skia: Build legacy bits with -fno-strict-aliasing
skia: Build legacy bits with -fno-strict-aliasing

Build legacy bits with -fno-strict-aliasing to work around
aliasing violations in SkCamera3D::patchToMatrix

Change-Id: I4a91fe470895ba57ace22dde367f8e7d60b7943c
Signed-off-by: Bernhard Rosenkraenzer <0363de98439ff22157633d0b0c13ae8bbe3d448c@linaro.org>

PurityROM/platform_external_skia,PurityROM/platform_external_skia,PurityROM/platform_external_skia,PurityROM/platform_external_skia