Map some of "PlayerCapabilities" ?

mappings/net/minecraft/client/player/EntityPlayerClient.mapping

@@ -9,6 +9,7 @@ CLASS none/boh net/minecraft/client/player/EntityPlayerClient
 		ARG 2 networkHandler
 		ARG 3 stats
 	METHOD A closeGui ()V
+	METHOD C openRidingInventory ()V
 	METHOD E getStats ()Lnone/nz;
 	METHOD G getClientPermissionLevel ()I
 	METHOD a hasPermission (ILjava/lang/String;)Z

mappings/net/minecraft/client/sortme/PlayerCapabilitites.mapping

@@ -1,11 +1,16 @@
-CLASS none/bmg
+CLASS none/bmg net/minecraft/client/sortme/PlayerCapabilitites
 	FIELD a game Lnone/bdr;
 	FIELD b networkHandler Lnone/bmf;
+	FIELD c currentBreakingPos Lnone/cn;
+	FIELD e currentBreakingProgress F
+	FIELD h breakingBlock Z
 	FIELD i currentGameMode Lnone/aiu;
 	METHOD <init> (Lnone/bdr;Lnone/bmf;)V
 		ARG 0 game
 		ARG 1 networkHandler
-	METHOD a ()Z
+	METHOD a hasSpectatorHud ()Z
+	METHOD a (I)V
+		ARG 0 selectedSlot
 	METHOD a (IIILnone/acb;Lnone/aam;)Lnone/aes;
 		ARG 0 guiId
 		ARG 1 invSlot
@@ -18,11 +23,15 @@ CLASS none/bmg
 		ARG 0 value
 	METHOD a (Lnone/cn;)Z
 		ARG 0 pos
-	METHOD b ()Z
+	METHOD b hasStatusBars ()Z
 	METHOD b (Lnone/aam;)V
 		ARG 0 player
-	METHOD h isCreativeMode ()Z
+	METHOD c cancelBlockBreaking ()V
+	METHOD f hasExperienceBar ()Z
+	METHOD g hasLimitedAttackSpeed ()Z
+	METHOD h hasCreativeInventory ()Z
 	METHOD i hasExtendedReach ()Z
-	METHOD j isRidingInventory ()Z
-	METHOD k isSpectatorMode ()Z
+	METHOD j hasRidingInventory ()Z
+	METHOD k isFlyingLocked ()Z
 	METHOD l getCurrentGameMode ()Lnone/aiu;
+	METHOD m isBreakingBlock ()Z