Remove //components/favicon/core/browser

components/favicon/core/browser/favicon_client.h

-// Copyright 2014 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.
-
-#ifndef COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_CLIENT_H_
-#define COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_CLIENT_H_
-
-#include <vector>
-
-#include "base/macros.h"
-#include "base/task/cancelable_task_tracker.h"
-#include "components/favicon_base/favicon_callback.h"
-#include "components/keyed_service/core/keyed_service.h"
-
-class GURL;
-
-// This class abstracts operations that depend on the embedder's environment,
-// e.g. Chrome.
-class FaviconClient : public KeyedService {
- public:
-  // Returns true if the specified URL is bookmarked.
-  virtual bool IsBookmarked(const GURL& url) = 0;
-
-  // Returns true if the specified URL is a native application page URL.
-  // If this returns true the favicon for the page must be fetched using
-  // GetFaviconForNativeApplicationURL().
-  virtual bool IsNativeApplicationURL(const GURL& url) = 0;
-
-  // Requests the favicon for a native application page URL for the sizes
-  // specified by |desired_sizes_in_pixel|. Returns a TaskId to use to cancel
-  // the request using |tracker| or kBadTaskId if the request cannot be
-  // scheduled. |callback| will be called with the favicon results.
-  virtual base::CancelableTaskTracker::TaskId GetFaviconForNativeApplicationURL(
-      const GURL& url,
-      const std::vector<int>& desired_sizes_in_pixel,
-      const favicon_base::FaviconResultsCallback& callback,
-      base::CancelableTaskTracker* tracker) = 0;
-
- protected:
-  FaviconClient() {}
-  ~FaviconClient() override {}
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(FaviconClient);
-};
-
-#endif  // COMPONENTS_FAVICON_CORE_BROWSER_FAVICON_CLIENT_H_