Replace raw pointers to GC allocated objects by members in stack allocated objects.

Source/core/css/resolver/StyleResolverState.h

Index: Source/core/css/resolver/StyleResolverState.h
diff --git a/Source/core/css/resolver/StyleResolverState.h b/Source/core/css/resolver/StyleResolverState.h
index a23f9da7bd9f7b7d7bc7d54b5d91a7d452de4c01..cfc0b32b99eb0e7da0c591190c3bf8d94bdad9a7 100644
--- a/Source/core/css/resolver/StyleResolverState.h
+++ b/Source/core/css/resolver/StyleResolverState.h
@@ -158,7 +158,7 @@ private:
     bool m_applyPropertyToRegularStyle;
     bool m_applyPropertyToVisitedLinkStyle;
 
-    CSSValue* m_lineHeightValue;
+    RawPtrWillBeMember<CSSValue> m_lineHeightValue;
 
     FontBuilder m_fontBuilder;
 
@@ -170,7 +170,7 @@ private:
     CSSToStyleMap m_styleMap;
     Vector<AtomicString> m_contentAttrValues;
 
-    StyleRule* m_currentRule;
+    RawPtrWillBeMember<StyleRule> m_currentRule;
 };
 
 } // namespace WebCore