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fix: check for validity of guest webcontents (#21019)

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Robo 2019-11-07 07:39:48 -08:00 committed by GitHub
parent 7625202891
commit c716ecb916
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1 changed files with 7 additions and 3 deletions
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10
shell/browser/web_view_manager.cc
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@ -62,10 +62,14 @@ content::WebContents* WebViewManager::GetGuestByInstanceID(
bool WebViewManager::ForEachGuest(content::WebContents* embedder_web_contents,
const GuestCallback& callback) {
for (auto& item : web_contents_embedder_map_)
if (item.second.embedder == embedder_web_contents &&
callback.Run(item.second.web_contents))
for (auto& item : web_contents_embedder_map_) {
if (item.second.embedder != embedder_web_contents)
continue;
auto* guest_web_contents = item.second.web_contents;
if (guest_web_contents && callback.Run(guest_web_contents))
return true;
}
return false;
}