Update from https://crrev.com/316786

cc/resources/filter_display_item.cc

 // Copyright 2014 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/resources/filter_display_item.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/trace_event/trace_event_argument.h"
+#include "cc/output/render_surface_filters.h"
+#include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkImageFilter.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkXfermode.h"
 #include "ui/gfx/skia_util.h"
 
 namespace cc {
 
-FilterDisplayItem::FilterDisplayItem(skia::RefPtr<SkImageFilter> filter,
+FilterDisplayItem::FilterDisplayItem(const FilterOperations& filters,
                                      gfx::RectF bounds)
-    : filter_(filter), bounds_(bounds) {
+    : filters_(filters), bounds_(bounds) {
 }
 
 FilterDisplayItem::~FilterDisplayItem() {
 }
 
 void FilterDisplayItem::Raster(SkCanvas* canvas,
                                SkDrawPictureCallback* callback) const {
   canvas->save();
+  canvas->translate(bounds_.x(), bounds_.y());
+
+  skia::RefPtr<SkImageFilter> image_filter =
+      RenderSurfaceFilters::BuildImageFilter(
+          filters_, gfx::SizeF(bounds_.width(), bounds_.height()));
   SkRect boundaries;
-  filter_->computeFastBounds(gfx::RectFToSkRect(bounds_), &boundaries);
-  canvas->translate(bounds_.x(), bounds_.y());
-  boundaries.offset(-bounds_.x(), -bounds_.y());
+  image_filter->computeFastBounds(
+      SkRect::MakeWH(bounds_.width(), bounds_.height()), &boundaries);
 
   SkPaint paint;
   paint.setXfermodeMode(SkXfermode::kSrcOver_Mode);
-  paint.setImageFilter(filter_.get());
+  paint.setImageFilter(image_filter.get());
   canvas->saveLayer(&boundaries, &paint);
 
   canvas->translate(-bounds_.x(), -bounds_.y());
 }
 
 bool FilterDisplayItem::IsSuitableForGpuRasterization() const {
   return true;
 }
 
 int FilterDisplayItem::ApproximateOpCount() const {
   return 1;
 }
 
 size_t FilterDisplayItem::PictureMemoryUsage() const {
   return sizeof(skia::RefPtr<SkImageFilter>) + sizeof(gfx::RectF);
 }
 
-void FilterDisplayItem::AsValueInto(base::debug::TracedValue* array) const {
+void FilterDisplayItem::AsValueInto(
+    base::trace_event::TracedValue* array) const {
   array->AppendString(base::StringPrintf("FilterDisplayItem bounds: [%s]",
                                          bounds_.ToString().c_str()));
 }
 
 EndFilterDisplayItem::EndFilterDisplayItem() {
 }
 
 EndFilterDisplayItem::~EndFilterDisplayItem() {
 }
 
 void EndFilterDisplayItem::Raster(SkCanvas* canvas,
                                   SkDrawPictureCallback* callback) const {
   canvas->restore();
   canvas->restore();
 }
 
 bool EndFilterDisplayItem::IsSuitableForGpuRasterization() const {
   return true;
 }
 
 int EndFilterDisplayItem::ApproximateOpCount() const {
   return 0;
 }
 
 size_t EndFilterDisplayItem::PictureMemoryUsage() const {
   return 0;
 }
 
-void EndFilterDisplayItem::AsValueInto(base::debug::TracedValue* array) const {
+void EndFilterDisplayItem::AsValueInto(
+    base::trace_event::TracedValue* array) const {
   array->AppendString("EndFilterDisplayItem");
 }
 
 }  // namespace cc