Update IVold interface to take packageNames when a user starts.

Bug: 111890351
Test: n/a
Change-Id: Ia24f15112f9a4ee4994688ff8fedf786cbf479b7
Exempt-From-Owner-Approval: This was approved as part of http://ag/4494673
diff --git a/VolumeManager.cpp b/VolumeManager.cpp
index a37def4..b3cf9bf 100644
--- a/VolumeManager.cpp
+++ b/VolumeManager.cpp
@@ -372,7 +372,7 @@
     return 0;
 }
 
-int VolumeManager::onUserStarted(userid_t userId) {
+int VolumeManager::onUserStarted(userid_t userId, const std::vector<std::string>& packageNames) {
     // Note that sometimes the system will spin up processes from Zygote
     // before actually starting the user, so we're okay if Zygote
     // already created this directory.