Mouse press should focus on any types of form controls.

Source/core/rendering/RenderObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1132 matching lines @@
 {
     if (!hasOutline())
         return;
 
     RenderStyle* styleToUse = style();
     LayoutUnit outlineWidth = styleToUse->outlineWidth();
 
     int outlineOffset = styleToUse->outlineOffset();
 
     if (styleToUse->outlineStyleIsAuto() || hasOutlineAnnotation()) {
-        if (!theme()->supportsFocusRing(styleToUse)) {
+        if (theme()->shouldDrawDefaultFocusRing(this)) {
             // Only paint the focus ring by hand if the theme isn't able to draw the focus ring.
             paintFocusRing(paintInfo, paintRect.location(), styleToUse);
         }
     }
 
     if (styleToUse->outlineStyleIsAuto() || styleToUse->outlineStyle() == BNONE)
         return;
 
     IntRect inner = pixelSnappedIntRect(paintRect);
     inner.inflate(outlineOffset);
@@ skipping 2073 matching lines @@
 {
     if (object1) {
         const WebCore::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif