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

third_party/WebKit/Source/core/css/CSSImageSetValue.cpp

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 48 matching lines @@
     SECURITY_DCHECK(i < length);
     const CSSValue& scaleFactorValue = item(i);
     float scaleFactor = toCSSPrimitiveValue(scaleFactorValue).getFloatValue();
 
     ImageWithScale image;
     image.imageURL = imageURL;
     image.referrer = SecurityPolicy::generateReferrer(
         imageValue.referrer().referrerPolicy, KURL(ParsedURLString, imageURL),
         imageValue.referrer().referrer);
     image.scaleFactor = scaleFactor;
-    m_imagesInSet.append(image);
+    m_imagesInSet.push_back(image);
     ++i;
   }
 
   // Sort the images so that they are stored in order from lowest resolution to
   // highest.
   std::sort(m_imagesInSet.begin(), m_imagesInSet.end(),
             CSSImageSetValue::compareByScaleFactor);
 }
 
 CSSImageSetValue::ImageWithScale CSSImageSetValue::bestImageForScaleFactor(
@@ skipping 98 matching lines @@
 CSSImageSetValue* CSSImageSetValue::valueWithURLsMadeAbsolute() {
   CSSImageSetValue* value = CSSImageSetValue::create();
   for (auto& item : *this)
     item->isImageValue()
         ? value->append(*toCSSImageValue(*item).valueWithURLMadeAbsolute())
         : value->append(*item);
   return value;
 }
 
 }  // namespace blink