Migrate WTF::Vector::append() to ::push_back() [part 14 of N]

third_party/WebKit/Source/platform/graphics/GraphicsLayerDebugInfo.cpp

 /*
  * Copyright (C) 2014 Google 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 81 matching lines @@
   if (!m_ownerNodeId)
     return;
 
   tracedValue->SetInteger("owner_node", m_ownerNodeId);
 }
 
 void GraphicsLayerDebugInfo::appendAnnotatedInvalidateRect(
     const FloatRect& rect,
     PaintInvalidationReason invalidationReason) {
   AnnotatedInvalidationRect annotatedRect = {rect, invalidationReason};
-  m_invalidations.append(annotatedRect);
+  m_invalidations.push_back(annotatedRect);
 }
 
 void GraphicsLayerDebugInfo::clearAnnotatedInvalidateRects() {
   m_previousInvalidations.clear();
   m_previousInvalidations.swap(m_invalidations);
 }
 
 void GraphicsLayerDebugInfo::appendMainThreadScrollingReasons(
     base::trace_event::TracedValue* tracedValue) const {
   MainThreadScrollingReason::mainThreadScrollingReasonsAsTracedValue(
       m_mainThreadScrollingReasons, tracedValue);
 }
 
 }  // namespace blink