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browser: fix null pointer dereference with getWebPreferences api (#12245)

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* add failing spec

* devtools webContents don't have associated webPreferences
This commit is contained in:
Robo
2018-03-14 06:06:51 +09:00
committed by Shelley Vohr
parent 643dd55e07
commit c846f677c9
2 changed files with 12 additions and 0 deletions
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2
atom/browser/api/atom_api_web_contents.cc
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@@ -1768,6 +1768,8 @@ void WebContents::OnGetZoomLevel(IPC::Message* reply_msg) {
v8::Local<v8::Value> WebContents::GetWebPreferences(v8::Isolate* isolate) {
WebContentsPreferences* web_preferences =
WebContentsPreferences::FromWebContents(web_contents());
if (!web_preferences)
return v8::Null(isolate);
return mate::ConvertToV8(isolate, *web_preferences->web_preferences());
}