Making LayoutUnit conversions to Int types explicit in core/accessibility

Source/core/accessibility/AXRenderObject.cpp

 /*
 * Copyright (C) 2008 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 1233 matching lines @@
 IntPoint AXRenderObject::clickPoint()
 {
     // Headings are usually much wider than their textual content. If the mid point is used, often it can be wrong.
     if (isHeading() && children().size() == 1)
         return children()[0]->clickPoint();
 
     // use the default position unless this is an editable web area, in which case we use the selection bounds.
     if (!isWebArea() || isReadOnly())
         return AXObject::clickPoint();
 
-    LayoutRect bounds = elementRect();
+    IntRect bounds = pixelSnappedIntRect(elementRect());
     return IntPoint(bounds.x() + (bounds.width() / 2), bounds.y() - (bounds.height() / 2));
 }
 
 //
 // Hit testing.
 //
 
 AXObject* AXRenderObject::accessibilityHitTest(const IntPoint& point) const
 {
     if (!m_renderer || !m_renderer->hasLayer())
@@ skipping 1042 matching lines @@
         if (label && label->renderer()) {
             LayoutRect labelRect = axObjectCache()->getOrCreate(label)->elementRect();
             result.unite(labelRect);
         }
     }
 
     return result;
 }
 
 } // namespace WebCore