OpenCL implementation of Flood SVG filters.
https://bugs.webkit.org/show_bug.cgi?id=109580

Patch by Tamas Czene <tczene@inf.u-szeged.hu> on 2013-02-13
Reviewed by Zoltan Herczeg.

* Target.pri:
* platform/graphics/filters/FEFlood.h:
(FEFlood):
* platform/graphics/gpu/opencl/FilterContextOpenCL.cpp:
(WebCore):
(WebCore::PROGRAM_STR):
(WebCore::FilterContextOpenCL::compileFill):
(WebCore::FilterContextOpenCL::fill):
* platform/graphics/gpu/opencl/FilterContextOpenCL.h:
(WebCore::FilterContextOpenCL::FilterContextOpenCL):
(FilterContextOpenCL):
* platform/graphics/gpu/opencl/OpenCLFEFlood.cpp: Added.
(WebCore):
(WebCore::FEFlood::platformApplyOpenCL):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@142735 268f45cc-cd09-0410-ab3c-d52691b4dbfc