CanvasRenderingContext2D.drawImage() should ignore the image's EXIF orientation if its style image-orientation is set to "none".

Normal

Flipped horizontally

Rotated 180°

Flipped vertically

Rotated 90° CCW and flipped vertically

Rotated 90° CCW

Rotated 90° CW and flipped vertically

Rotated 90° CW

Undefined (invalid value)