Resolve flickering the text selection when hitting culled inline.

Source/core/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 817 matching lines @@
         result.addNodeToRectBasedTestResult(node(), request, locationInContainer);
         return regionResult.contains(tmpLocation.boundingBox());
     }
     return false;
 }
 
 PositionWithAffinity RenderInline::positionForPoint(const LayoutPoint& point)
 {
     // FIXME: Does not deal with relative positioned inlines (should it?)
     RenderBlock* cb = containingBlock();
-    if (firstLineBox()) {
+    if (firstLineBoxIncludingCulling()) {
         // This inline actually has a line box.  We must have clicked in the border/padding of one of these boxes.  We
         // should try to find a result by asking our containing block.
         return cb->positionForPoint(point);
     }
 
     // Translate the coords from the pre-anonymous block to the post-anonymous block.
     LayoutPoint parentBlockPoint = cb->location() + point;
     RenderBoxModelObject* c = continuation();
     while (c) {
         RenderBox* contBlock = c->isInline() ? c->containingBlock() : toRenderBlock(c);
@@ skipping 603 matching lines @@
 }
 
 void RenderInline::invalidateDisplayItemClients(DisplayItemList* displayItemList) const
 {
     RenderBoxModelObject::invalidateDisplayItemClients(displayItemList);
     for (InlineFlowBox* box = firstLineBox(); box; box = box->nextLineBox())
         displayItemList->invalidate(box->displayItemClient());
 }
 
 } // namespace blink