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

third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
@@ skipping 690 matching lines @@
   bool willChangeContents = false;
   bool willChangeScrollPosition = false;
   Vector<CSSPropertyID> willChangeProperties;
 
   if (value.isIdentifierValue()) {
     DCHECK_EQ(toCSSIdentifierValue(value).getValueID(), CSSValueAuto);
   } else {
     DCHECK(value.isValueList());
     for (auto& willChangeValue : toCSSValueList(value)) {
       if (willChangeValue->isCustomIdentValue())
-        willChangeProperties.append(
+        willChangeProperties.push_back(
             toCSSCustomIdentValue(*willChangeValue).valueAsPropertyID());
       else if (toCSSIdentifierValue(*willChangeValue).getValueID() ==
                CSSValueContents)
         willChangeContents = true;
       else if (toCSSIdentifierValue(*willChangeValue).getValueID() ==
                CSSValueScrollPosition)
         willChangeScrollPosition = true;
       else
         NOTREACHED();
     }
@@ skipping 311 matching lines @@
     state.style()->setCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value));
   }
   if (state.applyPropertyToVisitedLinkStyle()) {
     state.style()->setVisitedLinkCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value, true));
   }
 }
 
 }  // namespace blink