Fix template angle bracket syntax in css

Source/core/css/CSSRuleList.h

Index: Source/core/css/CSSRuleList.h
diff --git a/Source/core/css/CSSRuleList.h b/Source/core/css/CSSRuleList.h
index 6fcdd62446c226efbfa4069180e5fccc64586cb6..638b36046c8f7b864c3253cf94a77785c162db55 100644
--- a/Source/core/css/CSSRuleList.h
+++ b/Source/core/css/CSSRuleList.h
@@ -68,7 +68,7 @@ public:
     virtual void deref() override;
 #endif
 
-    WillBeHeapVector<RefPtrWillBeMember<CSSRule> >& rules() { return m_rules; }
+    WillBeHeapVector<RefPtrWillBeMember<CSSRule>>& rules() { return m_rules; }
 
     virtual CSSStyleSheet* styleSheet() const override { return 0; }
 
@@ -81,7 +81,7 @@ private:
     virtual unsigned length() const override { return m_rules.size(); }
     virtual CSSRule* item(unsigned index) const override { return index < m_rules.size() ? m_rules[index].get() : 0; }
 
-    WillBeHeapVector<RefPtrWillBeMember<CSSRule> > m_rules;
+    WillBeHeapVector<RefPtrWillBeMember<CSSRule>> m_rules;
 #if !ENABLE(OILPAN)
     unsigned m_refCount;
 #endif