Roll SwiftShader from 22186f076bf3 to 349abccec8f7 (6 revisions)

2021-02-24 Conditionally enable the XCB WSI extension
2021-02-24 Conditionally enable the Xlib WSI extension
2021-02-24 New mechanism to easily disable extensions
2021-02-24 Remove legacy optimization passes.
2021-02-24 Kokoro: fix Windows builds to correctly use %BUILD_TYPE%
2021-02-24 VulkanWrapper: fix failure to load headless surface extension

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Cq-Include-Trybots: skia/skia.primary:Test-Debian10-Clang-GCE-GPU-SwiftShader-x86_64-Debug-All-SwiftShader
Bug: None
Change-Id: I0a6ab12326e854d27f0c9b55e8c38154fb4fafcb
Reviewed-by: skia-autoroll <>
Commit-Queue: skia-autoroll <>
1 file changed