Remove incorrect styleResolver() checks.

third_party/WebKit/Source/core/dom/Element.cpp

Index: third_party/WebKit/Source/core/dom/Element.cpp
diff --git a/third_party/WebKit/Source/core/dom/Element.cpp b/third_party/WebKit/Source/core/dom/Element.cpp
index 0c31e20d226e9dc20127852fee2a8992a415a048..04e85d716498688710b0384aaeff94a8ff3d2557 100644
--- a/third_party/WebKit/Source/core/dom/Element.cpp
+++ b/third_party/WebKit/Source/core/dom/Element.cpp
@@ -1328,12 +1328,6 @@ void Element::attributeChanged(const AttributeModificationParams& params) {
 
   invalidateNodeListCachesInAncestors(&name, this);
 
-  // If there is currently no StyleResolver, we can't be sure that this
-  // attribute change won't affect style.
-  if (!document().styleResolver())
-    setNeedsStyleRecalc(SubtreeStyleChange,
-                        StyleChangeReasonForTracing::fromAttribute(name));
-
   if (isConnected()) {
     if (AXObjectCache* cache = document().existingAXObjectCache())
       cache->handleAttributeChanged(name, this);
@@ -2366,9 +2360,6 @@ void Element::checkForEmptyStyleChange() {
     return;
   if (!inActiveDocument())
     return;
-  if (!document().styleResolver())
-    return;
-
   if (!style ||
       (styleAffectedByEmpty() && (!style->emptyState() || hasChildren())))
     pseudoStateChanged(CSSSelector::PseudoEmpty);