Remove a bit more position:fixed plumbing.

sky/engine/core/rendering/RenderObject.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 617 matching lines @@
     if (!isText() && 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 RenderInlines and lets us return a strongly-typed RenderBlock* 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())
+            if (o->canContainAbsolutePositionObjects())
                 break;
 
             if (o->style()->hasInFlowPosition() && o->isInline() && !o->isReplaced()) {
                 o = o->containingBlock();
                 break;
             }
 
             o = o->parent();
         }
 
@@ skipping 1634 matching lines @@
 
     EPosition pos = m_style->position();
     if (pos == AbsolutePosition) {
         // We technically just want our containing block, but
         // we may not have one if we're part of an uninstalled
         // subtree. We'll climb as high as we can though.
         while (o) {
             if (o->style()->position() != StaticPosition)
                 break;
 
-            if (o->canContainFixedPositionObjects())
+            if (o->canContainAbsolutePositionObjects())
                 break;
 
             if (paintInvalidationContainerSkipped && o == paintInvalidationContainer)
                 *paintInvalidationContainerSkipped = true;
 
             o = o->parent();
         }
     }
 
     return o;
@@ skipping 584 matching lines @@
 {
     if (object1) {
         const blink::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif