Cleanup Macros arround static initializers for SkFlattenable.

This CL also removes an unused debugging function from the class
Review URL: https://codereview.appspot.com/5890043

git-svn-id: http://skia.googlecode.com/svn/trunk@3483 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkTableColorFilter.cpp b/src/effects/SkTableColorFilter.cpp
index 800d4a9..5d71e23 100644
--- a/src/effects/SkTableColorFilter.cpp
+++ b/src/effects/SkTableColorFilter.cpp
@@ -218,3 +218,7 @@
                                               const uint8_t tableB[256]) {
     return SkNEW_ARGS(SkTable_ColorFilter, (tableA, tableR, tableG, tableB));
 }
+
+SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
+    SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
+SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END