Migrate WTF::Vector::append() to ::push_back() [part 3 of N]

third_party/WebKit/Source/core/css/parser/CSSParserObserverWrapper.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CSSParserObserverWrapper_h
 #define CSSParserObserverWrapper_h
 
 #include "core/css/parser/CSSParserObserver.h"
 #include "wtf/Allocator.h"
 
@@ skipping 14 matching lines @@
   unsigned endOffset(const CSSParserTokenRange&);  // Includes trailing comments
 
   void skipCommentsBefore(const CSSParserTokenRange&, bool leaveDirectlyBefore);
   void yieldCommentsBefore(const CSSParserTokenRange&);
 
   CSSParserObserver& observer() { return m_observer; }
   void addComment(unsigned startOffset,
                   unsigned endOffset,
                   unsigned tokensBefore) {
     CommentPosition position = {startOffset, endOffset, tokensBefore};
-    m_commentOffsets.append(position);
+    m_commentOffsets.push_back(position);
   }
-  void addToken(unsigned startOffset) { m_tokenOffsets.append(startOffset); }
+  void addToken(unsigned startOffset) { m_tokenOffsets.push_back(startOffset); }
   void finalizeConstruction(CSSParserToken* firstParserToken) {
     m_firstParserToken = firstParserToken;
     m_commentIterator = m_commentOffsets.begin();
   }
 
  private:
   CSSParserObserver& m_observer;
   Vector<unsigned> m_tokenOffsets;
   CSSParserToken* m_firstParserToken;
 
   struct CommentPosition {
     DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
     unsigned startOffset;
     unsigned endOffset;
     unsigned tokensBefore;
   };
 
   Vector<CommentPosition> m_commentOffsets;
   Vector<CommentPosition>::iterator m_commentIterator;
 };
 
 }  // namespace blink
 
 #endif  // CSSParserObserverWrapper_h