Re-write many calls to WrapUnique() with MakeUnique()

ash/common/shelf/shelf_button.cc

Index: ash/common/shelf/shelf_button.cc
diff --git a/ash/common/shelf/shelf_button.cc b/ash/common/shelf/shelf_button.cc
index 74fccef59ed76b941c0341a4ad52706f84a0da99..6ee6fc4731e64a8cc0360a50e7143df1734550f4 100644
--- a/ash/common/shelf/shelf_button.cc
+++ b/ash/common/shelf/shelf_button.cc
@@ -496,12 +496,12 @@ void ShelfButton::OnGestureEvent(ui::GestureEvent* event) {
 }
 
 std::unique_ptr<views::InkDropRipple> ShelfButton::CreateInkDropRipple() const {
-  return base::WrapUnique(new views::SquareInkDropRipple(
+  return base::MakeUnique<views::SquareInkDropRipple>(
       gfx::Size(kInkDropLargeSize, kInkDropLargeSize),
       kInkDropLargeCornerRadius,
       gfx::Size(kInkDropSmallSize, kInkDropSmallSize),
       kInkDropSmallCornerRadius, GetLocalBounds().CenterPoint(),
-      GetInkDropBaseColor(), ink_drop_visible_opacity()));
+      GetInkDropBaseColor(), ink_drop_visible_opacity());
 }
 
 bool ShelfButton::ShouldEnterPushedState(const ui::Event& event) {