SkSL sample() now permits specification of coordinates

Bug: skia:
Change-Id: I16073008ac852f1864bd1d2bd38087a5b661d05a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/232581
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
diff --git a/src/gpu/GrFragmentProcessor.cpp b/src/gpu/GrFragmentProcessor.cpp
index 41975b3..2e6b1a1 100644
--- a/src/gpu/GrFragmentProcessor.cpp
+++ b/src/gpu/GrFragmentProcessor.cpp
@@ -69,7 +69,8 @@
     return this->onTextureSampler(i);
 }
 
-void GrFragmentProcessor::addCoordTransform(const GrCoordTransform* transform) {
+void GrFragmentProcessor::addCoordTransform(GrCoordTransform* transform) {
+    transform->setComputeInVertexShader(this->computeLocalCoordsInVertexShader());
     fCoordTransforms.push_back(transform);
     fFlags |= kUsesLocalCoords_Flag;
     SkDEBUGCODE(transform->setInProcessor();)