Make class BitField able to use 32 bits of a uint32....

src/frame-element.h

Index: src/frame-element.h
===================================================================
--- src/frame-element.h	(revision 3877)
+++ src/frame-element.h	(working copy)
@@ -250,7 +250,7 @@
   class CopiedField: public BitField<bool, 3, 1> {};
   class SyncedField: public BitField<bool, 4, 1> {};
   class NumberInfoField: public BitField<NumberInfo::Type, 5, 3> {};
-  class DataField: public BitField<uint32_t, 8, 32 - 9> {};
+  class DataField: public BitField<uint32_t, 8, 32 - 8> {};
 
   friend class VirtualFrame;
 };