Initial layout of ART Service files

This CL contains the initial scaffolding for the ART Service project.
This contains a Java Language library for loading into the System
Server and two native support libraries.  At this moment these libraries
contain simple "Hello World" stubs.

Test: Build each of the libraries
Test: art/build/apex/runtests.sh
Bug: 177273468
Merged-In: I597ce336a9ddc14d7b407efef7c1e34f5a4a46ae
Change-Id: I597ce336a9ddc14d7b407efef7c1e34f5a4a46ae
diff --git a/build/apex/art_apex_test.py b/build/apex/art_apex_test.py
index 498ee95..fbe6223 100755
--- a/build/apex/art_apex_test.py
+++ b/build/apex/art_apex_test.py
@@ -540,6 +540,8 @@
     self._checker.check_native_library('libart-disassembler')
     self._checker.check_native_library('libartbase')
     self._checker.check_native_library('libartpalette')
+    self._checker.check_native_library('libartservice')
+    self._checker.check_native_library('libarttools')
     self._checker.check_native_library('libdexfile')
     self._checker.check_native_library('libdexfile_support')
     self._checker.check_native_library('libdt_fd_forward')
@@ -548,6 +550,9 @@
     self._checker.check_native_library('libprofile')
     self._checker.check_native_library('libsigchain')
 
+    # Check internal Java libraries
+    self._checker.check_java_library("artservice")
+
     # Check java libraries for Managed Core Library.
     self._checker.check_java_library('apache-xml')
     self._checker.check_java_library('bouncycastle')