cc: Use a ListContainer for DisplayItemList to reduce allocations.

cc/resources/filter_display_item.cc

Index: cc/resources/filter_display_item.cc
diff --git a/cc/resources/filter_display_item.cc b/cc/resources/filter_display_item.cc
index 31abf282a9a643c1dcf94bc4d359313551ab6a9f..0d8c17f8a52affc2dcec0d6002e40c76cef08f7b 100644
--- a/cc/resources/filter_display_item.cc
+++ b/cc/resources/filter_display_item.cc
@@ -16,14 +16,18 @@
 
 namespace cc {
 
-FilterDisplayItem::FilterDisplayItem(const FilterOperations& filters,
-                                     gfx::RectF bounds)
-    : filters_(filters), bounds_(bounds) {
+FilterDisplayItem::FilterDisplayItem() {
 }
 
 FilterDisplayItem::~FilterDisplayItem() {
 }
 
+void FilterDisplayItem::SetNew(const FilterOperations& filters,
+                               const gfx::RectF& bounds) {
+  filters_ = filters;
+  bounds_ = bounds;
+}
+
 void FilterDisplayItem::Raster(SkCanvas* canvas,
                                SkDrawPictureCallback* callback) const {
   canvas->save();