Mouse press should focus on any types of form controls.

Source/core/dom/Node.h

Index: Source/core/dom/Node.h
diff --git a/Source/core/dom/Node.h b/Source/core/dom/Node.h
index b6524c8631b741a0afccb277e9eef1b5e79cd555..3fa4c8207aadb01d5e5611e87f21b75f06ee902e 100644
--- a/Source/core/dom/Node.h
+++ b/Source/core/dom/Node.h
@@ -412,6 +412,8 @@ public:
     virtual bool isKeyboardFocusable(KeyboardEvent*) const;
     virtual bool isMouseFocusable() const;
     virtual Node* focusDelegate();
+    // This is called only when the node is focused.
+    virtual bool shouldHaveFocusAppearance() const;
 
     enum UserSelectAllTreatment {
         UserSelectAllDoesNotAffectEditability,
@@ -660,6 +662,7 @@ public:
 
     // Perform the default action for an event.
     virtual void defaultEventHandler(Event*);
+    virtual void willCallDefaultEventHandler(const Event&);
 
     using TreeShared<Node>::ref;
     using TreeShared<Node>::deref;