Further plumb visual rect into cc:DisplayItemList.

cc/playback/drawing_display_item.cc

Index: cc/playback/drawing_display_item.cc
diff --git a/cc/playback/drawing_display_item.cc b/cc/playback/drawing_display_item.cc
index e43ad7271c3f0ea9842cdb5f0b23bcbfcaaa47e4..05935778582c5d8d11b716610cac185db21816d5 100644
--- a/cc/playback/drawing_display_item.cc
+++ b/cc/playback/drawing_display_item.cc
@@ -90,10 +90,18 @@ void DrawingDisplayItem::Raster(SkCanvas* canvas,
 }
 
 void DrawingDisplayItem::AsValueInto(
+    const gfx::Rect& visual_rect,
     base::trace_event::TracedValue* array) const {
   array->BeginDictionary();
   array->SetString("name", "DrawingDisplayItem");
 
+  array->BeginArray("visualRect");
+  array->AppendInteger(visual_rect.x());
+  array->AppendInteger(visual_rect.y());
+  array->AppendInteger(visual_rect.width());
+  array->AppendInteger(visual_rect.height());
+  array->EndArray();
+
   array->BeginArray("cullRect");
   array->AppendInteger(picture_->cullRect().x());
   array->AppendInteger(picture_->cullRect().y());