← WebKit — 2026-W39

0f020dd66e35bea20763cb607e3b3570c0b8e98a  [Site Isolation] Taps on Sign in with Google buttons don't draw highlights

not a security fix confidence 0.12 signal score 6.17 Source/WebCore/page
Classified as not security-relevant.
Triage note: Adds FloatPoint/FloatQuad contentsToMainFrameView overloads and uses them in dispatchSyntheticMouseMove for subframe quads under site isolation; coordinate-conversion correctness/plumbing, not security.
This commit was flagged by the signal scorer and reviewed by AI (not a human). It is listed only so the triage is auditable; there is no root-cause analysis because this is not a vulnerability fix.
Structural signals: smartptr_member_added (+4.87), surgical (+1.3)

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