[Webkit-unassigned] [Bug 261331] REGRESSION (iPadOS 17 Developer Beta 8): "WebGL: context lost." error when backgrounding Safari

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=261331

--- Comment #5 from Huabin LING <lphuabin at gmail.com> ---
Created attachment 467845

  --> https://bugs.webkit.org/attachment.cgi?id=467845&action=review

error breakpoint

The error breakpoint inside WeChat WKWebView is in the screenshot, it indicates `b` from `gl.createShader` is null which is actually due to Context Lost.
We double checked with `ctx.isContextLost()`, it returns true.

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