[flex] Clamp available sizes to zero.

Scrollbars may be present on a box. When subtracting BorderScrollbarPadding we almost always need to clamp to zero, as the border-box size - bsp may be negative. Bug: 1274476 Change-Id: I55322f5c5bc5a5bbe9fefc1eb1403677044b9443 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3307128 Reviewed-by: Alison Maher <[email protected]> Commit-Queue: Ian Kilpatrick <[email protected]> Cr-Commit-Position: refs/heads/main@{#946104}
web-platform-tests · Nov 29, 2021 · 9811acc · 9811acc
1 parent 5fc81f8
commit 9811acc
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/css/css-flexbox/negative-available-size-crash.html b/css/css-flexbox/negative-available-size-crash.html
@@ -0,0 +1,4 @@
+<!DOCTYPE html>
+<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1274476">
+<div style="display: flex;">
+  <div style="display: flex; height: 0; overflow-x: scroll;">a