Fix template angle bracket syntax in dom

Source/core/dom/StyleSheetCollection.cpp

Index: Source/core/dom/StyleSheetCollection.cpp
diff --git a/Source/core/dom/StyleSheetCollection.cpp b/Source/core/dom/StyleSheetCollection.cpp
index df906c437b3c580246c24a7ea5b680edcaa5546c..ba76864c114ff01c0caa377dd29e29ae78ae4c98 100644
--- a/Source/core/dom/StyleSheetCollection.cpp
+++ b/Source/core/dom/StyleSheetCollection.cpp
@@ -43,14 +43,14 @@ void StyleSheetCollection::swap(StyleSheetCollection& other)
     m_activeAuthorStyleSheets.swap(other.m_activeAuthorStyleSheets);
 }
 
-void StyleSheetCollection::swapSheetsForSheetList(WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& sheets)
+void StyleSheetCollection::swapSheetsForSheetList(WillBeHeapVector<RefPtrWillBeMember<StyleSheet>>& sheets)
 {
     // Only called for collection of HTML Imports that never has active sheets.
     ASSERT(m_activeAuthorStyleSheets.isEmpty());
     m_styleSheetsForStyleSheetList.swap(sheets);
 }
 
-void StyleSheetCollection::appendActiveStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& sheets)
+void StyleSheetCollection::appendActiveStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet>>& sheets)
 {
     m_activeAuthorStyleSheets.appendVector(sheets);
 }