Fixed material design ink drop location for the MD download shelf buttons.

ui/views/controls/button/label_button.cc

Index: ui/views/controls/button/label_button.cc
diff --git a/ui/views/controls/button/label_button.cc b/ui/views/controls/button/label_button.cc
index 49f741fac6dac8f5f13549e028f5511cb0420183..8222a7373e6f17885acf54d5d1f22f3fc75811d7 100644
--- a/ui/views/controls/button/label_button.cc
+++ b/ui/views/controls/button/label_button.cc
@@ -424,7 +424,8 @@ std::unique_ptr<views::InkDropAnimation> LabelButton::CreateInkDropAnimation()
   return GetText().empty()
              ? CustomButton::CreateInkDropAnimation()
              : base::WrapUnique(new views::FloodFillInkDropAnimation(
-                   size(), GetInkDropCenter(), GetInkDropBaseColor()));
+                   gfx::Rect(size()), GetInkDropCenter(),
+                   GetInkDropBaseColor()));
 }
 
 std::unique_ptr<views::InkDropHover> LabelButton::CreateInkDropHover() const {