* switch download manager to using FilePath
* add empty() function to FilePath
* implement file_util::GetFileExtensionFromPath

Review URL: http://codereview.chromium.org/17032

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@7564 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 970399b3aaa0a7d76dd1743654d8e1f7aed41cec
3 files changed
tree: 28055648b998d101ba7c6794bcaa57dfca0e8c7b
  1. base/
  2. build/
  3. testing/