Add metadata decrypt support for FBE

Change-Id: Ie0292f4ffea5993a4ae74fa04fc5c8252ca2cfcf
diff --git a/crypto/ext4crypt/Ext4Crypt.cpp b/crypto/ext4crypt/Ext4Crypt.cpp
index 15d7d8f..c9e71fd 100644
--- a/crypto/ext4crypt/Ext4Crypt.cpp
+++ b/crypto/ext4crypt/Ext4Crypt.cpp
@@ -317,9 +317,8 @@
 }
 
 static bool ensure_policy(const std::string& raw_ref __unused, const std::string& path) {
-    LOG(INFO) << "ensure_policy '" << path << "'\n";
     return true;
-    return access(path.c_str(), F_OK) == 0; // ensure policy will set a policy if one is not set on an empty folder - we don't want to do this in recovery
+    // ensure policy will set a policy if one is not set on an empty folder - we don't want to do this in recovery
     /*if (e4crypt_policy_ensure(path.c_str(), raw_ref.data(), raw_ref.size()) != 0) {
         LOG(ERROR) << "Failed to set policy on: " << path << "\n";
         return false;