Tim Schaub 33410b0e76 Adding a removeAllFeatures method to the vector layer. This bypasses a few unnecessary steps when removing all features but retains the same behavior as the removeFeatures method otherwise. Optimizing the clear method on elements renderers a bit by avoiding length calculation of the live collection and looking up the first child once per node removal. r=ahocevar (closes #2774) ...

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10597 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

2010-08-05 15:46:23 +00:00

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