display: Cleanup unused code

CRs-Fixed: 2048735
Change-Id: Ief7f8ae4006ab211272191b66bd4bd854d9098b2
diff --git a/include/Android.mk b/include/Android.mk
index ec07dde..6aacfb8 100644
--- a/include/Android.mk
+++ b/include/Android.mk
@@ -16,11 +16,7 @@
                                  $(display_top)/libqdutils \
                                  $(display_top)/libqservice \
                                  $(display_top)/gpu_tonemapper \
-                                 $(display_top)/sdm/include
+                                 $(display_top)/sdm/include \
+                                 $(display_top)/libgralloc1
 
-ifeq ($(TARGET_USES_GRALLOC1), true)
-    LOCAL_EXPORT_C_INCLUDE_DIRS += $(display_top)/libgralloc1
-else
-    LOCAL_EXPORT_C_INCLUDE_DIRS += $(display_top)/libgralloc
-endif
 include $(BUILD_HEADER_LIBRARY)