Ignore some more generated files in buildbot.
Ignore some more generated files in buildbot.

R=borenet@google.com

Review URL: https://codereview.chromium.org/16085004

git-svn-id: 32fc27f4dcfb6c0385cd9719852b95fe6680452d@9629 2bbb7eff-a529-9590-31e7-b0007b416f81

Tiger66639/skia-buildbot,google/skia-buildbot,google/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,Tiger66639/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot