Created attachment 399075 [details]
Patch

Fixes tests:
fast/canvas/webgl/webgl-texture-binding-preserved.html
webgl/1.0.3/conformance/canvas/texture-bindings-unaffected-on-resize.html
webgl/1.0.3/conformance/extensions/oes-element-index-uint.html
webgl/1.0.3/conformance/misc/delayed-drawing.html
webgl/1.0.3/conformance/misc/uninitialized-test.html
webgl/1.0.3/conformance/state/state-uneffected-after-compositing.html
webgl/1.0.3/conformance/textures/default-texture.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-canvas-rgb565.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-canvas-rgba4444.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-canvas-rgba5551.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-canvas.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-webgl-canvas-rgb565.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-webgl-canvas-rgba4444.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-webgl-canvas-rgba5551.html
webgl/1.0.3/conformance/textures/tex-image-and-sub-image-2d-with-webgl-canvas.html

Created attachment 399085 [details]
EWS test

Committed r261541: <https://trac.webkit.org/changeset/261541>

<rdar://problem/63117651>

Great work James finding and fixing this!

Reopening to attach new patch.

Created attachment 406924 [details]
Patch

Comment on attachment 406924 [details]
Patch

Hi Kimmo!

This patch looks fine since it's small and didn't mark the old one as obsolete. In the future though please file new bugs and block them on the old ones. WebKit's bug process is best set up for one patch per bug.

Setting r+.

Committed r266009: <https://trac.webkit.org/changeset/266009>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 406924 [details].