display: Export headers

Display headers used by other components should be at a common
location to avoid issues with future changes in paths.

Change-Id: Iaec21206b82dd7dae03e598b9ec46b3e6f1bbf71
diff --git a/libqservice/Android.mk b/libqservice/Android.mk
index e1585e4..17b2eda 100644
--- a/libqservice/Android.mk
+++ b/libqservice/Android.mk
@@ -12,5 +12,9 @@
 LOCAL_SRC_FILES               := QService.cpp \
                                  IQService.cpp \
                                  IQClient.cpp
+LOCAL_COPY_HEADERS_TO         := $(common_header_export_path)
+LOCAL_COPY_HEADERS            := IQService.h \
+                                 IQClient.h
+
 
 include $(BUILD_SHARED_LIBRARY)