Fix up the clip mask manager's creation of paths (w.r.t. volatility)

src/gpu/GrClipMaskManager.cpp

Index: src/gpu/GrClipMaskManager.cpp
diff --git a/src/gpu/GrClipMaskManager.cpp b/src/gpu/GrClipMaskManager.cpp
index b87788b286bc0d22f32cd79c78430d53919e3524..4caa8092062baf5ffdbaaf9f06cba8f96f458022 100644
--- a/src/gpu/GrClipMaskManager.cpp
+++ b/src/gpu/GrClipMaskManager.cpp
@@ -448,7 +448,6 @@ bool GrClipMaskManager::drawElement(GrPipelineBuilder* pipelineBuilder,
         default: {
             SkPath path;
             element->asPath(&path);
-            path.setIsVolatile(true);
             if (path.isInverseFillType()) {
                 path.toggleInverseFillType();
             }