Move overflow in InlineTextBox::adjustPosition() if it has glyph overflows

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 77 matching lines @@
     }
 
     return gTextBoxesWithOverflow->get(this);
 }
 
 void InlineTextBox::setLogicalOverflowRect(const LayoutRect& rect)
 {
     ASSERT(!knownToHaveNoOverflow());
     if (!gTextBoxesWithOverflow)
         gTextBoxesWithOverflow = new InlineTextBoxOverflowMap;
-    gTextBoxesWithOverflow->add(this, rect);
+    gTextBoxesWithOverflow->set(this, rect);
+}
+
+void InlineTextBox::move(const LayoutSize& delta)
+{
+    InlineBox::move(delta);
+
+    if (!knownToHaveNoOverflow()) {
+        LayoutRect logicalOverflowRect = this->logicalOverflowRect();
+        logicalOverflowRect.move(isHorizontal() ? delta : delta.transposedSize());
+        setLogicalOverflowRect(logicalOverflowRect);
+    }
 }
 
 int InlineTextBox::baselinePosition(FontBaseline baselineType) const
 {
     if (!isText() || !parent())
         return 0;
     if (parent()->layoutObject() == layoutObject().parent())
         return parent()->baselinePosition(baselineType);
     return toLayoutBoxModelObject(layoutObject().parent())->baselinePosition(baselineType, isFirstLineStyle(), isHorizontal() ? HorizontalLine : VerticalLine, PositionOnContainingLine);
 }
@@ skipping 442 matching lines @@
     printedCharacters = fprintf(stderr, "\t%s %p", obj.name(), &obj);
     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