Remove the text blob cache

third_party/WebKit/Source/core/layout/line/InlineTextBox.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple 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 39 matching lines @@
               "InlineTextBox should stay small");
 
 typedef WTF::HashMap<const InlineTextBox*, LayoutRect> InlineTextBoxOverflowMap;
 static InlineTextBoxOverflowMap* gTextBoxesWithOverflow;
 
 void InlineTextBox::destroy() {
   AbstractInlineTextBox::willDestroy(this);
 
   if (!knownToHaveNoOverflow() && gTextBoxesWithOverflow)
     gTextBoxesWithOverflow->erase(this);
-  InlineTextBoxPainter::removeFromTextBlobCache(*this);
   InlineBox::destroy();
 }
 
 void InlineTextBox::offsetRun(int delta) {
   ASSERT(!isDirty());
-  InlineTextBoxPainter::removeFromTextBlobCache(*this);
   m_start += delta;
 }
 
 void InlineTextBox::markDirty() {
-  // FIXME: Is it actually possible to try and paint a dirty InlineTextBox?
-  InlineTextBoxPainter::removeFromTextBlobCache(*this);
-
   m_len = 0;
   m_start = 0;
   InlineBox::markDirty();
 }
 
 LayoutRect InlineTextBox::logicalOverflowRect() const {
   if (knownToHaveNoOverflow() || !gTextBoxesWithOverflow)
     return logicalFrameRect();
 
   const auto& it = gTextBoxesWithOverflow->find(this);
@@ skipping 214 matching lines @@
     return;
 
   getLineLayoutItem().attachTextBox(this);
 }
 
 void InlineTextBox::setTruncation(unsigned truncation) {
   if (truncation == m_truncation)
     return;
 
   m_truncation = truncation;
-  InlineTextBoxPainter::removeFromTextBlobCache(*this);
 }
 
 void InlineTextBox::clearTruncation() {
   setTruncation(cNoTruncation);
 }
 
 LayoutUnit InlineTextBox::placeEllipsisBox(bool flowIsLTR,
                                            LayoutUnit visibleLeftEdge,
                                            LayoutUnit visibleRightEdge,
                                            LayoutUnit ellipsisWidth,
@@ skipping 369 matching lines @@
   const int layoutObjectCharacterOffset = 75;
   for (; printedCharacters < layoutObjectCharacterOffset; printedCharacters++)
     fputc(' ', stderr);
   fprintf(stderr, "(%d,%d) \"%s\"\n", start(), start() + len(),
           value.utf8().data());
 }
 
 #endif
 
 }  // namespace blink