Turn StyleSharing to 11.

sky/engine/core/css/resolver/SharedStyleFinder.h

Index: sky/engine/core/css/resolver/SharedStyleFinder.h
diff --git a/sky/engine/core/css/resolver/SharedStyleFinder.h b/sky/engine/core/css/resolver/SharedStyleFinder.h
index 6c602019a273a5932ab3721a106a74ebee3e45eb..46602619e11fb35ae8aeeacfc8f8861c2b862c0a 100644
--- a/sky/engine/core/css/resolver/SharedStyleFinder.h
+++ b/sky/engine/core/css/resolver/SharedStyleFinder.h
@@ -46,6 +46,7 @@ public:
         , m_features(features)
         , m_styleResolver(styleResolver)
         , m_context(context)
+        , m_renderingParent(nullptr)
     { }
 
     RenderStyle* findSharedStyle();
@@ -71,6 +72,7 @@ private:
     const RuleFeatureSet& m_features;
     StyleResolver& m_styleResolver;
     const ElementResolveContext& m_context;
+    ContainerNode* m_renderingParent;
 };
 
 } // namespace blink