Merge topic 'fixreserve'

e1d59512 vtkArcGridActorPrivate.cxx: vector reserve to vector reserve and init

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Reviewed-by: Mathieu Westphal (Kitware) <mathieu.westphal@kitware.com>
Merge-request: !11840

Rendering/Annotation/vtkArcGridActorPrivate.cxx

@@ -79,8 +79,7 @@ void vtkArcGridActorPrivate::BuildGrid(vtkViewport* viewport)
 
   const double totalAngle = vtkMath::RadiansFromDegrees(this->Angle);
 
-  std::vector<vtkIdType> pids;
-  pids.reserve(this->Resolution);
+  std::vector<vtkIdType> pids(this->Resolution);
   for (int arc = 0; arc < nbArcs; arc++)
   {
     pids[0] = polyDataPoints->InsertNextPoint(this->TicksStart->GetPoint(arc));