roll foward /*

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2843 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/webkit/config.h.in b/webkit/config.h.in
index e11f6ad..d77ed84 100644
--- a/webkit/config.h.in
+++ b/webkit/config.h.in
@@ -124,14 +124,18 @@
 #if PLATFORM(CHROMIUM)
 #define WTF_USE_V8 1
 #define WTF_PLATFORM_SKIA 1
+
+#if !PLATFORM(MAC)
 #undef WTF_PLATFORM_CG
 #undef WTF_PLATFORM_CF
+#endif
+
 #undef WTF_USE_CFNETWORK
 // Upstream Platform.h's #ifdef check for other graphics libraries doesn't
 // check SKIA, so it falls back on defining CAIRO.  Undo that here.
 // TODO(evanm): clean this up.
 #undef WTF_PLATFORM_CAIRO
-#endif
+#endif // if PLATFORM(CHROMIUM)
 
 #if !defined(WTF_USE_V8)
 #define WTF_USE_V8 0