Update from https://crrev.com/312398

cc/blink/web_display_item_list_impl.h

Index: cc/blink/web_display_item_list_impl.h
diff --git a/cc/blink/web_display_item_list_impl.h b/cc/blink/web_display_item_list_impl.h
index 28fd472be39e56568fcdaacb89512987df070963..cd35975caeb5ae531bf631108b993ab6a674aa41 100644
--- a/cc/blink/web_display_item_list_impl.h
+++ b/cc/blink/web_display_item_list_impl.h
@@ -13,9 +13,11 @@
 #include "third_party/WebKit/public/platform/WebDisplayItemList.h"
 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
+#include "third_party/skia/include/core/SkRegion.h"
 
 class SkImageFilter;
 class SkMatrix44;
+class SkPath;
 class SkPicture;
 class SkRRect;
 
@@ -35,6 +37,10 @@ class WebDisplayItemListImpl : public blink::WebDisplayItemList {
       const blink::WebRect& clip_rect,
       const blink::WebVector<SkRRect>& rounded_clip_rects);
   virtual void appendEndClipItem();
+  virtual void appendClipPathItem(const SkPath& clip_path,
+                                  SkRegion::Op clip_op,
+                                  bool antialias);
+  virtual void appendEndClipPathItem();
   virtual void appendFloatClipItem(const blink::WebFloatRect& clip_rect);
   virtual void appendEndFloatClipItem();
   virtual void appendTransformItem(const SkMatrix44& matrix);