tree ad2e0f3642f3feeecdb0b8eb37a2b1b6af398635
parent 281ecc27ee93f34485d49af8de39a73656a87c9c
author qiankun.miao <qiankun.miao@intel.com> 1420684667 -0800
committer Commit bot <commit-bot@chromium.org> 1420684667 -0800

Cache blur mask for rects which can not break into nine-patch

With this CL performance improves:
blurrectsnonninepatch   42.4us -> 20.5us        0.48x

BUG=431021,skia:3118

Review URL: https://codereview.chromium.org/729463002