Link with actual headers instead of symlinks

Bug: 143245419
Test: build
Change-Id: Iff096c2d3568f2db4260a1d2a86d2746ea4824ed

libwvdrmengine/test/unit/Android.mk

@@ -28,6 +28,9 @@ LOCAL_SHARED_LIBRARIES := \
   libutils \
   libwvdrmengine \
 
+LOCAL_HEADER_LIBRARIES := \
+  libstagefright_foundation_headers \
+
 LOCAL_MODULE := libwvdrmengine_test
 
 LOCAL_MODULE_TAGS := tests
@@ -81,6 +84,9 @@ LOCAL_SHARED_LIBRARIES := \
   libutils \
   libwvhidl \
 
+LOCAL_HEADER_LIBRARIES := \
+  libstagefright_foundation_headers \
+
 LOCAL_MODULE := libwvdrmengine_hidl_test
 
 LOCAL_MODULE_TAGS := tests