Final push of installd to Binder; goodbye socket!

Move last two straggling installd commands to Binder and destroy the
socket-based communication channel forever.

Test: builds, boots, apps install fine, pre-OTA dexopt works
Bug: 13758960, 30944031
Change-Id: I2ecd604fb6627b9028a7e32f87d0367e4a4afde3
diff --git a/cmds/installd/Android.bp b/cmds/installd/Android.bp
index 4ed45ae..e4e652a 100644
--- a/cmds/installd/Android.bp
+++ b/cmds/installd/Android.bp
@@ -7,6 +7,7 @@
     ],
     srcs: [
         "commands.cpp",
+        "dexopt.cpp",
         "globals.cpp",
         "utils.cpp",
         "binder/android/os/IInstalld.aidl",