@Override
      public boolean process(VirtualFile file) {
        ++filesInProjectToBeIndexed;
        if (file.isValid() && !file.isDirectory()) sizeOfFilesToBeIndexed += file.getLength();
        return filesInProjectToBeIndexed < ourMinFilesToStartDumbMode &&
               sizeOfFilesToBeIndexed < ourMinFilesSizeToStartDumbMode &&
               System.currentTimeMillis() < start + 100;
      }
@Override
      public boolean process(VirtualFile file)