Revert the merge. Mac build is mysteriously broken.

third_party/WebKit/WebCore/rendering/RenderTreeAsText.cpp

Index: third_party/WebKit/WebCore/rendering/RenderTreeAsText.cpp
===================================================================
--- third_party/WebKit/WebCore/rendering/RenderTreeAsText.cpp	(revision 9383)
+++ third_party/WebKit/WebCore/rendering/RenderTreeAsText.cpp	(working copy)
@@ -433,9 +433,9 @@
             ts << " scrollX " << l.scrollXOffset();
         if (l.scrollYOffset())
             ts << " scrollY " << l.scrollYOffset();
-        if (l.renderBox() && l.renderBox()->clientWidth() != l.scrollWidth())
+        if (l.renderer()->clientWidth() != l.scrollWidth())
             ts << " scrollWidth " << l.scrollWidth();
-        if (l.renderBox() && l.renderBox()->clientHeight() != l.scrollHeight())
+        if (l.renderer()->clientHeight() != l.scrollHeight())
             ts << " scrollHeight " << l.scrollHeight();
     }