Disable Neon optimization of bad S32A/D565 blend.

src/opts/SkBlitRow_opts_arm_neon.cpp

Index: src/opts/SkBlitRow_opts_arm_neon.cpp
diff --git a/src/opts/SkBlitRow_opts_arm_neon.cpp b/src/opts/SkBlitRow_opts_arm_neon.cpp
index 45b1a190d3fddcf66a41e98768ca729d8c2802ff..b372d16e2fa030458fb4450db3c0a1f80f83cdd0 100644
--- a/src/opts/SkBlitRow_opts_arm_neon.cpp
+++ b/src/opts/SkBlitRow_opts_arm_neon.cpp
@@ -1649,16 +1649,13 @@ void Color32_arm_neon(SkPMColor* dst, const SkPMColor* src, int count,
 const SkBlitRow::Proc sk_blitrow_platform_565_procs_arm_neon[] = {
     // no dither
     S32_D565_Opaque_neon,
-#if 0
     S32_D565_Blend_neon,
-#else
-    NULL,  // https://code.google.com/p/skia/issues/detail?id=2797
-#endif
     S32A_D565_Opaque_neon,
-#ifdef SK_CPU_ARM64
-    NULL,   // https://code.google.com/p/skia/issues/detail?id=2845
-#else
+#if 0
     S32A_D565_Blend_neon,
+#else
+    NULL,   // https://code.google.com/p/skia/issues/detail?id=2845
+            // https://code.google.com/p/skia/issues/detail?id=2797
 #endif
 
     // dither