Moved BrowsingDataCounter and part of BrowsingDataCounterUtils to components.

chrome/browser/browsing_data/hosted_apps_counter.h

 // 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.
 
 #ifndef CHROME_BROWSER_BROWSING_DATA_HOSTED_APPS_COUNTER_H_
 #define CHROME_BROWSER_BROWSING_DATA_HOSTED_APPS_COUNTER_H_
 
 #include <vector>
 
 #include "base/macros.h"
-#include "chrome/browser/browsing_data/browsing_data_counter.h"
+#include "chrome/browser/profiles/profile.h"
+#include "components/browsing_data/counters/browsing_data_counter.h"
 
 // A BrowsingDataCounter that returns the number of hosted apps and names
 // of up to two of them as examples.
 class HostedAppsCounter: public BrowsingDataCounter {
  public:
   class HostedAppsResult : public FinishedResult {
    public:
     HostedAppsResult(const HostedAppsCounter* source,
                      ResultInt num_apps,
                      const std::vector<std::string>& examples);
     ~HostedAppsResult() override;
 
     const std::vector<std::string>& examples() const { return examples_; }
 
    private:
     const std::vector<std::string> examples_;
 
     DISALLOW_COPY_AND_ASSIGN(HostedAppsResult);
   };
 
-  HostedAppsCounter();
+  explicit HostedAppsCounter(Profile* profile);
   ~HostedAppsCounter() override;
 
-  // BrowsingDataCounter:
-  const std::string& GetPrefName() const override;
-
  private:
   // BrowsingDataCounter:
   void Count() override;
 
-  const std::string pref_name_;
+  Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(HostedAppsCounter);
 };
 
 #endif  // CHROME_BROWSER_BROWSING_DATA_HOSTED_APPS_COUNTER_H_