inline-script-cache: add cachehint attribute on script behind flag [chromium/src : main]

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Takashi Nakayama (Gerrit)

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Apr 20, 2026, 12:03:58 PM (2 days ago) Apr 20
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Hiroshige Hayashizaki (Gerrit)

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Apr 21, 2026, 12:19:22 AM (yesterday) Apr 21
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Kouhei Ueno (Gerrit)

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Apr 21, 2026, 3:48:48 AM (yesterday) Apr 21
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Chromium LUCI CQ (Gerrit)

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Apr 21, 2026, 4:52:53 AM (yesterday) Apr 21
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Change information

Commit message:
inline-script-cache: add cachehint attribute on script behind flag

This CL introduces a new `cachehint` attribute on `<script>` element to
support inline script cache. The attribute is exposed behind the new
`InlineScriptCacheHint` flag and have no effect at this CL.

See the explainer for design and crrev.com/c/7772448 for prototype.

Explaienr: https://github.com/explainers-by-googlers/inline-script-cache-hint
Bug: 488755561
Change-Id: If0abfc9e043ef52904771d182f1bf457f381e95e
Commit-Queue: Takashi Nakayama <tn...@chromium.org>
Reviewed-by: Kouhei Ueno <kou...@chromium.org>
Reviewed-by: Hiroshige Hayashizaki <hiro...@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1618044}
Files:
  • M android_webview/test/data/web_tests/webexposed/global-interface-listing-expected.txt
  • M third_party/blink/public/mojom/use_counter/metrics/web_feature.mojom
  • M third_party/blink/renderer/core/html/html_attribute_names.json5
  • M third_party/blink/renderer/core/html/html_script_element.idl
  • M third_party/blink/renderer/core/html/keywords.json5
  • M third_party/blink/renderer/platform/runtime_enabled_features.json5
  • M third_party/blink/web_tests/webexposed/element-instance-property-listing-expected.txt
  • M third_party/blink/web_tests/webexposed/global-interface-listing-expected.txt
  • M tools/metrics/histograms/metadata/blink/enums.xml
Change size: S
Delta: 9 files changed, 18 insertions(+), 0 deletions(-)
Branch: refs/heads/main
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Gerrit-Change-Id: If0abfc9e043ef52904771d182f1bf457f381e95e
Gerrit-Change-Number: 7775188
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Gerrit-Owner: Takashi Nakayama <tn...@chromium.org>
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Gerrit-Reviewer: Hiroshige Hayashizaki <hiro...@chromium.org>
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