Make VisibleUnits::ComputeTextRect() return unified IntRect

third_party/WebKit/Source/core/dom/Range.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Gunnstein Lye (gunnstein@netcom.no)
  * (C) 2000 Frederik Holljen (frederik.holljen@hig.no)
  * (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2011 Motorola Mobility. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1423 matching lines @@
 
 Node* Range::FirstNode() const {
   return StartPosition().NodeAsRangeFirstNode();
 }
 
 Node* Range::PastLastNode() const {
   return EndPosition().NodeAsRangePastLastNode();
 }
 
 IntRect Range::BoundingBox() const {
-  IntRect result;
-  const Vector<IntRect>& rects = ComputeTextRects(EphemeralRange(this));
-  for (const IntRect& rect : rects)
-    result.Unite(rect);
-  return result;
+  return ComputeTextRect(EphemeralRange(this));
 }
 
 // TODO(tanvir.rizvi): We will replace Range::TextQuads with
 // ComputeTextQuads(in VisibleUnits) and get rid of Range::TextQuads.
 void Range::TextQuads(Vector<FloatQuad>& quads) const {
   quads.AppendVector(ComputeTextQuads(EphemeralRange(this)));
 }
 
 bool AreRangesEqual(const Range* a, const Range* b) {
   if (a == b)
@@ skipping 321 matching lines @@
                      .data()
               << "start offset: " << range->startOffset()
               << ", end offset: " << range->endOffset();
   } else {
     LOG(INFO) << "Cannot show tree if range is null, or if boundary points are "
                  "invalid.";
   }
 }
 
 #endif