Do not SendPasswordForms when LocalFrame is being detached

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
index 4bd3bdce4c842217a659d4a8bbe73cdeedee763e..83081bbf87aa5867ca775c70fd56f5888367b487 100644
--- a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
@@ -2025,6 +2025,12 @@ bool WebLocalFrameImpl::isLoading() const {
          !frame()->document()->loadEventFinished();
 }
 
+bool WebLocalFrameImpl::isDetached() const {
+  if (!frame() || !frame()->client())

[esprehn, 2016/10/11 22:45:52]

I'd prefer if the ->client() check was in core Frame's isDetached(). The way you
have this written isDetached() inside core means something different than
isDetached() inside web/

+    return true;
+  return frame()->isDetached();
+}
+
 bool WebLocalFrameImpl::isNavigationScheduledWithin(
     double intervalInSeconds) const {
   return frame() &&