[NoStatePrefetch] Kill renderer after preload scanning

third_party/WebKit/Source/core/dom/Document.cpp

Index: third_party/WebKit/Source/core/dom/Document.cpp
diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp
index adfb661b8196faf2677ef9efd8615914b352df66..b45b5d231ae23d8e9151de9f15e7916f777ae11c 100644
--- a/third_party/WebKit/Source/core/dom/Document.cpp
+++ b/third_party/WebKit/Source/core/dom/Document.cpp
@@ -1427,6 +1427,16 @@ bool Document::isPrefetchOnly() const {
   return prerendererClient && prerendererClient->isPrefetchOnly();
 }
 
+void Document::onPrefetchFinished() const {
+  if (!m_frame || !m_frame->page())
+    return;
+  PrerendererClient* prerendererClient =
+      PrerendererClient::from(m_frame->page());
+  if (!prerendererClient)
+    return;
+  prerendererClient->onPrefetchFinished();
+}
+
 String Document::visibilityState() const {
   return pageVisibilityStateString(pageVisibilityState());
 }