Web Inspector: UIProcess ASSERT in ~RemoteWebInspectorProxy when Insp…

…ectorProcess crashes

https://bugs.webkit.org/show_bug.cgi?id=179044

Patch by Joseph Pecoraro <pecoraro@apple.com> on 2017-10-31
Reviewed by Alex Christensen.

* UIProcess/RemoteWebInspectorProxy.cpp:
(WebKit::RemoteWebInspectorProxy::frontendDidClose):
Add a protector to keep the proxy alive for the duration of this method.

Canonical link: https://commits.webkit.org/195205@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@224249 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Source/WebKit/ChangeLog

@@ -1,3 +1,14 @@
+2017-10-31  Joseph Pecoraro  <pecoraro@apple.com>
+
+        Web Inspector: UIProcess ASSERT in ~RemoteWebInspectorProxy when InspectorProcess crashes
+        https://bugs.webkit.org/show_bug.cgi?id=179044
+
+        Reviewed by Alex Christensen.
+
+        * UIProcess/RemoteWebInspectorProxy.cpp:
+        (WebKit::RemoteWebInspectorProxy::frontendDidClose):
+        Add a protector to keep the proxy alive for the duration of this method.
+
 2017-10-31  Youenn Fablet  <youenn@apple.com>
 
         Crash in:  com.apple.WebKit: WebKit::CacheStorage::Caches::initializeSize(WTF::Function<void (std::optional<WebCore::DOMCacheEngine::Error>&&)>&&) + 30 (CacheStorageEngineCaches.cpp:163)

Source/WebKit/UIProcess/RemoteWebInspectorProxy.cpp

@@ -82,6 +82,8 @@ void RemoteWebInspectorProxy::sendMessageToFrontend(const String& message)
 
 void RemoteWebInspectorProxy::frontendDidClose()
 {
+    Ref<RemoteWebInspectorProxy> protect(*this);
+
     if (m_client)
         m_client->closeFromFrontend();