Optimize CMYK->RGBA (BGRA) transform for jpeg decodes

src/core/SkOpts.cpp

Index: src/core/SkOpts.cpp
diff --git a/src/core/SkOpts.cpp b/src/core/SkOpts.cpp
index 8065b77d85b6ce344a15a3ed41666c59b2347942..8d2a2d7b00ef7939bdb9b63e847536de28994565 100644
--- a/src/core/SkOpts.cpp
+++ b/src/core/SkOpts.cpp
@@ -87,6 +87,8 @@ namespace SkOpts {
     decltype(gray_to_RGB1)  gray_to_RGB1  = sk_default::gray_to_RGB1;
     decltype(grayA_to_RGBA) grayA_to_RGBA = sk_default::grayA_to_RGBA;
     decltype(grayA_to_rgbA) grayA_to_rgbA = sk_default::grayA_to_rgbA;
+    decltype(CMYK_to_RGB1)  CMYK_to_RGB1  = sk_default::CMYK_to_RGB1;
+    decltype(CMYK_to_BGR1)  CMYK_to_BGR1  = sk_default::CMYK_to_BGR1;
 
     // Each Init_foo() is defined in src/opts/SkOpts_foo.cpp.
     void Init_ssse3();