Implement WindowEventHandlers

Source/core/html/HTMLFrameSetElement.cpp

Index: Source/core/html/HTMLFrameSetElement.cpp
diff --git a/Source/core/html/HTMLFrameSetElement.cpp b/Source/core/html/HTMLFrameSetElement.cpp
index e8dff80b122ab01220d9041adf8de19a020b50bc..e69949167de341fc1da3237d18ab71428baf8bfd 100644
--- a/Source/core/html/HTMLFrameSetElement.cpp
+++ b/Source/core/html/HTMLFrameSetElement.cpp
@@ -116,6 +116,10 @@ void HTMLFrameSetElement::parseAttribute(const QualifiedName& name, const Atomic
         document().setWindowAttributeEventListener(EventTypeNames::beforeunload, createAttributeEventListener(document().frame(), name, value));
     else if (name == onunloadAttr)
         document().setWindowAttributeEventListener(EventTypeNames::unload, createAttributeEventListener(document().frame(), name, value));
+    else if (name == onpagehideAttr)
+        document().setWindowAttributeEventListener(EventTypeNames::pagehide, createAttributeEventListener(document().frame(), name, value));
+    else if (name == onpageshowAttr)
+        document().setWindowAttributeEventListener(EventTypeNames::pageshow, createAttributeEventListener(document().frame(), name, value));
     else if (name == onblurAttr)
         document().setWindowAttributeEventListener(EventTypeNames::blur, createAttributeEventListener(document().frame(), name, value));
     else if (name == onerrorAttr)
@@ -132,6 +136,8 @@ void HTMLFrameSetElement::parseAttribute(const QualifiedName& name, const Atomic
 #endif
     else if (name == onhashchangeAttr)
         document().setWindowAttributeEventListener(EventTypeNames::hashchange, createAttributeEventListener(document().frame(), name, value));
+    else if (name == onmessageAttr)
+        document().setWindowAttributeEventListener(EventTypeNames::message, createAttributeEventListener(document().frame(), name, value));
     else if (name == onresizeAttr)
         document().setWindowAttributeEventListener(EventTypeNames::resize, createAttributeEventListener(document().frame(), name, value));
     else if (name == onscrollAttr)