tree 35749e7d6de25422167bf654a7e0949955b0d51c
parent ff0247372689bff92ff713a627e50b8a584c1649
author simon.fraser@apple.com <simon.fraser@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1585635589 +0000
committer simon.fraser@apple.com <simon.fraser@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1585635589 +0000

Scroll latching state is not a stack
https://bugs.webkit.org/show_bug.cgi?id=209790

Reviewed by Zalan Bujtas.

No-one ever called Page::popLatchingState(), so the fact that latchingState on Page
was a stack was never important. Just make it a single state.

* page/Page.cpp:
(WebCore::Page::latchingState):
(WebCore::Page::setLatchingState):
(WebCore::Page::resetLatchingState):
(WebCore::Page::removeLatchingStateForTarget):
(WebCore::Page::pushNewLatchingState): Deleted.
(WebCore::Page::popLatchingState): Deleted.
* page/Page.h:
(WebCore::Page::latchingStateStack const): Deleted.
* page/mac/EventHandlerMac.mm:
(WebCore::EventHandler::platformPrepareForWheelEvents):
* page/scrolling/ScrollLatchingState.h:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@259282 268f45cc-cd09-0410-ab3c-d52691b4dbfc