Delete ToolUtils::set_path_pt

This can be done more simply with SkPathRef::Editor::writablePoints.

Change-Id: Icef31bf3a6cc2c8c4ef6da36167c574c73a0d944
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/287497
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
diff --git a/samplecode/SampleTessellatedWedge.cpp b/samplecode/SampleTessellatedWedge.cpp
index 92fe177..66b73ba 100644
--- a/samplecode/SampleTessellatedWedge.cpp
+++ b/samplecode/SampleTessellatedWedge.cpp
@@ -117,7 +117,7 @@
     void doClick(SkPath* path) {
         if (fPtIdx >= 0) {
             SkPoint pt = path->getPoint(fPtIdx);
-            ToolUtils::set_path_pt(fPtIdx, pt + fCurr - fPrev, path);
+            SkPathPriv::UpdatePathPoint(path, fPtIdx, pt + fCurr - fPrev);
         } else {
             path->transform(
                     SkMatrix::MakeTrans(fCurr.x() - fPrev.x(), fCurr.y() - fPrev.y()), path);