Do not reset mouse focus flag on keydown at anchor elements

Source/core/html/HTMLAnchorElement.cpp

Index: Source/core/html/HTMLAnchorElement.cpp
diff --git a/Source/core/html/HTMLAnchorElement.cpp b/Source/core/html/HTMLAnchorElement.cpp
index 6875aa21e3e788d6874f404479faafa5f81a98ee..789bc483e77c920c60c7daca44b4cd2c3ee921a5 100644
--- a/Source/core/html/HTMLAnchorElement.cpp
+++ b/Source/core/html/HTMLAnchorElement.cpp
@@ -89,14 +89,11 @@ bool HTMLAnchorElement::shouldHaveFocusAppearance() const
     return !m_wasFocusedByMouse || HTMLElement::supportsFocus();
 }
 
-bool HTMLAnchorElement::wasFocusedByMouse() const
+void HTMLAnchorElement::dispatchFocusEvent(Element* oldFocusedElement, FocusType type)
 {
-    return m_wasFocusedByMouse;
-}
-
-void HTMLAnchorElement::setWasFocusedByMouse(bool wasFocusedByMouse)
-{
-    m_wasFocusedByMouse = wasFocusedByMouse;
+    if (type != FocusTypePage)
+        m_wasFocusedByMouse = type == FocusTypeMouse;
+    HTMLElement::dispatchFocusEvent(oldFocusedElement, type);
 }
 
 bool HTMLAnchorElement::isMouseFocusable() const