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Avoid infinite background tile scale #21209

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merged 1 commit into from Jan 16, 2020

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@chromium-wpt-export-bot chromium-wpt-export-bot commented Jan 15, 2020

The issue happened when an SVG background image was painted with a very
small background size rounded to zero, causing infinite tile scale and
DCHECK failure in ClipRectOp.

Bug: 1039762
Change-Id: Ia94ce2fd350b28696ef8068bd0e756bfc6d87a72
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2002839
Commit-Queue: Xianzhu Wang <wangxianzhu@chromium.org>
Reviewed-by: Fredrik Söderquist <fs@opera.com>
Reviewed-by: Stephen Chenney <schenney@chromium.org>
Reviewed-by: Kevin Marshall <kmarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#732572}

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The review process for this patch is being conducted in the Chromium project.

@chromium-wpt-export-bot chromium-wpt-export-bot force-pushed the chromium-export-cl-2002839 branch 2 times, most recently from ab54b56 to e8758b3 Compare January 16, 2020 01:46
@chromium-wpt-export-bot chromium-wpt-export-bot changed the title Don't paint empty background image Avoid infinite background tile scale Jan 16, 2020
@chromium-wpt-export-bot chromium-wpt-export-bot force-pushed the chromium-export-cl-2002839 branch 3 times, most recently from 9b30da5 to a6ca595 Compare January 16, 2020 19:34
The issue happened when an SVG background image was painted with a very
small background size rounded to zero, causing infinite tile scale and
DCHECK failure in ClipRectOp.

Bug: 1039762
Change-Id: Ia94ce2fd350b28696ef8068bd0e756bfc6d87a72
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2002839
Commit-Queue: Xianzhu Wang <wangxianzhu@chromium.org>
Reviewed-by: Fredrik Söderquist <fs@opera.com>
Reviewed-by: Stephen Chenney <schenney@chromium.org>
Reviewed-by: Kevin Marshall <kmarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#732572}
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3 participants