Bug 1865668: Don't generate text node for pseudo-elements with empty string content. r=emilio

Differential Revision: https://phabricator.services.mozilla.com/D194094
2023-11-21 21:14:11 +00:00
parent 59801f013b
commit 3730f7260b
1 changed files with 6 additions and 2 deletions
--- a/layout/base/nsCSSFrameConstructor.cpp
+++ b/layout/base/nsCSSFrameConstructor.cpp
@@ -1551,8 +1551,12 @@ void nsCSSFrameConstructor::CreateGeneratedContent(
    }

    case Type::String: {
-      RefPtr text = CreateGenConTextNode(
-          aState, NS_ConvertUTF8toUTF16(item.AsString().AsString()), nullptr);
+      const auto string = item.AsString().AsString();
+      if (string.IsEmpty()) {
+        return;
+      }
+      RefPtr text =
+          CreateGenConTextNode(aState, NS_ConvertUTF8toUTF16(string), nullptr);
      aAddChild(text);
      return;
    }