Lay groundwork for SkOpts.

gyp/opts.gypi

Index: gyp/opts.gypi
diff --git a/gyp/opts.gypi b/gyp/opts.gypi
index 6d7a796ad902e9b519e20802640818627964ab52..44e57d524ce159d94229cebf00b269891bce40b6 100644
--- a/gyp/opts.gypi
+++ b/gyp/opts.gypi
@@ -34,6 +34,7 @@
             '<(skia_src_path)/opts/SkTextureCompression_opts_neon.cpp',
             '<(skia_src_path)/opts/SkUtils_opts_arm_neon.cpp',
             '<(skia_src_path)/opts/SkXfermode_opts_arm_neon.cpp',
+            '<(skia_src_path)/opts/SkOpts_neon.cpp',
         ],
         'arm64_sources': [
             '<(skia_src_path)/opts/SkBitmapProcState_arm_neon.cpp',
@@ -51,6 +52,7 @@
             '<(skia_src_path)/opts/SkUtils_opts_none.cpp',
             '<(skia_src_path)/opts/SkXfermode_opts_arm.cpp',
             '<(skia_src_path)/opts/SkXfermode_opts_arm_neon.cpp',
+            '<(skia_src_path)/opts/SkOpts_neon.cpp',
         ],
 
         'mips_dsp_sources': [
@@ -74,12 +76,15 @@
             '<(skia_src_path)/opts/SkUtils_opts_SSE2.cpp',
             '<(skia_src_path)/opts/SkXfermode_opts_none.cpp',
             '<(skia_src_path)/opts/opts_check_x86.cpp',
+            '<(skia_src_path)/opts/SkOpts_sse2.cpp',
         ],
         'ssse3_sources': [
             '<(skia_src_path)/opts/SkBitmapProcState_opts_SSSE3.cpp',
+            '<(skia_src_path)/opts/SkOpts_ssse3.cpp',
         ],
         'sse41_sources': [
             '<(skia_src_path)/opts/SkBlurImage_opts_SSE4.cpp',
             '<(skia_src_path)/opts/SkBlitRow_opts_SSE4.cpp',
+            '<(skia_src_path)/opts/SkOpts_sse41.cpp',
         ],
 }