Get rid of a redundant function alias lastPositionInNode()

third_party/WebKit/Source/core/editing/spellcheck/SpellChecker.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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 500 matching lines @@
     DCHECK(visibleStart.isNotNull());
     const Position& sentenceStart = startOfSentence(visibleStart).deepEquivalent();
     return expandEndToSentenceBoundary(EphemeralRange(sentenceStart.isNull() ? range.startPosition() : sentenceStart, range.endPosition()));
 }
 
 void SpellChecker::chunkAndMarkAllMisspellingsAndBadGrammar(Node* node, const EphemeralRange& insertedRange)
 {
     TRACE_EVENT0("blink", "SpellChecker::chunkAndMarkAllMisspellingsAndBadGrammar");
     if (!node)
         return;
-    EphemeralRange paragraphRange(Position::firstPositionInNode(node), lastPositionInNode(node));
+    EphemeralRange paragraphRange(Position::firstPositionInNode(node), Position::lastPositionInNode(node));
     TextCheckingParagraph textToCheck(insertedRange, paragraphRange);
     chunkAndMarkAllMisspellingsAndBadGrammar(resolveTextCheckingTypeMask(TextCheckingTypeSpelling | TextCheckingTypeGrammar), textToCheck);
 }
 
 void SpellChecker::chunkAndMarkAllMisspellingsAndBadGrammar(TextCheckingTypeMask textCheckingOptions, const TextCheckingParagraph& fullParagraphToCheck)
 {
     if (fullParagraphToCheck.isEmpty())
         return;
     const EphemeralRange& paragraphRange = fullParagraphToCheck.paragraphRange();
 
@@ skipping 404 matching lines @@
     visitor->trace(m_frame);
     visitor->trace(m_spellCheckRequester);
 }
 
 void SpellChecker::prepareForLeakDetection()
 {
     m_spellCheckRequester->prepareForLeakDetection();
 }
 
 } // namespace blink