Editor: Polish work on fast characters: extract three methods and an attribute into the FastCharData class.
http://bugs.activestate.com/show_bug.cgi?id=99812
r=toddw?

(integrated from komodo (trunk) change 81067 by ericp)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13284 b87d16e7-d29f-4ee1-b5ec-817d645d335f