Remove unneeded loop from LayoutObject::containingBlock.

Source/core/layout/LayoutObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 860 matching lines @@
 
 LayoutBlock* LayoutObject::containingBlock() const
 {
     LayoutObject* o = parent();
     if (!o && isLayoutScrollbarPart())
         o = toLayoutScrollbarPart(this)->layoutObjectOwningScrollbar();
     if (!isTextOrSVGChild() && m_style->position() == FixedPosition)
         return containerForFixedPosition();
     if (!isTextOrSVGChild() && m_style->position() == AbsolutePosition) {
         while (o) {
-            // For relpositioned inlines, we return the nearest non-anonymous enclosing block. We don't try
-            // to return the inline itself.  This allows us to avoid having a positioned objects
-            // list in all LayoutInlines and lets us return a strongly-typed LayoutBlock* result
-            // from this method.  The container() method can actually be used to obtain the
-            // inline directly.
             if (o->style()->position() != StaticPosition && (!o->isInline() || o->isReplaced()))
                 break;
 
             if (o->canContainFixedPositionObjects())
                 break;
 
-            if (o->style()->hasInFlowPosition() && o->isInline() && !o->isReplaced()) {
-                o = o->containingBlock();
-                break;
-            }
-
             o = o->parent();
         }
 
         if (o && !o->isLayoutBlock())
             o = o->containingBlock();
 
         while (o && o->isAnonymousBlock())
             o = o->containingBlock();
     } else if (isColumnSpanAll()) {
         o = spannerPlaceholder()->containingBlock();
@@ skipping 2402 matching lines @@
         const blink::LayoutObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showLayoutTreeAndMark(object1, "*", object2, "-", 0);
     } else {
         fprintf(stderr, "Cannot showLayoutTree. Root is (nil)\n");
     }
 }
 
 #endif