Issue 501916 : Add data type counts to profile deletion flow

components/history/core/browser/history_backend.cc

Index: components/history/core/browser/history_backend.cc
diff --git a/components/history/core/browser/history_backend.cc b/components/history/core/browser/history_backend.cc
index d6dcb62c17e9c73e8342a5fb92200c03a1c32f0f..e12c90cccccc147261a9d35021ec88c9ce8882f8 100644
--- a/components/history/core/browser/history_backend.cc
+++ b/components/history/core/browser/history_backend.cc
@@ -1054,6 +1054,15 @@ TypedUrlSyncableService* HistoryBackend::GetTypedUrlSyncableService() const {
   return typed_url_syncable_service_.get();
 }
 
+// Statistics ------------------------------------------------------------------
+
+int HistoryBackend::CountURLs() {
+  if (!db_)

[lwchkg, 2015/08/11 15:54:51]

Also suggest to rename to GetHistoryCount.

Mike: note the "return 0" here. We have discussed about this before.

[Mike Lerman, 2015/08/13 14:56:33]

GetHistoryCount or GetCountHistoryEntries sound good.

+    return 0;
+  else
+    return db_->GetCountOfURLsWithVisibleVisit();
+}
+
 // Keyword visits --------------------------------------------------------------
 
 void HistoryBackend::SetKeywordSearchTermsForURL(const GURL& url,