Converted all Views to use an InkDropDelegate instead of a InkDropAnimationController.

ui/views/animation/test/test_ink_drop_host.h

Index: ui/views/animation/test/test_ink_drop_host.h
diff --git a/ui/views/animation/test/test_ink_drop_host.h b/ui/views/animation/test/test_ink_drop_host.h
index b952b77adb815240e34283de12182abb097571da..7baa391291ad831cdd8f908f5cd3051eb6740e3c 100644
--- a/ui/views/animation/test/test_ink_drop_host.h
+++ b/ui/views/animation/test/test_ink_drop_host.h
@@ -10,19 +10,23 @@
 
 namespace views {
 
-// A non-functional, dummy implementation of an InkDropHost that can be used as
-// a placeholder during tests.
+// A non-functional implementation of an InkDropHost that can be used during
+// tests.  Tracks the number of hosted ink drop layers.
 class TestInkDropHost : public InkDropHost {
  public:
   TestInkDropHost();
   ~TestInkDropHost() override;
 
+  int num_ink_drop_layers() const { return num_ink_drop_layers_; }
+
   // TestInkDropHost:
   void AddInkDropLayer(ui::Layer* ink_drop_layer) override;
   void RemoveInkDropLayer(ui::Layer* ink_drop_layer) override;
   gfx::Point CalculateInkDropCenter() const override;
 
  private:
+  int num_ink_drop_layers_;
+
   DISALLOW_COPY_AND_ASSIGN(TestInkDropHost);
 };