sdm: Export SDM interface headers to OUT directory.

CRs-Fixed: 1054762
Change-Id: I875a5521b45e893aaa5a53db07249d6fcaca4521
diff --git a/libgralloc/Android.mk b/libgralloc/Android.mk
index 5e499b3..c1d4d79 100644
--- a/libgralloc/Android.mk
+++ b/libgralloc/Android.mk
@@ -29,7 +29,7 @@
 LOCAL_ADDITIONAL_DEPENDENCIES := $(common_deps) $(kernel_deps)
 LOCAL_SRC_FILES               := gpu.cpp gralloc.cpp framebuffer.cpp mapper.cpp
 LOCAL_COPY_HEADERS_TO         := $(common_header_export_path)
-LOCAL_COPY_HEADERS            := gralloc_priv.h gr.h
+LOCAL_COPY_HEADERS            := gralloc_priv.h gr.h adreno_utils.h
 
 include $(BUILD_SHARED_LIBRARY)