Fix CSS reference filters with negative transformed children.

cc/playback/largest_display_item.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/playback/largest_display_item.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
 #include "cc/playback/clip_display_item.h"
 #include "cc/playback/clip_path_display_item.h"
 #include "cc/playback/compositing_display_item.h"
 #include "cc/playback/drawing_display_item.h"
 #include "cc/playback/filter_display_item.h"
 #include "cc/playback/float_clip_display_item.h"
 #include "cc/playback/transform_display_item.h"
 
 #include "third_party/skia/include/core/SkPicture.h"
 
 namespace {
-// Either ClipDisplayItem or TransformDisplayItem is largest. It depends on the
-// platform.
+// Either FilterDisplayItem or TransformDisplayItem is largest. It depends on
+// the platform.
 constexpr size_t kLargestDisplayItemSize =
-    sizeof(cc::ClipDisplayItem) > sizeof(cc::TransformDisplayItem)
-        ? sizeof(cc::ClipDisplayItem)
+    sizeof(cc::FilterDisplayItem) > sizeof(cc::TransformDisplayItem)
+        ? sizeof(cc::FilterDisplayItem)
         : sizeof(cc::TransformDisplayItem);
 }  // namespace
 
 namespace cc {
 
 size_t LargestDisplayItemSize() {
   // Use compile assert to make sure largest is actually larger than all other
   // type of display_items.
   static_assert(sizeof(ClipDisplayItem) <= kLargestDisplayItemSize,
                 "Largest Draw Quad size needs update. ClipDisplayItem"
@@ skipping 32 matching lines @@
                 "Largest Draw Quad size needs update. TransformDisplayItem"
                 " is currently largest.");
   static_assert(sizeof(EndTransformDisplayItem) <= kLargestDisplayItemSize,
                 "Largest Draw Quad size needs update. EndTransformDisplayItem"
                 " is currently largest.");
 
   return kLargestDisplayItemSize;
 }
 
 }  // namespace cc