remove useless arg

paraview_utils/show_problem.py

@@ -7,7 +7,7 @@ except:
     raise ValueError("Cannot get the directory of the active source.")
 Delete()
 # Show the fluid velocity
-def showFluid(fluid, renderView, animationScene):
+def showFluid(fluid, renderView):
     fluidDisplay = Show(fluid, renderView)
     fluidDisplay.Representation = 'Surface'
     ColorBy(fluidDisplay, ('POINTS', 'velocity', 'Magnitude'))
@@ -98,7 +98,7 @@ if isfile(particleProblemFile):
 
 if isfile(fluidFile):
     fluid = PVDReader(FileName=fluidFile)
-    fluidDisplay = showFluid(fluid, renderView ,animationScene)
+    fluidDisplay = showFluid(fluid, renderView)
     if isfile(particleProblemFile):
         Hide(fluid, renderView)
         showFluidVelocity(fluid, renderView)