From ea44e60b7ed5f674b6de65fad669ac43a45438cc Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Fri, 18 Aug 2017 13:39:37 +0200
Subject: HTML - implement the labels attribute (follow up)

---
 layout/base/nsLayoutDebugger.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'layout')

diff --git a/layout/base/nsLayoutDebugger.cpp b/layout/base/nsLayoutDebugger.cpp
index 22c313c72..6ce629bc9 100644
--- a/layout/base/nsLayoutDebugger.cpp
+++ b/layout/base/nsLayoutDebugger.cpp
@@ -126,8 +126,10 @@ PrintDisplayItemTo(nsDisplayListBuilder* aBuilder, nsDisplayItem* aItem,
       contentData.AppendLiteral(" id:");
       contentData.Append(tmp);
     }
-    if (content->GetClasses()) {
-      content->GetClasses()->ToString(tmp);
+    const nsAttrValue* classes = content->IsElement() ?
+      content->AsElement()->GetClasses() : nullptr;
+    if (classes) {
+      classes->ToString(tmp);
       contentData.AppendLiteral(" class:");
       contentData.Append(tmp);
     }
-- 
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