force readbuffer clients to use specialized readFoo for flattenables

src/core/SkOrderedReadBuffer.cpp

Index: src/core/SkOrderedReadBuffer.cpp
diff --git a/src/core/SkOrderedReadBuffer.cpp b/src/core/SkOrderedReadBuffer.cpp
index 9d991949084e5b9586d57baeaadf72363eb3e3ef..aff6e20e7bd398ad6b689c4717a0a65415ad5960 100644
--- a/src/core/SkOrderedReadBuffer.cpp
+++ b/src/core/SkOrderedReadBuffer.cpp
@@ -268,7 +268,11 @@ SkTypeface* SkOrderedReadBuffer::readTypeface() {
     }
 }
 
-SkFlattenable* SkOrderedReadBuffer::readFlattenable() {
+SkFlattenable* SkOrderedReadBuffer::readFlattenable(SkEffectType et) {
+    //
+    // TODO: confirm that et matches the factory we decide to use
+    //
+
     SkFlattenable::Factory factory = NULL;
 
     if (fFactoryCount > 0) {