned char> png_data;
    522     gfx::Rect bounds(
    523         gfx::Size(rect.right - rect.left, rect.bottom - rect.top));
    524     if (ui::GrabDesktopSnapshot(bounds, &png_data) &&
    525         png_data.size() <= INT_MAX) {
    526       int bytes = static_cast<int>(png_data.size());
    527       int written = base::WriteFile(
    528           out_path, reinterpret_cast<char*>(&png_data[0]), bytes);
    529       succeeded = (written == bytes);
    530     }
    531   }
    532 
    533   if (succeeded && screenshot_path != NULL)
    534     *screenshot_path = out_path;
    535 
    536   return succeeded;
    537 }
    538 
    539 bool SaveScreenSnapshotToDesktop(base::FilePath* screenshot_path) {
    540   base::FilePath desktop;
    541 
    542   return PathService::Get(base::DIR_USER_DESKTOP, &desktop) &&
    543       SaveScreenSnapshotToDirectory(desktop, screenshot_path);
    544 }
    545 
    546 #endif  // defined(OS_WIN)
    547 
    548 void OverrideGeolocation(double latitude, double longitude) {
    549   content::Geoposition position;
    550   position.latitude = latitude;
    551   position.longitude = longitude;
    552   position.altitude = 0.;
    553   position.accuracy = 0.;
    554   position.timestamp = base::Time::Now();
    555   content::GeolocationProvider::GetInstance()->OverrideLocationForTesting(
    556       position);
    557 }
    558 
    559 HistoryEnumerator::HistoryEnumerator(Profile* profile) {
    560   scoped_refptr<content::MessageLoopRunner> message_loop_runner =
    561       new content::MessageLoopRunner;
    562 
    563   HistoryService* hs = HistoryServiceFactory::GetForProfile(
    564       profile, Profile::EXPLICIT_ACCESS);
    565   hs->QueryHistory(base::string16(),
    566                    history::QueryOptions(),
    567                    base::Bind(&HistoryEnumerator::HistoryQueryComplete,
    568                               base::Unretained(this),
    569                               message_loop_runner->QuitClosure()),
    570                    &tracker_);
    571   message_loop_runner->Run();
    572 }
    573 
    574 HistoryEnumerator::~HistoryEnumerator() {}
    575 
    576 void HistoryEnumerator::HistoryQueryComplete(
    577     const base::Closure& quit_task,
    578     history::QueryResults* results) {
    579   for (size_t i = 0; i < results->size(); ++i)
    580     urls_.push_back((*results)[i].url());
    581   quit_task.Run();
    582 }
    583 
    584 }  // namespace ui_test_utils
    585