Revert of GrFP can express distance vector field req., program builder declares variable for it

src/gpu/GrPipelineBuilder.cpp

Index: src/gpu/GrPipelineBuilder.cpp
diff --git a/src/gpu/GrPipelineBuilder.cpp b/src/gpu/GrPipelineBuilder.cpp
index 864d6f1bc6135fa77689441658da1c09b1ec0b45..60cbc62cf2048b51ec6cac59a48122d9a8443864 100644
--- a/src/gpu/GrPipelineBuilder.cpp
+++ b/src/gpu/GrPipelineBuilder.cpp
@@ -41,8 +41,6 @@
                    paint.getDisableOutputConversionToSRGB());
     this->setState(GrPipelineBuilder::kAllowSRGBInputs_Flag,
                    paint.getAllowSRGBInputs());
-    this->setState(GrPipelineBuilder::kUsesDistanceVectorField_Flag,
-                   paint.usesDistanceVectorField());
 }
 
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