Merge 1f80083e23233f8741042e328593a9b0690cd28e on remote branch

Change-Id: I0a6fe9332121cc584e72bce25b9af0dfbc3fffea
diff --git a/aosp/dynamic_partition_control_android.cc b/aosp/dynamic_partition_control_android.cc
index 27d1d54..334ccdc 100644
--- a/aosp/dynamic_partition_control_android.cc
+++ b/aosp/dynamic_partition_control_android.cc
@@ -98,7 +98,8 @@
 constexpr std::chrono::milliseconds kMapSnapshotTimeout{10000};
 
 DynamicPartitionControlAndroid::~DynamicPartitionControlAndroid() {
-  Cleanup();
+  UnmapAllPartitions();
+  metadata_device_.reset();
 }
 
 static FeatureFlag GetFeatureFlag(const char* enable_prop,
@@ -312,6 +313,12 @@
 void DynamicPartitionControlAndroid::Cleanup() {
   UnmapAllPartitions();
   metadata_device_.reset();
+  if (GetVirtualAbFeatureFlag().IsEnabled()) {
+    snapshot_ = SnapshotManager::New();
+  } else {
+    snapshot_ = SnapshotManagerStub::New();
+  }
+  CHECK(snapshot_ != nullptr) << "Cannot initialize SnapshotManager.";
 }
 
 bool DynamicPartitionControlAndroid::DeviceExists(const std::string& path) {
diff --git a/aosp/update_attempter_android.cc b/aosp/update_attempter_android.cc
index a3485ea..1d35b5e 100644
--- a/aosp/update_attempter_android.cc
+++ b/aosp/update_attempter_android.cc
@@ -263,6 +263,7 @@
   install_plan_.is_resume = !payload_id.empty() &&
                             DeltaPerformer::CanResumeUpdate(prefs_, payload_id);
   if (!install_plan_.is_resume) {
+    boot_control_->GetDynamicPartitionControl()->Cleanup();
     // No need to reset dynamic_partititon_metadata_updated. If previous calls
     // to AllocateSpaceForPayload uses the same payload_id, reuse preallocated
     // space. Otherwise, DeltaPerformer re-allocates space when the payload is