io/pointer,op/clip: remove clip.Circle, pointer.Rect, pointer.Ellipse

They've been deprecated for a while, and gio-x is updated to not use
them.

Signed-off-by: Elias Naur <mail@eliasnaur.com>

io/pointer/pointer.go

@@ -14,7 +14,6 @@ import (
 	"gioui.org/io/event"
 	"gioui.org/io/key"
 	"gioui.org/op"
-	"gioui.org/op/clip"
 )
 
 // Event is a pointer event.
@@ -162,20 +161,6 @@ const (
 	ButtonTertiary
 )
 
-// Rect constructs a rectangular hit area.
-//
-// Deprecated: use clip.Rect instead.
-func Rect(size image.Rectangle) clip.Op {
-	return clip.Rect(size).Op()
-}
-
-// Ellipse constructs an ellipsoid hit area.
-//
-// Deprecated: use clip.Ellipse instead.
-func Ellipse(size image.Rectangle) clip.Ellipse {
-	return clip.Ellipse(frect(size))
-}
-
 // frect converts a rectangle to a f32.Rectangle.
 func frect(r image.Rectangle) f32.Rectangle {
 	return f32.Rectangle{

op/clip/shapes.go

@@ -115,33 +115,6 @@ func (rr RRect) Path(ops *op.Ops) PathSpec {
 	return p.End()
 }
 
-// Circle represents the clip area of a circle.
-type Circle struct {
-	Center f32.Point
-	Radius float32
-}
-
-// Op returns the op for the filled circle.
-func (c Circle) Op(ops *op.Ops) Op {
-	return Outline{Path: c.Path(ops)}.Op()
-}
-
-// Push the circle clip on the clip stack.
-func (c Circle) Push(ops *op.Ops) Stack {
-	return c.Op(ops).Push(ops)
-}
-
-// Path returns the PathSpec for the circle.
-//
-// Deprecated: use Ellipse instead.
-func (c Circle) Path(ops *op.Ops) PathSpec {
-	b := f32.Rectangle{
-		Min: f32.Pt(c.Center.X-c.Radius, c.Center.Y-c.Radius),
-		Max: f32.Pt(c.Center.X+c.Radius, c.Center.Y+c.Radius),
-	}
-	return Ellipse(b).Path(ops)
-}
-
 // Ellipse represents the largest axis-aligned ellipse that
 // is contained in its bounds.
 type Ellipse f32.Rectangle