disable_freezing_flags_after_init_in_node.patch 1.5 KB

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  1. From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
  2. From: Jeremy Rose <[email protected]>
  3. Date: Mon, 20 Jun 2022 14:53:37 -0700
  4. Subject: disable freezing flags after init in node
  5. This was introduced in
  6. https://chromium-review.googlesource.com/c/chromium/src/+/3687671.
  7. When running node in the renderer, flags are updated after initialization, so
  8. freezing the flags in Blink causes node initialization to fail.
  9. If possible, it would be ideal to do this without a patch.
  10. https://bugs.chromium.org/p/v8/issues/detail?id=12887 suggests that there may
  11. at some point be an API to "unfreeze" the flags, or we may be able to refactor
  12. node initialization to not update flags after V8 initialization.
  13. diff --git a/content/renderer/render_process_impl.cc b/content/renderer/render_process_impl.cc
  14. index 37da3a49d00b6111784a93d7e991fb5d396debee..58fc7317227b31bb7aaebc5221a2154ff4178dd2 100644
  15. --- a/content/renderer/render_process_impl.cc
  16. +++ b/content/renderer/render_process_impl.cc
  17. @@ -211,6 +211,9 @@ RenderProcessImpl::RenderProcessImpl()
  18. v8::V8::SetFlagsFromString(kSABPerContextFlag, sizeof(kSABPerContextFlag));
  19. }
  20. + // Freezing flags after init conflicts with node in the renderer.
  21. + v8::V8::SetFlagsFromString("--no-freeze-flags-after-init");
  22. +
  23. #if (BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)) && defined(ARCH_CPU_X86_64)
  24. if (base::FeatureList::IsEnabled(features::kWebAssemblyTrapHandler)) {
  25. base::CommandLine* const command_line =