Bug 1319286 - Cache nsIUrlClassifierDBService.getTables result until next update. r=francois.

MozReview-Commit-ID: ItjTQNzCVED

toolkit/components/url-classifier/Classifier.h

@@ -159,6 +159,14 @@ private:
   uint32_t mHashKey;
   // Stores the last time a given table was updated (seconds).
   nsDataHashtable<nsCStringHashKey, int64_t> mTableFreshness;
+
+  // In-memory cache for the result of TableRequest. See
+  // nsIUrlClassifierDBService.getTables for the format.
+  nsCString mTableRequestResult;
+
+  // Whether mTableRequestResult is outdated and needs to
+  // be reloaded from disk.
+  bool mIsTableRequestResultOutdated;
 };
 
 } // namespace safebrowsing