WTF/std normalization: replace WTF::Vector::last with ::back

third_party/WebKit/Source/core/dom/Document.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 915 matching lines @@
   String designMode() const;
   void setDesignMode(const String&);
 
   Document* parentDocument() const;
   Document& topDocument() const;
   Document* contextDocument();
 
   ScriptRunner* scriptRunner() { return m_scriptRunner.get(); }
 
   Element* currentScript() const {
-    return !m_currentScriptStack.isEmpty() ? m_currentScriptStack.last().get()
+    return !m_currentScriptStack.isEmpty() ? m_currentScriptStack.back().get()
                                            : nullptr;
   }
   void currentScriptForBinding(HTMLScriptElementOrSVGScriptElement&) const;
   void pushCurrentScript(Element*);
   void popCurrentScript();
 
   void setTransformSource(std::unique_ptr<TransformSource>);
   TransformSource* transformSource() const { return m_transformSource.get(); }
 
   void incDOMTreeVersion() {
@@ skipping 766 matching lines @@
 DEFINE_TYPE_CASTS(TreeScope, Document, document, true, true);
 
 }  // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLiveDocumentInstances();
 #endif
 
 #endif  // Document_h