cc: Remove unused arguments from CalculateContentsScale

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index 5c69225993170b1277045e0fce6bab3677863e5e..bd3c1f3de1570757fac9de34205baa6a3c3c4902 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -1050,19 +1050,11 @@ class NoScaleContentLayer : public ContentLayer {
   }
 
   virtual void CalculateContentsScale(float ideal_contents_scale,
-                                      float device_scale_factor,
-                                      float page_scale_factor,
-                                      float maximum_animation_contents_scale,
-                                      bool animating_transform_to_screen,
                                       float* contents_scale_x,
                                       float* contents_scale_y,
                                       gfx::Size* contentBounds) OVERRIDE {
     // Skip over the ContentLayer's method to the base Layer class.
     Layer::CalculateContentsScale(ideal_contents_scale,
-                                  device_scale_factor,
-                                  page_scale_factor,
-                                  maximum_animation_contents_scale,
-                                  animating_transform_to_screen,
                                   contents_scale_x,
                                   contents_scale_y,
                                   contentBounds);