wined3d: The namedArrays code path is dead (always FALSE).

Delete the entire namedArrays code path and all its dependencies (one
of which is quite long - storeOrder in drawprim is always FALSE, for
example). Delete declaredArrays, and make its code path the default.
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 77ce77f..59b9692 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -1432,10 +1432,8 @@
     DWORD usage;
 
     /* vertex declaration array mapping */
-    BOOL                        namedArrays;    /* don't map use named functions */
-    BOOL                        declaredArrays; /* mapping requires */
-    INT                         arrayUsageMap[WINED3DSHADERDECLUSAGE_MAX_USAGE];    /* lookup table for the maps */
-    
+    INT arrayUsageMap[WINED3DSHADERDECLUSAGE_MAX_USAGE];
+ 
     /* run time datas...  */
     VSHADERDATA                *data;
     IWineD3DVertexDeclaration  *vertexDeclaration;