[OpenLayers-Trac] [OpenLayers] #3543: remove unneeded cast to float

[OpenLayers]

#3543: remove unneeded cast to float
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 Reporter:  erilem   |       Owner:              
     Type:  task     |      Status:  new         
 Priority:  minor    |   Milestone:  2.12 Release
Component:  general  |     Version:  2.11        
 Keywords:           |       State:  Review      
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 This is for fredj's pull request
 https://github.com/openlayers/openlayers/pull/8

 I know this is a bit silly to have both github issues and trac tickets,
 but trac is still our main issue tracker, where we track what we have in
 releases, etc.

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Ticket URL: <http://trac.openlayers.org/ticket/3543>
OpenLayers <http://openlayers.org/>
A free AJAX map viewer