mozilla-b2g/gaia — pull request #20617 by Cwiiis (2014-06-17 14:32:35+00:00)
Title: Bug 1025565 - Only render the necessary icons when dragging. r=kgrandon

Dragging an icon previously caused all icons from the first icon that needs
re-rendering to the end of the grid. This makes sure that only the icons
that are affected by the rearrangement are re-rendered.