adding missing dx headers

Added: trunk/reactos/w32api/include/activecf.h

--- trunk/reactos/w32api/include/activecf.h	2005-12-04 11:50:42 UTC (rev 19852)
+++ trunk/reactos/w32api/include/activecf.h	2005-12-04 12:02:21 UTC (rev 19853)
@@ -0,0 +1,13 @@

+
+#ifndef __ACTIVECF__
+#define __ACTIVECF__
+ 
+#define CFSTR_VFW_FILTERLIST "Video for Windows 4 Filters"
+
+typedef struct tagVFW_FILTERLIST
+{
+                UINT  cFilters;
+                CLSID aClsId[1];
+} VFW_FILTERLIST;
+
+#endif

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