Fixed sampling non-SkSL FPs with coordinates

This fixes an issue where fragment processors which were not written
in pure SkSL did not interact properly with coordinate overrides.

Change-Id: I960173986fd8d6be7322f55ab0d81a533b6b89e5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/252916
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/effects/generated/GrMagnifierEffect.cpp b/src/gpu/effects/generated/GrMagnifierEffect.cpp
index 4f7a2ea..722423a 100644
--- a/src/gpu/effects/generated/GrMagnifierEffect.cpp
+++ b/src/gpu/effects/generated/GrMagnifierEffect.cpp
@@ -57,8 +57,7 @@
                 "- delta;\n    float dist = length(delta);\n    dist = max(2.0 - dist, 0.0);\n    "
                 "weight = min(dist * dist, 1.0);\n} else {\n    float2 delta_squared = delta * "
                 "delta;\n    weight = min(min(delta_squared.x, delta_square",
-                _outer.computeLocalCoordsInVertexShader() ? sk_TransformedCoords2D_0.c_str()
-                                                          : "_coords",
+                sk_TransformedCoords2D_0.c_str(),
                 args.fUniformHandler->getUniformCStr(offsetVar),
                 args.fUniformHandler->getUniformCStr(xInvZoomVar),
                 args.fUniformHandler->getUniformCStr(yInvZoomVar),