cc: Clean up naming of paint-related identifiers

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 fa723ebacdb9438efdf22498427be109fafc6ca4..ad1e95cc1e398ed24322f10a79cfc376069984ab 100644
--- a/cc/blink/web_display_item_list_impl.h
+++ b/cc/blink/web_display_item_list_impl.h
@@ -41,7 +41,7 @@ class WebDisplayItemListImpl : public blink::WebDisplayItemList {
 
   // blink::WebDisplayItemList implementation.
   void appendDrawingItem(const blink::WebRect& visual_rect,
-                         sk_sp<const cc::PaintRecord> picture) override;
+                         sk_sp<const cc::PaintRecord> record) override;
   void appendClipItem(
       const blink::WebRect& clip_rect,
       const blink::WebVector<SkRRect>& rounded_clip_rects) override;