Snap for 8779833 from 2a8f89270f04d3a7b3f77f86e178d7c2edf48d89 to tm-qpr1-release

Change-Id: I143dc7dd9c06c2e6d22fba50fdba62e92fede1e6
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) {