For "Dangerous" file type, no user gesture will bypass the download warning.

BUG=170569
Review URL: https://codereview.chromium.org/12039015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@178072 0039d316-1c4b-4281-b951-d872f2087c98
bool ChromeDownloadManagerDelegate::ShouldCompleteDownload(
    DownloadItem* item,
    const base::Closure& user_complete_callback) {
  return IsDownloadReadyForCompletion(item, base::Bind(
      &ChromeDownloadManagerDelegate::ShouldCompleteDownloadInternal,
      this, item->GetId(), user_complete_callback));
}

bool ChromeDownloadManagerDelegate::ShouldCompleteDownload(
    DownloadItem* item,
    const base::Closure& user_complete_callback) {
  return IsDownloadReadyForCompletion(item, base::Bind(
      &ChromeDownloadManagerDelegate::ShouldCompleteDownloadInternal,
      this, item->GetId(), user_complete_callback));
}
