Stop hit testing culled inlines when a match is found

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 365 matching lines @@
     return -1;
 }
 
 bool InlineTextBox::isLineBreak() const
 {
     return lineLayoutItem().isBR() || (lineLayoutItem().style()->preserveNewline() && len() == 1 && (*lineLayoutItem().text().impl())[start()] == '\n');
 }
 
 bool InlineTextBox::nodeAtPoint(HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, LayoutUnit /* lineTop */, LayoutUnit /*lineBottom*/)
 {
-    if (isLineBreak())
+    if (isLineBreak() || m_truncation == cFullTruncation)
         return false;
 
     LayoutPoint boxOrigin = locationIncludingFlipping();
     boxOrigin.moveBy(accumulatedOffset);
     LayoutRect rect(boxOrigin, size());
-    // FIXME: both calls to rawValue() below is temporary and should be removed once the transition
-    // to LayoutUnit-based types is complete (crbug.com/321237)
-    if (m_truncation != cFullTruncation && visibleToHitTestRequest(result.hitTestRequest()) && locationInContainer.intersects(rect)) {
+    if (visibleToHitTestRequest(result.hitTestRequest()) && locationInContainer.intersects(rect)) {
         lineLayoutItem().updateHitTestResult(result, flipForWritingMode(locationInContainer.point() - toLayoutSize(accumulatedOffset)));
-        if (!result.addNodeToListBasedTestResult(lineLayoutItem().node(), locationInContainer, rect))
+        if (result.addNodeToListBasedTestResult(lineLayoutItem().node(), locationInContainer, rect) == StopHitTesting)
             return true;
     }
     return false;
 }
 
 bool InlineTextBox::getEmphasisMarkPosition(const ComputedStyle& style, TextEmphasisPosition& emphasisPosition) const
 {
     // This function returns true if there are text emphasis marks and they are suppressed by ruby text.
     if (style.textEmphasisMark() == TextEmphasisMarkNone)
         return false;
@@ skipping 222 matching lines @@
     printedCharacters = fprintf(stderr, "\t%s %p", obj.name(), obj.debugPointer());
     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