split some battle files

asm/rom_8072304.s

@@ -1977,7 +1977,7 @@ _08073336:
 	adds r1, 0x1C
 	adds r0, r1
 	ldr r1, [r0]
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	cmp r1, r0
 	beq _08073354
 	b _080735A8
@@ -2420,7 +2420,7 @@ _0807371C:
 	lsls r1, r0, 4
 	adds r1, r0
 	lsls r1, 2
-	ldr r2, =gUnknown_0202064C
+	ldr r2, =gSprites + 0x1C
 	adds r1, r2
 	ldr r0, =sub_80741C8
 	str r0, [r1]
@@ -3664,7 +3664,7 @@ _08074140:
 	movs r0, 0x73
 	bl sub_80A3808
 _0807414A:
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	str r0, [r4, 0x1C]
 _0807414E:
 	pop {r4}
@@ -3725,7 +3725,7 @@ _08074196:
 	movs r1, 0x4
 	orrs r0, r1
 	strb r0, [r2]
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	str r0, [r3, 0x1C]
 _080741BC:
 	pop {r4}
@@ -5900,7 +5900,7 @@ sub_8075370: @ 8075370
 	b _080753A8
 	.pool
 _080753A4:
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	str r0, [r4, 0x1C]
 _080753A8:
 	pop {r4}
@@ -8490,7 +8490,7 @@ sub_80768F0: @ 80768F0
 	ands r0, r1
 	cmp r0, 0
 	beq _08076904
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	str r0, [r2, 0x1C]
 _08076904:
 	pop {r0}
@@ -8609,7 +8609,7 @@ sub_80769CC: @ 80769CC
 	ldr r0, [r2, 0x24]
 	cmp r0, 0
 	bne _080769EA
-	ldr r0, =DummyObjectCallback
+	ldr r0, =SpriteCallbackDummy
 	str r0, [r2, 0x1C]
 _080769EA:
 	pop {r0}