Initial error handling code

src/effects/SkTableColorFilter.cpp

Index: src/effects/SkTableColorFilter.cpp
diff --git a/src/effects/SkTableColorFilter.cpp b/src/effects/SkTableColorFilter.cpp
index 083b54c4886691a9c3f7663e0e702533c2de1839..1b472c65f20a57195d67ff269ff6a4c6b70f2b5a 100644
--- a/src/effects/SkTableColorFilter.cpp
+++ b/src/effects/SkTableColorFilter.cpp
@@ -428,6 +428,20 @@ SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256],
     return SkNEW_ARGS(SkTable_ColorFilter, (tableA, tableR, tableG, tableB));
 }
 
+SkFlattenable::Factory SkTableColorFilter::GetFactory(SkFlattenable::Type type) {
+    if (SkFlattenable::kSkTable_ColorFilter_Type == type) {
+        return SkTable_ColorFilter::CreateProc;
+    }
+    return NULL;
+}
+
+SkFlattenable::TypeCheck SkTableColorFilter::GetTypeCheck(SkFlattenable::Type type) {
+    if (SkFlattenable::kSkTable_ColorFilter_Type == type) {
+        return SkTable_ColorFilter::IsA;
+    }
+    return NULL;
+}
+
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END