Remove scoped_array<T> reference in media/base/bind_to_loop.h.pump.

The autogenerated .h was fixed in r192779 but the .pump file was left untouched.

Review URL: https://codereview.chromium.org/26261005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@227417 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 227417