Chromium compiling error. Please help.

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Sven Dysthe

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May 20, 2025, 1:20:48 AMMay 20
to Chromium-dev
Hi,

Chromium was working fine this afternoon. I decided to update my month old checkout and Visual Studio 2022 to the latest version. 

However, when compiling Chromium I keep having an error at the same place:
GetFullPathNameA(gen/third_party/blink/renderer/bindings/modules/v8/v8_union_gpucanvascontext_imagebitmaprenderingcontext_offscreencanvasrenderingcontext2d_webgl2renderingcontext_webgl2renderingcontextwebgpu_webglrenderingcontext_webglrenderingcontextwebgpu.h): The filename or extension is too long.

After some time debugging and successfully enabling long paths and restarting, Chromium still won't compile. 

I decided to start from zero, delete Chromium and rebuild. However, I am still unable to compile with the same error. I have attached the full error to this conversation.

Windows 11 x64

Thank you for your help,

Sven
long_path_error.txt

Sven Dysthe

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May 20, 2025, 1:34:28 AMMay 20
to Chromium-dev, Sven Dysthe
I reverted e530c15 and I am able to compile without an error so far. I think I may of fixed my issue here.

Command:
C:\chromium\src>git revert e530c15
hint: Waiting for your editor to close the file... unix2dos: converting file C:/chromium/src/.git/COMMIT_EDITMSG to DOS format...
dos2unix: converting file C:/chromium/src/.git/COMMIT_EDITMSG to Unix format...
[detached HEAD fbe502cf3d80b] Revert "[webgl] Add stub WebGL[2]RenderingContextWebGPU"
 19 files changed, 9 insertions(+), 3950 deletions(-)
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl2_rendering_context_webgpu.cc
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl2_rendering_context_webgpu.h
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl2_rendering_context_webgpu.idl
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl_rendering_context_webgpu.cc
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl_rendering_context_webgpu.h
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl_rendering_context_webgpu.idl
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl_rendering_context_webgpu_base.cc
 delete mode 100644 third_party/blink/renderer/modules/webgl/webgl_rendering_context_webgpu_base.h


Bad commit and bug (for me): 
    1: https://chromium-review.googlesource.com/c/chromium/src/+/6494836
    2: https://issues.chromium.org/issues/414506479

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