exynos4: fimg2d acceleration

http://git.insignal.co.kr/insignal/origen_quad-jb_mr1.1/android/platform/external/skia/commit/?h=origen_quad-jb_mr1.1&id=7a2cdab99f7a27e2566afbf8c0a2d3ea64c8a375

Change-Id: If605106881540f2170249e6446770ec95b4667b3
Merge branch 'cm-10.1' of git://github.com/CyanogenMod/android_external_skia into linaro