Rename RenderText to LayoutText

Source/core/layout/line/LineBoxList.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 248 matching lines @@
         potentialLineBreakObjects.add(curr);
 
         if (curr->isFloatingOrOutOfFlowPositioned())
             continue;
 
         if (curr->isReplaced()) {
             InlineBox* wrapper = toLayoutBox(curr)->inlineBoxWrapper();
             if (wrapper)
                 box = &wrapper->root();
         } else if (curr->isText()) {
-            InlineTextBox* textBox = toRenderText(curr)->lastTextBox();
+            InlineTextBox* textBox = toLayoutText(curr)->lastTextBox();
             if (textBox)
                 box = &textBox->root();
         } else if (curr->isLayoutInline()) {
             InlineBox* lastSiblingBox = toLayoutInline(curr)->lastLineBoxIncludingCulling();
             if (lastSiblingBox)
                 box = &lastSiblingBox->root();
         }
 
         if (box)
             break;
@@ skipping 47 matching lines @@
         ASSERT(child->prevLineBox() == prev);
         prev = child;
     }
     ASSERT(prev == m_lastLineBox);
 #endif
 }
 
 #endif
 
 }