Remove unnecessary includes from LayoutBlockFlowLine.cpp

third_party/WebKit/Source/core/layout/LayoutBlockFlowLine.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  *               All right reserved.
  * Copyright (C) 2010 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.
@@ skipping 21 matching lines @@
 #include "core/layout/api/SelectionState.h"
 #include "core/layout/line/BreakingContextInlineHeaders.h"
 #include "core/layout/line/GlyphOverflow.h"
 #include "core/layout/line/LayoutTextInfo.h"
 #include "core/layout/line/LineLayoutState.h"
 #include "core/layout/line/LineWidth.h"
 #include "core/layout/line/WordMeasurement.h"
 #include "core/layout/svg/line/SVGRootInlineBox.h"
 #include "platform/text/BidiResolver.h"
 #include "platform/text/Character.h"
-#include "wtf/StdLibExtras.h"
 #include "wtf/Vector.h"
-#include "wtf/text/CharacterNames.h"
 
 namespace blink {
 
-using namespace WTF::Unicode;
-
 class ExpansionOpportunities {
  public:
   ExpansionOpportunities() : m_totalOpportunities(0) {}
 
   void addRunWithExpansions(BidiRun& run,
                             bool& isAfterExpansion,
                             TextJustify textJustify) {
     LineLayoutText text = LineLayoutText(run.m_lineLayoutItem);
     unsigned opportunitiesInRun;
     if (text.is8Bit()) {
@@ skipping 2453 matching lines @@
 
 bool LayoutBlockFlow::paintedOutputOfObjectHasNoEffectRegardlessOfSize() const {
   // LayoutBlockFlow is in charge of paint invalidation of the first line.
   if (firstLineBox())
     return false;
 
   return LayoutBlock::paintedOutputOfObjectHasNoEffectRegardlessOfSize();
 }
 
 }  // namespace blink