Trivial header file cleanup

indra/newview/lldrawable.h

@@ -53,6 +53,7 @@ class LLCamera;
 class LLDrawPool;
 class LLDrawable;
 class LLFace;
+class LLFacePool;
 class LLSpatialGroup;
 class LLSpatialBridge;
 class LLSpatialPartition;

indra/newview/llhudicon.h

@@ -50,6 +50,7 @@
 // Renders a 2D icon billboard floating at the location specified.
 class LLDrawable;
 class LLViewerObject;
+class LLViewerTexture;
 
 class LLHUDIcon : public LLHUDObject
 {

indra/newview/llhudobject.h

@@ -42,7 +42,7 @@
 #include "v4color.h"
 #include "v3math.h"
 #include "v3dmath.h"
-#include "lldrawpool.h"
+#include "lldrawpool.h"		// TODO: eliminate, unused below
 #include <list>
 
 class LLViewerCamera;