patch from alexbruy to make sure check_geometry works with current version of qgis (previous commit required SIP SIP >= 4.9.

git-svn-id: http://svn.osgeo.org/qgis/trunk@14639 c8812cc2-4d05-0410-92ff-de0c093fc19c

python/plugins/fTools/tools/doValidate.py

@@ -154,8 +154,13 @@ class validateThread( QThread ):
       layer = vlayer.selectedFeatures()
       nFeat = len(layer)
     else:
-      layer = vlayer
+      #layer = vlayer # requires SIP >= 4.9
+      layer = []
       layer.select([]) # select all features, and ignore attributes
+      ft = QgsFeature()
+      while vlayer.nextFeature(ft)
+        layer.append(ft)
+        ft = QgsFeature()
       nFeat = layer.featureCount()
     nElement = 0
     if nFeat > 0: