Index: Source/core/css/resolver/ViewportStyleResolver.cpp |
diff --git a/Source/core/css/resolver/ViewportStyleResolver.cpp b/Source/core/css/resolver/ViewportStyleResolver.cpp |
index d749dbe8ea4cb6b54d76dd70b8354b61c6ec543b..dba44849fda6c31920b9f4b1becb7e06c1d2f090 100644 |
--- a/Source/core/css/resolver/ViewportStyleResolver.cpp |
+++ b/Source/core/css/resolver/ViewportStyleResolver.cpp |
@@ -200,6 +200,7 @@ Length ViewportStyleResolver::viewportLengthValue(CSSPropertyID id) const |
void ViewportStyleResolver::trace(Visitor* visitor) |
{ |
visitor->trace(m_propertySet); |
+ visitor->trace(m_document); |
} |
} // namespace blink |