Add optimized S16_opaque_D32_nofilter_DX blitter.
Add optimized S16_opaque_D32_nofilter_DX blitter.

Adds an NEON optimized version of Skia sample blitter
S16_opaque_D32_nofilter_DX when running unscaled.
Used when scrolling UI lists.

Change-Id: I7a212f2e50aba3244aab237937395af02abe81a9
Signed-off-by: Henrik Smiding <6d299cc47d6d35c32bbc7a3351feef497705fdf7@stericsson.com>
Signed-off-by: Patrik Ryd <c90cc58c87de5ea9faa5a3d671c91d45edbf3836@stericsson.com>
Signed-off-by: Chet Kener <4bada73e411a9c678a318a79d04d7df4a5fc4429@gmail.com>

OptiPop/external_skia,mydongistiny/android_external_skia,TeslaProject/external_skia,wildermason/external_skia,TeslaProject/external_skia,mydongistiny/android_external_skia,wildermason/external_skia,wildermason/external_skia,wildermason/external_skia,OptiPop/external_skia,mydongistiny/android_external_skia,TeslaProject/external_skia,TeslaProject/external_skia,wildermason/external_skia,OptiPop/external_skia,OptiPop/external_skia,TeslaProject/external_skia,TeslaProject/external_skia,wildermason/external_skia,TeslaProject/external_skia,OptiPop/external_skia,OptiPop/external_skia,mydongistiny/android_external_skia,wildermason/external_skia,TeslaProject/external_skia,mydongistiny/android_external_skia,mydongistiny/android_external_skia,mydongistiny/android_external_skia,mydongistiny/android_external_skia,wildermason/external_skia,OptiPop/external_skia,OptiPop/external_skia