#include "base/task/cancelable_task_tracker.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
-#include "chrome/browser/common/cancelable_request.h"
#include "chrome/browser/history/history_service.h"
#include "chrome/browser/history/history_types.h"
-#include "chrome/browser/history/page_usage_data.h"
#include "chrome/browser/history/top_sites.h"
#include "chrome/browser/history/top_sites_backend.h"
+#include "components/history/core/browser/page_usage_data.h"
#include "components/history/core/common/thumbnail_score.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/gfx/image/image.h"
virtual bool IsBlacklisted(const GURL& url) OVERRIDE;
virtual void ClearBlacklistedURLs() OVERRIDE;
virtual void Shutdown() OVERRIDE;
- virtual CancelableRequestProvider::Handle StartQueryForMostVisited() OVERRIDE;
+ virtual base::CancelableTaskTracker::TaskId StartQueryForMostVisited()
+ OVERRIDE;
virtual bool IsKnownURL(const GURL& url) OVERRIDE;
virtual const std::string& GetCanonicalURLString(
const GURL& url) const OVERRIDE;
const scoped_refptr<MostVisitedThumbnails>& thumbnails);
// Called when history service returns a list of top URLs.
- void OnTopSitesAvailableFromHistory(CancelableRequestProvider::Handle handle,
- MostVisitedURLList data);
+ void OnTopSitesAvailableFromHistory(const MostVisitedURLList* data);
scoped_refptr<TopSitesBackend> backend_;
// Lock used to access |thread_safe_cache_|.
mutable base::Lock lock_;
- // Need a separate consumer for each CancelableRequestProvider we interact
- // with (HistoryService and TopSitesBackend).
- CancelableRequestConsumer history_consumer_;
+ // Task tracker for history and backend requests.
base::CancelableTaskTracker cancelable_task_tracker_;
// Timer that asks history for the top sites. This is used to make sure our