Drawing a full circle with Painter.Arc() has straight edges when preceded by a MoveTo()

Steps to reproduce:

1. Using Painter2D(), do a MoveTo(center) and Arc(center, 100, 0, 0360),
2. Do a Fill()

Actual results: The circle has straight segments

Expected results: The circle doesn't have straight segments

Reproducible with versions: 

Not reproducible with versions: 

Can’t test with versions: 

Tested on (OS): 

Notes:

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