<html><head> <title>Crash [@ _moz_cairo_win32_scaled_font_select_font] with negative font-size in canvas</title> <script> var ctx = document.createElement('canvas').getContext('2d'); ctx.translate(100, 100); ctx.mozTextStyle = "-14pt sans serif"; ctx.mozDrawText('text'); </script> </head> <body> <canvas id="canvas"></canvas> </body> </html>