Move rendering/RenderObject to layout/LayoutObject.

Tools/Scripts/parse-malloc-history

 #!/usr/bin/perl
 
 # Copyright (C) 2007 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.
@@ skipping 78 matching lines @@
                 while (!($line =~ "Call stack: ")) {
                     $i++;
                     $line = $lines[$i];
                 }
             }
         }
 
         # Then try LeakFinder format
         # --------------- Key: 213813, 84 bytes ---------
         # c:\cygwin\home\buildbot\webkit\opensource\webcore\rendering\renderarena.cpp(78): WebCore::RenderArena::allocate
-        # c:\cygwin\home\buildbot\webkit\opensource\webcore\rendering\renderobject.cpp(82): WebCore::RenderObject::operator new
+        # c:\cygwin\home\buildbot\webkit\opensource\webcore\rendering\layoutobject.cpp(82): WebCore::LayoutObject::operator new
         if (!$callCount || !$byteCount) {
             $callCount = 1;
             ($byteCount) = ($line =~ /Key: (?:\d+), (\d+) bytes/);
             if ($byteCount) {
                 $line = $lines[++$i];
                 my @tempStack;
                 while ($lines[$i+1] !~ /^(?:-|\d)/) {
                     if ($line =~ /\): (.*)$/) {
                         my $call = $1;
                         $call =~ s/\r$//;
@@ skipping 58 matching lines @@
 
 exit(main());
 
 # Copied from perldoc -- please excuse the style
 sub commify($)
 {
     local $_  = shift;
     1 while s/^([-+]?\d+)(\d{3})/$1,$2/;
     return $_;
 }