Fix CSS reference filters with negative transformed children.

cc/ipc/struct_traits_unittest.cc

 // Copyright 2016 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 "base/message_loop/message_loop.h"
 #include "cc/input/selection.h"
 #include "cc/ipc/traits_test_service.mojom.h"
 #include "cc/quads/debug_border_draw_quad.h"
 #include "cc/quads/render_pass.h"
 #include "cc/quads/render_pass_draw_quad.h"
@@ skipping 434 matching lines @@
 
   const gfx::Rect rect4(1234, 5678, 9101112, 13141516);
   const ResourceId resource_id4(1337);
   const RenderPassId render_pass_id(1234, 5678);
   const gfx::Vector2dF mask_uv_scale(1337.1f, 1234.2f);
   const gfx::Size mask_texture_size(1234, 5678);
   FilterOperations filters;
   filters.Append(FilterOperation::CreateBlurFilter(0.f));
   filters.Append(FilterOperation::CreateZoomFilter(2.0f, 1));
   gfx::Vector2dF filters_scale(1234.1f, 4321.2f);
+  gfx::PointF filters_origin(8765.4f, 4567.8f);
   FilterOperations background_filters;
   background_filters.Append(FilterOperation::CreateSaturateFilter(4.f));
   background_filters.Append(FilterOperation::CreateZoomFilter(2.0f, 1));
   background_filters.Append(FilterOperation::CreateSaturateFilter(2.f));
 
   RenderPassDrawQuad* render_pass_quad =
       render_pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
   render_pass_quad->SetNew(sqs, rect4, rect4, render_pass_id, resource_id4,
                            mask_uv_scale, mask_texture_size, filters,
-                           filters_scale, background_filters);
+                           filters_scale, filters_origin, background_filters);
 
   const gfx::Rect rect5(123, 567, 91011, 131415);
   const ResourceId resource_id5(1337);
   const float vertex_opacity[4] = {1.f, 2.f, 3.f, 4.f};
   const bool premultiplied_alpha = true;
   const gfx::PointF uv_top_left(12.1f, 34.2f);
   const gfx::PointF uv_bottom_right(56.3f, 78.4f);
   const SkColor background_color = SK_ColorGREEN;
   const bool y_flipped = true;
   const bool nearest_neighbor = true;
@@ skipping 443 matching lines @@
   EXPECT_EQ(u_plane_resource_id, out_quad->u_plane_resource_id());
   EXPECT_EQ(v_plane_resource_id, out_quad->v_plane_resource_id());
   EXPECT_EQ(a_plane_resource_id, out_quad->a_plane_resource_id());
   EXPECT_EQ(color_space, out_quad->color_space);
   EXPECT_EQ(resource_offset, out_quad->resource_offset);
   EXPECT_EQ(resource_multiplier, out_quad->resource_multiplier);
   EXPECT_EQ(bits_per_channel, out_quad->bits_per_channel);
 }
 
 }  // namespace cc