Add option to use new heap_id_mask instead of old heap_mask
Use TW_NEW_ION_HEAP := true to use it

Change-Id: I2ad105fa6d122b460ed4b5dc78563077b7904567
diff --git a/minui/graphics_overlay.c b/minui/graphics_overlay.c
index 5677ad7..d793b57 100644
--- a/minui/graphics_overlay.c
+++ b/minui/graphics_overlay.c
@@ -145,7 +145,11 @@
     ionAllocData.flags = 0;
     ionAllocData.len = size;
     ionAllocData.align = sysconf(_SC_PAGESIZE);
+#ifdef NEW_ION_HEAP
+    ionAllocData.heap_id_mask =
+#else
     ionAllocData.heap_mask =
+#endif
             ION_HEAP(ION_IOMMU_HEAP_ID) |
             ION_HEAP(ION_SYSTEM_CONTIG_HEAP_ID);