Remove accidentally-added directories.

In updating third_party/.gclient to use git instead of SVN,
a gclient sync caused these setaside directories to be accidentally
added to the arc_open repository, causing git submodule to fail.

This change removes the offending setaside directories.

BUG=612614
TEST=git submodule status works
2 files changed
tree: ccc05c91cb07be6b05f7487e6358720ec092a519
  1. canned/
  2. docs/
  3. mods/
  4. src/
  5. third_party/
  6. .gitignore
  7. .gitmodules
  8. configure