Blue boxes appear at ends of selection for live text for images with vertical writing mode

[rr-codes]

aa1b9db

Blue boxes appear at ends of selection for live text for images with vertical writing mode
https://bugs.webkit.org/show_bug.cgi?id=253335
rdar://106106328

Reviewed by Wenson Hsieh.

`SelectionRenderingBehavior::UseIndividualQuads` doesn't currently work well for images
with a vertical writing mode, so this PR works around it by only using that behavior for
horizontal writing modes.

* Source/WebCore/rendering/RenderObject.cpp:
(WebCore::adjustLineHeightOfSelectionGeometries):
(WebCore::RenderObject::collectSelectionGeometriesInternal):
(WebCore::RenderObject::collectSelectionGeometries):

Canonical link: https://commits.webkit.org/261209@main

c40baa2

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	🛠 wpe	✅ 🛠 wincairo
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	❌ 🧪 wpe-wk2
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🛠 gtk
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 gtk-wk2
	✅ 🛠 tv	✅ 🧪 mac-wk2	🧪 api-gtk
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[webkit-early-warning-system]

EWS run on current version of this PR (hash c40baa2)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	🛠 wpe	✅ 🛠 wincairo
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	❌ 🧪 wpe-wk2
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🛠 gtk
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 gtk-wk2
	✅ 🛠 tv	✅ 🧪 mac-wk2	🧪 api-gtk
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[webkit-commit-queue]

Committed 261209@main (aa1b9db): https://commits.webkit.org/261209@main

Reviewed commits have been landed. Closing PR #11018 and removing active labels.