Remove resetStyleInheritance.

Source/core/dom/NodeRenderingTraversal.cpp

Index: Source/core/dom/NodeRenderingTraversal.cpp
diff --git a/Source/core/dom/NodeRenderingTraversal.cpp b/Source/core/dom/NodeRenderingTraversal.cpp
index 496413e966289fa459499cd8da2fe23a5d15a0aa..6cee1a7d1690e57aa586aa33b7f1e44380618e3c 100644
--- a/Source/core/dom/NodeRenderingTraversal.cpp
+++ b/Source/core/dom/NodeRenderingTraversal.cpp
@@ -49,15 +49,9 @@ void ParentDetails::didTraverseInsertionPoint(const InsertionPoint* insertionPoi
 {
     if (!m_insertionPoint) {
         m_insertionPoint = insertionPoint;
-        m_resetStyleInheritance  = m_resetStyleInheritance || insertionPoint->resetStyleInheritance();
     }
 }
 
-void ParentDetails::didTraverseShadowRoot(const ShadowRoot* root)
-{
-    m_resetStyleInheritance  = m_resetStyleInheritance || root->resetStyleInheritance();
-}
-
 ContainerNode* parent(const Node* node, ParentDetails* details)
 {
     // FIXME: We should probably ASSERT(!node->document().childNeedsDistributionRecalc()) here, but