Make StyleChange parameter explicit in setNeedsStyleRecalc.

Source/core/html/HTMLSelectElement.cpp

Index: Source/core/html/HTMLSelectElement.cpp
diff --git a/Source/core/html/HTMLSelectElement.cpp b/Source/core/html/HTMLSelectElement.cpp
index 74f8627def91049db2f6f5c8ff788e38b50bd5f5..a3ed48f60f99b41981b5b6ac09372713a98c1584 100644
--- a/Source/core/html/HTMLSelectElement.cpp
+++ b/Source/core/html/HTMLSelectElement.cpp
@@ -695,7 +695,7 @@ void HTMLSelectElement::setRecalcListItems()
     // Manual selection anchor is reset when manipulating the select programmatically.
     m_activeSelectionAnchorIndex = -1;
     setOptionsChangedOnRenderer();
-    setNeedsStyleRecalc();
+    setNeedsStyleRecalc(SubtreeStyleChange);
     if (!inDocument()) {
         if (HTMLCollection* collection = cachedHTMLCollection(SelectOptions))
             collection->invalidateCache();
@@ -1038,7 +1038,7 @@ void HTMLSelectElement::resetImpl()
         firstOption->setSelectedState(true);
 
     setOptionsChangedOnRenderer();
-    setNeedsStyleRecalc();
+    setNeedsStyleRecalc(SubtreeStyleChange);
     setNeedsValidityCheck();
 }