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When a render process is crashed, it might be reused

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This commit is contained in:
Cheng Zhao 2018-03-09 16:13:51 +09:00
parent 5d2452608d
commit 83f01096c0
2 changed files with 10 additions and 0 deletions
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9
atom/browser/atom_browser_client.cc
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@ -140,6 +140,11 @@ void AtomBrowserClient::RemoveProcessPreferences(int process_id) {
process_preferences_.erase(process_id);
}
bool AtomBrowserClient::IsProcessObserved(int process_id) {
base::AutoLock auto_lock(process_preferences_lock_);
return process_preferences_.find(process_id) != process_preferences_.end();
}
bool AtomBrowserClient::IsRendererSandboxed(int process_id) {
base::AutoLock auto_lock(process_preferences_lock_);
auto it = process_preferences_.find(process_id);
@ -160,7 +165,11 @@ bool AtomBrowserClient::RendererDisablesPopups(int process_id) {
void AtomBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host) {
// When a render process is crashed, it might be reused.
int process_id = host->GetID();
if (IsProcessObserved(process_id))
return;
host->AddFilter(new printing::PrintingMessageFilter(process_id));
host->AddFilter(new TtsMessageFilter(process_id, host->GetBrowserContext()));
host->AddFilter(

1
atom/browser/atom_browser_client.h
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@ -126,6 +126,7 @@ class AtomBrowserClient : public brightray::BrowserClient,
};
void AddProcessPreferences(int process_id, ProcessPreferences prefs);
void RemoveProcessPreferences(int process_id);
bool IsProcessObserved(int process_id);
bool IsRendererSandboxed(int process_id);
bool RendererUsesNativeWindowOpen(int process_id);
bool RendererDisablesPopups(int process_id);