Make StyleChange parameter explicit in setNeedsStyleRecalc.

Source/core/css/StyleInvalidationAnalysis.cpp

Index: Source/core/css/StyleInvalidationAnalysis.cpp
diff --git a/Source/core/css/StyleInvalidationAnalysis.cpp b/Source/core/css/StyleInvalidationAnalysis.cpp
index 1e4d95289ea12126d7228df8af8677b2b531b6fc..d62fb83c1790dcca28065ad8c756f4de8035b5ae 100644
--- a/Source/core/css/StyleInvalidationAnalysis.cpp
+++ b/Source/core/css/StyleInvalidationAnalysis.cpp
@@ -198,7 +198,7 @@ void StyleInvalidationAnalysis::invalidateStyle(Document& document)
 
     if (!m_scopingNodes.isEmpty()) {
         for (unsigned i = 0; i < m_scopingNodes.size(); ++i)
-            m_scopingNodes.at(i)->setNeedsStyleRecalc();
+            m_scopingNodes.at(i)->setNeedsStyleRecalc(SubtreeStyleChange);
     }
 
     if (m_idScopes.isEmpty() && m_classScopes.isEmpty())
@@ -206,7 +206,7 @@ void StyleInvalidationAnalysis::invalidateStyle(Document& document)
     Element* element = ElementTraversal::firstWithin(document);
     while (element) {
         if (elementMatchesSelectorScopes(element, m_idScopes, m_classScopes)) {
-            element->setNeedsStyleRecalc();
+            element->setNeedsStyleRecalc(SubtreeStyleChange);
             // The whole subtree is now invalidated, we can skip to the next sibling.
             element = ElementTraversal::nextSkippingChildren(*element);
             continue;