Reland: Start checking URLs using PVer4. Verdict not returned to client yet.

chrome/browser/safe_browsing/safe_browsing_service.h

Index: chrome/browser/safe_browsing/safe_browsing_service.h
diff --git a/chrome/browser/safe_browsing/safe_browsing_service.h b/chrome/browser/safe_browsing/safe_browsing_service.h
index 0ac36a33e66beb153fb6abe90e4f456b96247c9b..40876268ca38f30fe30bafb14036623286f1fc20 100644
--- a/chrome/browser/safe_browsing/safe_browsing_service.h
+++ b/chrome/browser/safe_browsing/safe_browsing_service.h
@@ -131,6 +131,9 @@ class SafeBrowsingService : public base::RefCountedThreadSafe<
 
   SafeBrowsingPingManager* ping_manager() const;
 
+  const scoped_refptr<V4LocalDatabaseManager>& v4_local_database_manager()
+      const;
+
   // Returns a preference validation delegate that adds incidents to the
   // incident reporting service for validation failures. Returns NULL if the
   // service is not applicable for the given profile.