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WebContent: Tolerate invalid page_ids in ConnectionFromClient

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When a tab or nested traversable navigable is closed, there might be
messages still in the pipe from the UI process that we need to
gracefully drop, rather than crash trying to access an invalid pointer.
This commit is contained in:
Andrew Kaster 2024-02-12 17:39:20 -07:00 • committed by Andreas Kling
parent 3d6c515bae
commit 9077fe15ac
4 changed files with 417 additions and 75 deletions
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Userland/Services/WebContent/PageHost.h
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@ -26,7 +26,7 @@ public:
Function<void(WebDriverConnection&)> on_webdriver_connection;
PageClient& page(u64 index) { return *m_pages.find(index)->value; }
Optional<PageClient&> page(u64 index);
PageClient& create_page();
void remove_page(Badge<PageClient>, u64 index);