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Fix raw_ptr leak of main frame RFH during WebContents close (see #3660)

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This commit is contained in:
Marshall Greenblatt
2024-10-22 14:48:06 -04:00
parent 02fec23bc8
commit 00e9b561f8
3 changed files with 39 additions and 25 deletions
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21
libcef/browser/browser_info.cc
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@@ -277,11 +277,14 @@ void CefBrowserInfo::RemoveFrame(content::RenderFrameHost* host) {
{
auto it2 = frame_info_set_.find(frame_info);
// Explicitly Detach everything but the current main frame.
// Explicitly Detach everything.
const auto& other_frame_info = *it2;
if (other_frame_info->frame_ && !other_frame_info->IsCurrentMainFrame()) {
if (other_frame_info->frame_) {
const bool is_current_main_frame = other_frame_info->IsCurrentMainFrame();
if (other_frame_info->frame_->Detach(
CefFrameHostImpl::DetachReason::RENDER_FRAME_DELETED)) {
CefFrameHostImpl::DetachReason::RENDER_FRAME_DELETED,
is_current_main_frame)) {
DCHECK(!is_current_main_frame);
MaybeNotifyFrameDetached(browser_, other_frame_info->frame_);
}
}
@@ -477,7 +480,8 @@ void CefBrowserInfo::SetMainFrame(CefRefPtr<CefBrowserHostBase> browser,
CefRefPtr<CefFrameHostImpl> old_frame;
if (main_frame_) {
old_frame = main_frame_;
if (old_frame->Detach(CefFrameHostImpl::DetachReason::NEW_MAIN_FRAME)) {
if (old_frame->Detach(CefFrameHostImpl::DetachReason::NEW_MAIN_FRAME,
/*is_current_main_frame=*/false)) {
MaybeNotifyFrameDetached(browser, old_frame);
}
}
@@ -556,11 +560,14 @@ void CefBrowserInfo::RemoveAllFrames(
frame_id_map_.clear();
frame_token_to_id_map_.clear();
// Explicitly Detach everything but the current main frame.
// Explicitly Detach everything.
for (auto& info : frame_info_set_) {
if (info->frame_ && !info->IsCurrentMainFrame()) {
if (info->frame_) {
const bool is_current_main_frame = info->IsCurrentMainFrame();
if (info->frame_->Detach(
CefFrameHostImpl::DetachReason::BROWSER_DESTROYED)) {
CefFrameHostImpl::DetachReason::BROWSER_DESTROYED,
is_current_main_frame)) {
DCHECK(!is_current_main_frame);
MaybeNotifyFrameDetached(old_browser, info->frame_);
}
}