am 506afbd6: am 3f40bd48: Remove the code where we suspect webkit draw during...

am 506afbd6: am 3f40bd48: Remove the code where we suspect webkit draw during drag. It was added for the better performance of panning while loading. But it does make sites using touch event look bad as we don\'t have the display tree until touch up.

Merge commit '506afbd600d82a324f59ceb875f664ead4338600'

* commit '506afbd600d82a324f59ceb875f664ead4338600':
  Remove the code where we suspect webkit draw during