Detach the globals of all frames, not just the main frame

third_party/WebKit/Source/core/frame/RemoteFrame.cpp

Index: third_party/WebKit/Source/core/frame/RemoteFrame.cpp
diff --git a/third_party/WebKit/Source/core/frame/RemoteFrame.cpp b/third_party/WebKit/Source/core/frame/RemoteFrame.cpp
index 1d8a4ca02a600a6052ab15e376bbd9f13a9cceb0..e0f7bd53ebda99d589a4a85b29cbaabf9f04492e 100644
--- a/third_party/WebKit/Source/core/frame/RemoteFrame.cpp
+++ b/third_party/WebKit/Source/core/frame/RemoteFrame.cpp
@@ -96,7 +96,7 @@ void RemoteFrame::detach(FrameDetachType type)
     if (!client())
         return;
     client()->willBeDetached();
-    m_windowProxyManager->clearForClose();
+    m_windowProxyManager->clearWindowProxy();
     setView(nullptr);
     Frame::detach(type);
 }