Turn off cpp aidlgen, link libstatssocket as share

Test: make
Change-Id: I052fa53544e47eff6d1d8f409b62569e3d59fd04
diff --git a/apex/aidl/Android.bp b/apex/aidl/Android.bp
index 7c93bc7..f7a8176 100644
--- a/apex/aidl/Android.bp
+++ b/apex/aidl/Android.bp
@@ -34,7 +34,7 @@
             enabled: false, // the platform uses statsd_java_aidl
         },
         cpp: {
-            enabled: true,
+            enabled: false,
         },
         ndk: {
             enabled: true,