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

third_party/WebKit/Source/platform/blob/BlobData.cpp

 /*
  * Copyright (C) 2010 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 122 matching lines @@
 }
 
 void BlobData::appendText(const String& text,
                           bool doNormalizeLineEndingsToNative) {
   CHECK_EQ(m_fileComposition, FileCompositionStatus::NO_UNKNOWN_SIZE_FILES)
       << "Blobs with a unknown-size file cannot have other items.";
   CString utf8Text = UTF8Encoding().encode(text, WTF::EntitiesForUnencodables);
   RefPtr<RawData> data = nullptr;
   Vector<char>* buffer;
   if (canConsolidateData(text.length())) {
-    buffer = m_items.last().data->mutableData();
+    buffer = m_items.back().data->mutableData();
   } else {
     data = RawData::create();
     buffer = data->mutableData();
   }
 
   if (doNormalizeLineEndingsToNative) {
     normalizeLineEndingsToNative(utf8Text, *buffer);
   } else {
     buffer->append(utf8Text.data(), utf8Text.length());
   }
 
   if (data)
     m_items.append(BlobDataItem(data.release()));
 }
 
 void BlobData::appendBytes(const void* bytes, size_t length) {
   CHECK_EQ(m_fileComposition, FileCompositionStatus::NO_UNKNOWN_SIZE_FILES)
       << "Blobs with a unknown-size file cannot have other items.";
   if (canConsolidateData(length)) {
-    m_items.last().data->mutableData()->append(static_cast<const char*>(bytes),
+    m_items.back().data->mutableData()->append(static_cast<const char*>(bytes),
                                                length);
     return;
   }
   RefPtr<RawData> data = RawData::create();
   Vector<char>* buffer = data->mutableData();
   buffer->append(static_cast<const char*>(bytes), length);
   m_items.append(BlobDataItem(data.release()));
 }
 
 long long BlobData::length() const {
@@ skipping 17 matching lines @@
       case BlobDataItem::FileSystemURL:
         return BlobDataItem::toEndOfFile;
     }
   }
   return length;
 }
 
 bool BlobData::canConsolidateData(size_t length) {
   if (m_items.isEmpty())
     return false;
-  BlobDataItem& lastItem = m_items.last();
+  BlobDataItem& lastItem = m_items.back();
   if (lastItem.type != BlobDataItem::Data)
     return false;
   if (lastItem.data->length() + length > kMaxConsolidatedItemSizeInBytes)
     return false;
   return true;
 }
 
 BlobDataHandle::BlobDataHandle()
     : m_uuid(createCanonicalUUIDString()), m_size(0) {
   BlobRegistry::registerBlobData(m_uuid, BlobData::create());
@@ skipping 13 matching lines @@
       m_type(isValidBlobType(type) ? type.isolatedCopy() : ""),
       m_size(size) {
   BlobRegistry::addBlobDataRef(m_uuid);
 }
 
 BlobDataHandle::~BlobDataHandle() {
   BlobRegistry::removeBlobDataRef(m_uuid);
 }
 
 }  // namespace blink