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 cae01afe416ace4c707e7a7b8b6e53f8098d3dad..985a9dda74509ac610e4bb470b0f6e3f925c4521 100644
--- a/Source/core/dom/Node.h
+++ b/Source/core/dom/Node.h
@@ -416,6 +416,8 @@ 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,
@@ -669,6 +671,7 @@ 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;