The UI portion of Bakes on Mesh... and the entire thing, sure, why not?

Also let's now select the proper tab when we input an ID or select a face
with an asset ID that we can find in a tab, but that never works for BOM
when applied.

indra/newview/llviewerobject.h

@@ -614,6 +614,10 @@ public:
 	friend class LLViewerObjectList;
 	friend class LLViewerMediaList;
 
+public:
+	LLViewerTexture* getBakedTextureForMagicId(const LLUUID& id);
+	void updateAvatarMeshVisibility(const LLUUID& id, const LLUUID& old_id);
+	void refreshBakeTexture();
 public:
 	static void unpackVector3(LLDataPackerBinaryBuffer* dp, LLVector3& value, std::string name);
 	static void unpackUUID(LLDataPackerBinaryBuffer* dp, LLUUID& value, std::string name);