Migrate WTF::Vector::append() to ::push_back() [part 13 of N]

third_party/WebKit/Source/modules/accessibility/AXTableColumn.cpp

 /*
  * Copyright (C) 2008 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
@@ skipping 47 matching lines @@
   LayoutObject* layoutObject = m_parent->getLayoutObject();
   if (!layoutObject)
     return;
 
   if (!m_parent->isAXTable())
     return;
 
   if (toAXTable(m_parent)->isAriaTable()) {
     for (const auto& cell : children()) {
       if (cell->roleValue() == ColumnHeaderRole)
-        headers.append(cell);
+        headers.push_back(cell);
     }
     return;
   }
 
   if (!layoutObject->isTable())
     return;
 
   LayoutTable* table = toLayoutTable(layoutObject);
   LayoutTableSection* tableSection = table->topSection();
   for (; tableSection;
        tableSection = table->sectionBelow(tableSection, SkipEmptySections)) {
     unsigned numCols = tableSection->numEffectiveColumns();
     if (m_columnIndex >= numCols)
       continue;
     unsigned numRows = tableSection->numRows();
     for (unsigned r = 0; r < numRows; r++) {
       LayoutTableCell* layoutCell =
           tableSection->primaryCellAt(r, m_columnIndex);
       if (!layoutCell)
         continue;
 
       AXObject* cell = axObjectCache().getOrCreate(layoutCell->node());
       if (!cell || !cell->isTableCell() || headers.contains(cell))
         continue;
 
       if (toAXTableCell(cell)->scanToDecideHeaderRole() == ColumnHeaderRole)
-        headers.append(cell);
+        headers.push_back(cell);
     }
   }
 }
 
 AXObject* AXTableColumn::headerObject() {
   AXObjectVector headers;
   headerObjectsForColumn(headers);
   if (!headers.size())
     return 0;
 
@@ skipping 27 matching lines @@
 
   for (int i = 0; i < numRows; i++) {
     AXTableCell* cell = parentTable->cellForColumnAndRow(m_columnIndex, i);
     if (!cell)
       continue;
 
     // make sure the last one isn't the same as this one (rowspan cells)
     if (m_children.size() > 0 && m_children.back() == cell)
       continue;
 
-    m_children.append(cell);
+    m_children.push_back(cell);
   }
 }
 
 }  // namespace blink