[ash-md] Remove the number of animators used for the Shelf animations.

ui/gfx/animation/slide_animation.cc

Index: ui/gfx/animation/slide_animation.cc
diff --git a/ui/gfx/animation/slide_animation.cc b/ui/gfx/animation/slide_animation.cc
index 780e8ec8b0fa70593b13042edc5b228484e067d2..eb4d24e2c71165d76f08496f35de774d3d75089b 100644
--- a/ui/gfx/animation/slide_animation.cc
+++ b/ui/gfx/animation/slide_animation.cc
@@ -67,6 +67,8 @@ void SlideAnimation::Hide() {
 
   // Make sure we actually have something to do.
   if (slide_duration_ == 0) {
+    // TODO(bruthig): Investigate if this should really be animating to 0.0, I
+    // think it should be animating to 1.0.
     AnimateToState(0.0);  // Skip to the end of the animation.
     return;
   } else if (value_current_ == value_end_) {