PVS-Studio warning V530 for Chromium

void ShortcutsProvider::DeleteMatchesWithURLs(
  const std::set<GURL>& urls)
{
  std::remove_if(matches_.begin(),
                 matches_.end(),
                 RemoveMatchPredicate(urls));
  listener_->OnProviderUpdate(true);
}

This suspicious code was found in Chromium project by PVS-Studio static code analyzer.
Warning message is:
V530 The return value of function 'remove_if' is required to be utilized. shortcuts_provider.cc 136

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/