Remove chromite_wrapper.
Remove chromite_wrapper.

This doesn't actually do anything, nor has it for a long while.
depot_tools carries the version that's used, as such punt this.

BUG=chromium-os:26916
TEST=n/a

Change-Id: I609f3d61230a0ef1de4ad711070b142b045320c5
Reviewed-on: https://gerrit.chromium.org/gerrit/17118
Reviewed-by: David James <f231dc574bbeb62604660cbc162d1b8642a0a3af@chromium.org>
Commit-Ready: Brian Harring <fdc2d0a2e2340b623587cee5ea8dff425d1eb1f3@chromium.org>
Tested-by: Brian Harring <fdc2d0a2e2340b623587cee5ea8dff425d1eb1f3@chromium.org>

zhang0137/chromite,zhang0137/chromite,chadversary/chromiumos.chromite,zhang0137/chromite,bpsinc-native/src_third_party_chromite,chadversary/chromiumos.chromite,bpsinc-native/src_third_party_chromite,coreos/chromite,bpsinc-native/src_third_party_chromite,coreos/chromite,coreos/chromite