disable old sRGB stages

Bug: skia:10257
Change-Id: I4e74ede711d42a55dbadc64d47a9d6e71e568002
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/290880
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
diff --git a/src/core/SkColorSpaceXformSteps.cpp b/src/core/SkColorSpaceXformSteps.cpp
index 8e8a2e1..d4eed8d 100644
--- a/src/core/SkColorSpaceXformSteps.cpp
+++ b/src/core/SkColorSpaceXformSteps.cpp
@@ -132,6 +132,9 @@
 }
 
 void SkColorSpaceXformSteps::apply(SkRasterPipeline* p, bool src_is_normalized) const {
+#ifndef SK_LEGACY_SRGB_STAGES
+    src_is_normalized = false;
+#endif
     if (flags.unpremul) { p->append(SkRasterPipeline::unpremul); }
     if (flags.linearize) {
         if (src_is_normalized && srcTF_is_sRGB) {