Checkbox gradient 13x13 background image is beyond the clip when painted off-screen. See JDK-8146042 screenshot.

[V] D3DRQ_flushBuffer: opcode=51
[I] D3DContext::SetRectClip
[V] x1=0 y1=0 x2=50 y2=5
[V] D3DRQ_flushBuffer: opcode=31
[I] D3DBlitLoops_IsoBlit
[V] texture=1 hint=1
[V] sx1=0 sy1=0 sx2=13 sy2=13
[V] dx1=4.000000 dy1=-4.000000 dx2=17.000000 dy2=9.000000
[I] D3DBlitTextureToSurface
[I] D3DContext::SetTexture
[V] new texture=0x2301ae20 on sampler 0