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docs(chromium): tighten paint-polyfill always-on godoc per CONTRIBUTING style

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This commit is contained in:
Julien Neuhart
2026-04-24 14:33:02 +02:00
parent 200334197f
commit cc97cb7e59
1 changed files with 5 additions and 6 deletions
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11
pkg/modules/chromium/paint_polyfill.go
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@@ -124,12 +124,11 @@ const paintCallbacksPolyfill = `
// injectPaintCallbacksPolyfillActionFunc installs the // injectPaintCallbacksPolyfillActionFunc installs the
// [paintCallbacksPolyfill] via [page.AddScriptToEvaluateOnNewDocument] // [paintCallbacksPolyfill] via [page.AddScriptToEvaluateOnNewDocument]
// so that it runs before any user script on the navigated page. The // before any user script runs. Runs on every conversion: Chromium's
// shim is installed unconditionally: the native rAF, ResizeObserver, // headless-print pipeline does not fire the native rAF,
// and IntersectionObserver APIs do not fire during Chromium's // ResizeObserver, and IntersectionObserver, so the timer-backed
// headless-print render, so replacing them with timer-backed // replacements fire the user's callbacks when the page relies on them
// implementations either restores the behavior the page expects or has // and have no effect otherwise.
// no effect when the page never calls them.
func injectPaintCallbacksPolyfillActionFunc(logger *slog.Logger) chromedp.ActionFunc { func injectPaintCallbacksPolyfillActionFunc(logger *slog.Logger) chromedp.ActionFunc {
return func(ctx context.Context) error { return func(ctx context.Context) error {
logger.DebugContext(ctx, "inject paint-callbacks polyfill") logger.DebugContext(ctx, "inject paint-callbacks polyfill")