Revert "[heap] Record GrowingMode in GC Cycle UKM" [chromium/src : main]

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luci-bisection@appspot.gserviceaccount.com (Gerrit)

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LUCI Bisection could not automatically submit this revert because LUCI Bisection has not yet support auto-commit of revert CL for test failure.

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    Fergal Daly (Gerrit)

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    Yes, I also found this as the culprit for MSAN breakage.

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    Fergal Daly (Gerrit)

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    Chromium LUCI CQ (Gerrit)

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    Jun 21, 2026, 11:25:51 PM (6 days ago) Jun 21
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    Chromium LUCI CQ submitted the change

    Change information

    Commit message:
    Revert "[heap] Record GrowingMode in GC Cycle UKM"

    This reverts commit 115fe532a838027a6c1dc679441547ae39c3c2a8.

    Reason for revert:
    LUCI Bisection has identified this change as the cause of a test failure. See the analysis: https://ci.chromium.org/ui/p/chromium/bisection/test-analysis/b/5644029657088000

    Sample build with failed test: https://ci.chromium.org/b/8678535567764500897
    Affected test(s):
    [://\:blink_web_tests!webtest::accessibility#adopt-node-causes-crash.html](https://ci.chromium.org/ui/test/chromium/:%2F%2F%5C:blink_web_tests%21webtest::accessibility%23adopt-node-causes-crash.html?q=VHash%3Ac1eb693277f13041)
    [://\:blink_web_tests!webtest::accessibility#table-cell-for-column-and-row-crash.html](https://ci.chromium.org/ui/test/chromium/:%2F%2F%5C:blink_web_tests%21webtest::accessibility%23table-cell-for-column-and-row-crash.html?q=VHash%3Ac1eb693277f13041)
    [://\:blink_web_tests!webtest::animations#animation-finish-promise-gc.html](https://ci.chromium.org/ui/test/chromium/:%2F%2F%5C:blink_web_tests%21webtest::animations%23animation-finish-promise-gc.html?q=VHash%3Ac1eb693277f13041)
    [://\:blink_web_tests!webtest::animations/custom-properties#element-animate-crash.html](https://ci.chromium.org/ui/test/chromium/:%2F%2F%5C:blink_web_tests%21webtest::animations%2Fcustom-properties%23element-animate-crash.html?q=VHash%3Ac1eb693277f13041)
    [://\:blink_web_tests!webtest::clipboard/async-clipboard#clipboard-garbage-collection-race-condition.html](https://ci.chromium.org/ui/test/chromium/:%2F%2F%5C:blink_web_tests%21webtest::clipboard%2Fasync-clipboard%23clipboard-garbage-collection-race-condition.html?q=VHash%3Ac1eb693277f13041)
    and 112 more ...

    If this is a false positive, please report it at http://b.corp.google.com/createIssue?component=1199205&description=Analysis%3A+https%3A%2F%2Fci.chromium.org%2Fui%2Fp%2Fchromium%2Fbisection%2Ftest-analysis%2Fb%2F5644029657088000&format=PLAIN&priority=P3&title=Wrongly+blamed+https%3A%2F%2Fchromium-review.googlesource.com%2Fc%2Fchromium%2Fsrc%2F%2B%2F7962922&type=BUG

    Original change's description:
    > [heap] Record GrowingMode in GC Cycle UKM
    >
    > Growing mode informs on heap limit heuristics.
    > Following https://chromium-review.git.corp.google.com/c/v8/v8/+/7957808
    >
    > Bug: 477484620
    > Change-Id: Ie5da39bf7ca048939660a616ee9d07fbecd521c0
    > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7962922
    > Reviewed-by: Robert Kaplow <rka...@chromium.org>
    > Reviewed-by: Michael Lippautz <mlip...@chromium.org>
    > Commit-Queue: Etienne Pierre-Doray <etie...@chromium.org>
    > Cr-Commit-Position: refs/heads/main@{#1649766}
    >
    Bug: 477484620
    No-Presubmit: true
    No-Tree-Checks: true
    No-Try: true
    Change-Id: I25a96d13f2c9b5768c59a21b42297f625283ebd6
    Reviewed-by: Fergal Daly <fer...@chromium.org>
    Owners-Override: Fergal Daly <fer...@google.com>
    Commit-Queue: Fergal Daly <fer...@chromium.org>
    Cr-Commit-Position: refs/heads/main@{#1650121}
    Files:
    • M third_party/blink/renderer/bindings/core/v8/v8_metrics.cc
    • M tools/metrics/histograms/metadata/v8/enums.xml
    • M tools/metrics/ukm/ukm.xml
    Change size: S
    Delta: 3 files changed, 0 insertions(+), 14 deletions(-)
    Branch: refs/heads/main
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    Gerrit-Change-Id: I25a96d13f2c9b5768c59a21b42297f625283ebd6
    Gerrit-Change-Number: 7970078
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