Don't dirty MIP chain when damage bounds is empty
authorbsalomon <bsalomon@google.com>
Sat, 23 Jan 2016 18:41:40 +0000 (10:41 -0800)
committerCommit bot <commit-bot@chromium.org>
Sat, 23 Jan 2016 18:41:41 +0000 (10:41 -0800)
commita9909121ebdd35fb8d8694103a443f230ffa3a3a
tree8eab627265208ea5fd7441869c8499bc8df0cce5
parentfac684502b6047ffc7dc2e59bd7e5a7cbfa5bf78
Don't dirty MIP chain when damage bounds is empty
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1618383002

Review URL: https://codereview.chromium.org/1618383002
src/gpu/gl/GrGLGpu.cpp