Remove color space xform support from SkSL

Bug: skia:
Change-Id: Ia50c1f750e4626211f012ae7543db126b10134c3
Reviewed-on: https://skia-review.googlesource.com/61906
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
diff --git a/src/sksl/SkSLHCodeGenerator.cpp b/src/sksl/SkSLHCodeGenerator.cpp
index a4a5c9a..21f4f28 100644
--- a/src/sksl/SkSLHCodeGenerator.cpp
+++ b/src/sksl/SkSLHCodeGenerator.cpp
@@ -36,8 +36,6 @@
         return "SkMatrix44";
     } else if (type.kind() == Type::kSampler_Kind) {
         return "sk_sp<GrTextureProxy>";
-    } else if (type == *context.fColorSpaceXform_Type) {
-        return "sk_sp<GrColorSpaceXform>";
     } else if (type == *context.fFragmentProcessor_Type) {
         return "std::unique_ptr<GrFragmentProcessor>";
     }
@@ -256,8 +254,7 @@
                  "#if SK_SUPPORT_GPU\n");
     this->writeSection(HEADER_SECTION);
     this->writef("#include \"GrFragmentProcessor.h\"\n"
-                 "#include \"GrCoordTransform.h\"\n"
-                 "#include \"GrColorSpaceXform.h\"\n");
+                 "#include \"GrCoordTransform.h\"\n");
     this->writef("class %s : public GrFragmentProcessor {\n"
                  "public:\n",
                  fFullName.c_str());