Migrate WTF::Vector::append() to ::push_back() [part 9 of N]

third_party/WebKit/Source/core/layout/line/RootInlineBox.cpp

 /*
  * Copyright (C) 2003, 2006, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 595 matching lines @@
   }
 
   bool includeLeading = includeLeadingForBox(box);
   bool setUsedFontWithLeading = false;
 
   if (usedFonts && !usedFonts->isEmpty() && (box->getLineLayoutItem()
                                                  .style(isFirstLineStyle())
                                                  ->lineHeight()
                                                  .isNegative() &&
                                              includeLeading)) {
-    usedFonts->append(box->getLineLayoutItem()
-                          .style(isFirstLineStyle())
-                          ->font()
-                          .primaryFont());
+    usedFonts->push_back(box->getLineLayoutItem()
+                             .style(isFirstLineStyle())
+                             ->font()
+                             .primaryFont());
     for (size_t i = 0; i < usedFonts->size(); ++i) {
       const FontMetrics& fontMetrics = usedFonts->at(i)->getFontMetrics();
       int usedFontAscent = fontMetrics.ascent(baselineType());
       int usedFontDescent = fontMetrics.descent(baselineType());
       int halfLeading = (fontMetrics.lineSpacing() - fontMetrics.height()) / 2;
       int usedFontAscentAndLeading = usedFontAscent + halfLeading;
       int usedFontDescentAndLeading =
           fontMetrics.lineSpacing() - usedFontAscentAndLeading;
       if (includeLeading) {
         setAscentAndDescent(ascent, descent, usedFontAscentAndLeading,
@@ skipping 152 matching lines @@
   }
   endBox = nullptr;
   return nullptr;
 }
 
 const char* RootInlineBox::boxName() const {
   return "RootInlineBox";
 }
 
 }  // namespace blink