Link with actual headers instead of symlinks

and remove the symlinks.

Bug: 143245419
Test: build
Change-Id: I70e450d9db0f65048f86391c4d3f341659cd213f
diff --git a/media/audioserver/Android.mk b/media/audioserver/Android.mk
index fcf7cb1..79b77a0 100644
--- a/media/audioserver/Android.mk
+++ b/media/audioserver/Android.mk
@@ -22,6 +22,9 @@
 	libutils \
 	libvibrator
 
+LOCAL_HEADER_LIBRARIES := \
+	libaudiohal_headers \
+
 # TODO oboeservice is the old folder name for aaudioservice. It will be changed.
 LOCAL_C_INCLUDES := \
 	frameworks/av/services/audioflinger \