Do proper cpu checking for NEON SkBoxBlur procs.

src/opts/SkBlurImage_opts_neon.cpp

Index: src/opts/SkBlurImage_opts_neon.cpp
diff --git a/src/opts/SkBlurImage_opts_neon.cpp b/src/opts/SkBlurImage_opts_neon.cpp
index a1d9cc18acdf95750328832405a9d8908cfc2d21..14907ea1d2a5be9c99a6cf2be4a8f04397322581 100644
--- a/src/opts/SkBlurImage_opts_neon.cpp
+++ b/src/opts/SkBlurImage_opts_neon.cpp
@@ -92,10 +92,10 @@ void SkBoxBlur_NEON(const SkPMColor* src, int srcStride, SkPMColor* dst, int ker
 
 } // namespace
 
-bool SkBoxBlurGetPlatformProcs(SkBoxBlurProc* boxBlurX,
-                               SkBoxBlurProc* boxBlurY,
-                               SkBoxBlurProc* boxBlurXY,
-                               SkBoxBlurProc* boxBlurYX) {
+bool SkBoxBlurGetPlatformProcs_NEON(SkBoxBlurProc* boxBlurX,
+                                    SkBoxBlurProc* boxBlurY,
+                                    SkBoxBlurProc* boxBlurXY,
+                                    SkBoxBlurProc* boxBlurYX) {
     *boxBlurX = SkBoxBlur_NEON<kX, kX>;
     *boxBlurY = SkBoxBlur_NEON<kY, kY>;
     *boxBlurXY = SkBoxBlur_NEON<kX, kY>;