Policy implementation for encryptfs to ext4 migration strategy

chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc

Index: chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc b/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
index 6d92f46a9b8ae70289f11ba1fc6116bf25566cd9..39c4da1cbcf3aee6c40d31a0df3e90719ae416a3 100644
--- a/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
+++ b/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
@@ -383,6 +383,17 @@ void DecodeLoginPolicies(const em::ChromeDeviceSettingsProto& policy,
                   POLICY_SCOPE_MACHINE, POLICY_SOURCE_CLOUD,
                   std::move(input_methods), nullptr);
   }
+
+  if (policy.has_device_ecryptfs_migration_strategy()) {
+    const em::DeviceEcryptfsMigrationStrategyProto& container(
+        policy.device_ecryptfs_migration_strategy());
+    if (container.has_migration_strategy()) {
+      policies->Set(
+          key::kDeviceEcryptfsMigrationStrategy, POLICY_LEVEL_MANDATORY,
+          POLICY_SCOPE_MACHINE, POLICY_SOURCE_CLOUD,
+          DecodeIntegerValue(container.migration_strategy()), nullptr);
+    }
+  }
 }
 
 void DecodeNetworkPolicies(const em::ChromeDeviceSettingsProto& policy,