cc: disable denorm handling before calling into Skia's filter code.

Set the "denorms-are-zero" and "flush-to-zero" CSR flags prior to
calling into Skia's filter code.

BUG=615851
CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_blink_rel

Review-Url: https://codereview.chromium.org/2179003003
Cr-Commit-Position: refs/heads/master@{#407823}
4 files changed