Moved BrowsingDataCounter and part of BrowsingDataCounterUtils to components.

chrome/browser/browsing_data/hosted_apps_counter.h

Index: chrome/browser/browsing_data/hosted_apps_counter.h
diff --git a/chrome/browser/browsing_data/hosted_apps_counter.h b/chrome/browser/browsing_data/hosted_apps_counter.h
index 5e9bd4f56b3eed3c23cd868da5107c7cc80d471b..c18c93687bac2614d86d35be6fb800b0b590bdee 100644
--- a/chrome/browser/browsing_data/hosted_apps_counter.h
+++ b/chrome/browser/browsing_data/hosted_apps_counter.h
@@ -8,7 +8,8 @@
 #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.
@@ -29,17 +30,14 @@ class HostedAppsCounter: public BrowsingDataCounter {
     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);
 };