adb: switch over to Android.bp.

Rearrange some files while we're doing this.

Bug: http://b/71721338
Test: manually ran adb on windows
Change-Id: Ie47bda82279e4b9521505ad0353bf9ef649fc7d7
diff --git a/adb/daemon/main.cpp b/adb/daemon/main.cpp
index 3c27582..9b25a07 100644
--- a/adb/daemon/main.cpp
+++ b/adb/daemon/main.cpp
@@ -158,9 +158,9 @@
     // descriptor will always be open.
     adbd_cloexec_auth_socket();
 
-    if (ALLOW_ADBD_NO_AUTH && !android::base::GetBoolProperty("ro.adb.secure", false)) {
-        auth_required = false;
-    }
+#if defined(ALLOW_ADBD_NO_AUTH)
+    auth_required = android::base::GetBoolProperty("ro.adb.secure", true);
+#endif
 
     adbd_auth_init();