Revert "Enforce <uses-library> check for Android.mk modules."

This reverts commit 0b154519b01428f823d1360b516e07664a093a96.

Reason for revert: breaks the builds on stage-aosp-master

Change-Id: I72b45041ea8f1d73a57a2788a79183150c12e547
diff --git a/core/dex_preopt_odex_install.mk b/core/dex_preopt_odex_install.mk
index bcbce8d..d925899 100644
--- a/core/dex_preopt_odex_install.mk
+++ b/core/dex_preopt_odex_install.mk
@@ -227,9 +227,14 @@
   LOCAL_ENFORCE_USES_LIBRARIES := false
 endif
 
-# Verify LOCAL_USES_LIBRARIES/LOCAL_OPTIONAL_USES_LIBRARIES against the manifest.
+# Verify LOCAL_USES_LIBRARIES/LOCAL_OPTIONAL_USES_LIBRARIES
+# If LOCAL_ENFORCE_USES_LIBRARIES is not set, default to true if either of LOCAL_USES_LIBRARIES or
+# LOCAL_OPTIONAL_USES_LIBRARIES are specified.
+# Will change the default to true unconditionally in the future.
 ifndef LOCAL_ENFORCE_USES_LIBRARIES
-  LOCAL_ENFORCE_USES_LIBRARIES := true
+  ifneq (,$(strip $(LOCAL_USES_LIBRARIES)$(LOCAL_OPTIONAL_USES_LIBRARIES)))
+    LOCAL_ENFORCE_USES_LIBRARIES := true
+  endif
 endif
 
 my_enforced_uses_libraries :=