[blink][xr] Add a XRLayerUpdate struct to combine LayerId and image ref [chromium/src : main]

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Mingjing Zhang (Gerrit)

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Mar 6, 2026, 4:55:16 AM (10 days ago) Mar 6
to Vasiliy Telezhnikov, AI Code Reviewer, Chromium LUCI CQ, chromium...@chromium.org, blink-...@chromium.org, feature-v...@chromium.org

Mingjing Zhang added 1 comment

File third_party/blink/renderer/modules/xr/xr_frame_provider.h
Line 38, Patchset 4:struct XRLayerHolder {
Vasiliy Telezhnikov . resolved

nit: XRLayerUpdate, as essentially we're tracking update to each layer.

Mingjing Zhang

Done

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Brandon Jones (Gerrit)

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Mar 9, 2026, 1:18:11 PM (6 days ago) Mar 9
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Attention needed from Mingjing Zhang

Brandon Jones voted and added 1 comment

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Code-Review+1

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Patchset-level comments
File-level comment, Patchset 7 (Latest):
Brandon Jones . resolved

LGTM

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Mingjing Zhang (Gerrit)

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Mar 10, 2026, 12:44:38 AM (6 days ago) Mar 10
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Mingjing Zhang voted Commit-Queue+2

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Chromium LUCI CQ (Gerrit)

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Mar 10, 2026, 1:32:58 AM (6 days ago) Mar 10
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Chromium LUCI CQ submitted the change

Change information

Commit message:
[blink][xr] Add a XRLayerUpdate struct to combine LayerId and image ref

This CL adds a new XRLayerUpdate struct that holds a LayerId and a
unique_ptr to SharedImageHolder in order to track the update for each
layer. This change is a prerequisite for supporting automatic SyncToken
management in XR code.
Bug: 40286368
Change-Id: I815f6d790a88b9d009d99f04b4abd48e651adab7
Reviewed-by: Brandon Jones <baj...@chromium.org>
Reviewed-by: Vasiliy Telezhnikov <vas...@chromium.org>
Commit-Queue: Mingjing Zhang <mjz...@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1596841}
Files:
  • M third_party/blink/renderer/modules/xr/xr_frame_provider.cc
  • M third_party/blink/renderer/modules/xr/xr_frame_provider.h
Change size: S
Delta: 2 files changed, 21 insertions(+), 10 deletions(-)
Branch: refs/heads/main
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Gerrit-Change-Number: 7511453
Gerrit-PatchSet: 8
Gerrit-Owner: Mingjing Zhang <mjz...@chromium.org>
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