Issue 501916 : Add data type counts to profile deletion flow

components/history/core/browser/visit_database.h

Index: components/history/core/browser/visit_database.h
diff --git a/components/history/core/browser/visit_database.h b/components/history/core/browser/visit_database.h
index 0aead0c67ba66faae6b504994d8e771f1d942bf6..0930ebe3c165831b3b848f5a870f29b137b1d28b 100644
--- a/components/history/core/browser/visit_database.h
+++ b/components/history/core/browser/visit_database.h
@@ -178,6 +178,11 @@ class VisitDatabase {
                                   int* count,
                                   base::Time* first_visit);
 
+  // Gets the number of URLs with user-visible visits.
+  // "User-visible" is defined as in GetVisibleVisitsInRange() above, i.e.
+  // excluding redirects and subframes.
+  int GetCountOfURLsWithVisibleVisit();
+
   // Get the time of the first item in our database.
   bool GetStartDate(base::Time* first_visit);