Throw HttpNotFoundException

app/src/main/java/com/todoroo/astrid/gtasks/api/GtasksInvoker.java

@@ -176,6 +176,8 @@ public class GtasksInvoker {
         googleAccountManager.invalidateToken(credential.getAccessToken());
         credential.setAccessToken(null);
         return execute(request, true);
+      } else if (e.getStatusCode() == 404) {
+        throw new HttpNotFoundException(e);
       } else {
         throw e;
       }

app/src/main/java/org/tasks/gtasks/GoogleTaskSynchronizer.java

@@ -369,7 +369,6 @@ public class GoogleTaskSynchronizer {
         }
         gtasksInvoker.updateGtask(listId, remoteModel);
       } catch (HttpNotFoundException e) {
-        Timber.e(e);
         googleTaskDao.delete(gtasksMetadata);
         return;
       }