Bug 271389 – [WebGPU] Some api,operation,command_buffer,image_copy fail as last row bytes are not copied correctly

• Status: RESOLVED
• Resolution: FIXED
• Component: WebGPU

[Mike Wyrzykowski]

https://gpuweb.github.io/cts/standalone/?q=webgpu:api,operation,command_buffer,image_copy:rowsPerImage_and_bytesPerRow:initMethod=%22WriteTexture%22;checkMethod=%22FullCopyT2B%22;format=%22rg8unorm%22;dimension=%222d%22 passes on a stock Safari build, but fails in ToT WebKit

[Radar WebKit Bug Importer]

<rdar://problem/125172306>

[Mike Wyrzykowski]

Pull request: https://github.com/WebKit/WebKit/pull/26258

[EWS]

Committed 276562@main (91b71cc2ddf6): <https://commits.webkit.org/276562@main>

Reviewed commits have been landed. Closing PR #26258 and removing active labels.