diff --git a/libgralloc1/gr_buf_mgr.cpp b/libgralloc1/gr_buf_mgr.cpp
index 2d8a558..955f14b 100644
--- a/libgralloc1/gr_buf_mgr.cpp
+++ b/libgralloc1/gr_buf_mgr.cpp
@@ -410,14 +410,6 @@
 int BufferManager::GetHandleFlags(int format, gralloc1_producer_usage_t prod_usage,
                                   gralloc1_consumer_usage_t cons_usage) {
   int flags = 0;
-  if (cons_usage & GRALLOC1_CONSUMER_USAGE_PRIVATE_EXTERNAL_ONLY) {
-    flags |= private_handle_t::PRIV_FLAGS_EXTERNAL_ONLY;
-  }
-
-  if (cons_usage & GRALLOC1_CONSUMER_USAGE_PRIVATE_INTERNAL_ONLY) {
-    flags |= private_handle_t::PRIV_FLAGS_INTERNAL_ONLY;
-  }
-
   if (cons_usage & GRALLOC1_CONSUMER_USAGE_VIDEO_ENCODER) {
     flags |= private_handle_t::PRIV_FLAGS_VIDEO_ENCODER;
   }
diff --git a/libgralloc1/gralloc_priv.h b/libgralloc1/gralloc_priv.h
index 1839d2f..246ba90 100644
--- a/libgralloc1/gralloc_priv.h
+++ b/libgralloc1/gralloc_priv.h
@@ -63,11 +63,11 @@
 /* This flag is used for SECURE display usecase */
 #define GRALLOC1_CONSUMER_USAGE_PRIVATE_SECURE_DISPLAY 0x00800000
 
-/* Buffer content should be displayed on a primary display only */
-#define GRALLOC1_CONSUMER_USAGE_PRIVATE_INTERNAL_ONLY  0x04000000
+/* Unused flag */
+#define GRALLOC1_USAGE_PRIVATE_UNUSED1  0x04000000
 
-/* Buffer content should be displayed on an external display only */
-#define GRALLOC1_CONSUMER_USAGE_PRIVATE_EXTERNAL_ONLY  0x08000000
+/* Unused flag */
+#define GRALLOC1_USAGE_PRIVATE_UNUSED2  0x08000000
 
 
 /* Legacy gralloc0.x definitions */