Remove stale styles.
Remove stale styles.

This breaks the chrome build, not sure why they didn't get picked up by
the presubmit.

BUG=
TBR=aerotwist@chromium.org

Review URL: https://codereview.appspot.com/11524043

git-svn-id: 3a56fcae908c7e16d23cb53443ea4795ac387cf2@765 0e6d7f2b-9903-5b78-7403-59d27f066143

bpsinc-native/src_third_party_trace-viewer,bpsinc-native/src_third_party_trace-viewer,bpsinc-native/src_third_party_trace-viewer,bpsinc-native/src_third_party_trace-viewer