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

third_party/WebKit/Source/core/editing/GranularityStrategyTest.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "core/dom/Text.h"
 #include "core/editing/FrameSelection.h"
 #include "core/frame/FrameView.h"
@@ skipping 131 matching lines @@
         IntPoint wordMiddle((m_letterPos[wordStartIndex].x() +
                              m_letterPos[i + wordStartIndexOffset].x()) /
                                 2,
                             m_letterPos[wordStartIndex].y());
         m_wordMiddles.append(wordMiddle);
         wordStarted = false;
       }
     }
   }
   if (wordStarted) {
-    const auto& lastNode = textNodes.last();
+    const auto& lastNode = textNodes.back();
     int xEnd = visiblePositionToContentsPoint(
                    createVisiblePosition(
                        Position(lastNode, lastNode->wholeText().length())))
                    .x();
     IntPoint wordMiddle((m_letterPos[wordStartIndex].x() + xEnd) / 2,
                         m_letterPos[wordStartIndex].y());
     m_wordMiddles.append(wordMiddle);
   }
 }
 
@@ skipping 538 matching lines @@
   selection().setSelection(
       SelectionInDOMTree::Builder()
           .setBaseAndExtent(Position(text, 15), Position(text, 22))
           .build());
   EXPECT_EQ_SELECTED_TEXT("mnopqr ");
   selection().moveRangeSelectionExtent(m_wordMiddles[4]);
   EXPECT_EQ_SELECTED_TEXT("mnopqr iiin");
 }
 
 }  // namespace blink