Guard gencode dumpInfo() calls with GR_TEST_UTILS, instead of SK_DEBUG.

Change-Id: I8d2688b804e18a3a1a440fc1d2fa1631816f3f1b
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/309667
Reviewed-by: John Stiles <johnstiles@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
diff --git a/src/gpu/gradients/generated/GrLinearGradientLayout.cpp b/src/gpu/gradients/generated/GrLinearGradientLayout.cpp
index d6820b8..63d4f7b 100644
--- a/src/gpu/gradients/generated/GrLinearGradientLayout.cpp
+++ b/src/gpu/gradients/generated/GrLinearGradientLayout.cpp
@@ -53,7 +53,7 @@
 std::unique_ptr<GrFragmentProcessor> GrLinearGradientLayout::clone() const {
     return std::make_unique<GrLinearGradientLayout>(*this);
 }
-#ifdef SK_DEBUG
+#if GR_TEST_UTILS
 SkString GrLinearGradientLayout::dumpInfo() const { return SkStringPrintf("LinearGradientLayout"); }
 #endif
 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrLinearGradientLayout);