cc: Move filters to the effect tree

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 f6b2f4e5b28120a146fb0ea4e16d003090a56f13..1df259bdd95c62fb7d34c86767dbd0893f80cf34 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -986,6 +986,8 @@ class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
   void SetupTree() override {
     root_ = Layer::Create();
     layer_tree_host()->SetRootLayer(root_);
+    blur_filter.Append(FilterOperation::CreateBlurFilter(0.5f));
+    brightness_filter.Append(FilterOperation::CreateBrightnessFilter(0.25f));
     LayerTreeHostTest::SetupTree();
   }
 
@@ -1008,6 +1010,13 @@ class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
       case 4:
         node->opacity = 0.25f;
         node->is_currently_animating_opacity = true;
+      case 5:
+        node->filters = blur_filter;
+        node->is_currently_animating_filter = true;
+        break;
+      case 6:
+        node->is_currently_animating_filter = false;
+        break;
     }
   }
 
@@ -1035,6 +1044,18 @@ class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
         break;
       case 4:
         EXPECT_EQ(node->opacity, 0.25f);
+        impl->sync_tree()->root_layer_for_testing()->OnFilterAnimated(
+            brightness_filter);
+        PostSetNeedsCommitToMainThread();
+        break;
+      case 5:
+        EXPECT_EQ(node->filters, brightness_filter);
+        impl->sync_tree()->root_layer_for_testing()->OnFilterAnimated(
+            brightness_filter);
+        PostSetNeedsCommitToMainThread();
+        break;
+      case 6:
+        EXPECT_EQ(node->filters, blur_filter);
         EndTest();
         break;
     }
@@ -1044,6 +1065,8 @@ class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
 
  private:
   scoped_refptr<Layer> root_;
+  FilterOperations blur_filter;
+  FilterOperations brightness_filter;
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestEffectTreeSync);