Initial layout of selection toolbar.

The initial selection toolbar related architecture. Render service
part and the implementation will be revised in the follow up changes.

Bug: 190030331
Bug: 205822301
Test: manual. Can boot to home and get manager successfully.
Ignore-AOSP-First: new file for T

Change-Id: Iab5d5f2e5e48e6258a63fb0c479194c958ea61e8
diff --git a/services/Android.bp b/services/Android.bp
index dcbcff0..c830c22 100644
--- a/services/Android.bp
+++ b/services/Android.bp
@@ -90,6 +90,7 @@
         ":services.profcollect-sources",
         ":services.restrictions-sources",
         ":services.searchui-sources",
+        ":services.selectiontoolbar-sources",
         ":services.smartspace-sources",
         ":services.speech-sources",
         ":services.startop.iorap-sources",
@@ -144,6 +145,7 @@
         "services.profcollect",
         "services.restrictions",
         "services.searchui",
+        "services.selectiontoolbar",
         "services.smartspace",
         "services.speech",
         "services.startop",