Bug 1305484 - Save/load state and checksum to/from disk rather than prefs. r=dimi,francois

MozReview-Commit-ID: 4gmmrI9wY4c

toolkit/components/url-classifier/HashStore.cpp

@@ -200,6 +200,12 @@ TableUpdateV4::NewRemovalIndices(const uint32_t* aIndices, size_t aNumOfIndices)
   }
 }
 
+void
+TableUpdateV4::NewChecksum(const std::string& aChecksum)
+{
+  mChecksum.Assign(aChecksum.data(), aChecksum.size());
+}
+
 HashStore::HashStore(const nsACString& aTableName, nsIFile* aRootStoreDir)
   : mTableName(aTableName)
   , mInUpdate(false)