code: function _onDirtyFlagChange(event, doc) {
          if (doc && Inspector.connected() &&
                  _server && agents.network && agents.network.wasURLRequested(_server.pathToUrl(doc.file.fullPath))) {
              // Set status to out of sync if dirty. Otherwise, set it to active status.
              _setStatus(_docIsOutOfSync(doc) ? STATUS_OUT_OF_SYNC : STATUS_ACTIVE);
          }
      }
docs: Triggered by a change in dirty flag from the DocumentManager