Removes some dynamic SKPs from bench alerts.

BUG=skia:2163
R=scroggo@google.com
TBR=scroggo@google.com
NOTRY=true

Author: bensong@google.com

Review URL: https://codereview.chromium.org/176463002

git-svn-id: http://skia.googlecode.com/svn/trunk@13552 2bbb7eff-a529-9590-31e7-b0007b416f81
6 files changed