FileTypes: We don't plan on building for BeOS, so get rid of the ifdef.

src/preferences/filetypes/ApplicationTypesWindow.cpp

@@ -70,15 +70,6 @@ const uint32 kMsgEdit = 'edit';
 const char*
 variety_to_text(uint32 variety)
 {
-#if defined(HAIKU_TARGET_PLATFORM_BEOS) || defined(HAIKU_TARGET_PLATFORM_BONE)
-#	define B_DEVELOPMENT_VERSION	0
-#	define B_ALPHA_VERSION			1
-#	define B_BETA_VERSION			2
-#	define B_GAMMA_VERSION			3
-#	define B_GOLDEN_MASTER_VERSION	4
-#	define B_FINAL_VERSION			5
-#endif
-
 	switch (variety) {
 		case B_DEVELOPMENT_VERSION:
 			return B_TRANSLATE("Development");