Revert "Add an option to allow/disallow degenerate DICE chains"

Revert submission 3254876-disallow_degenerate_chains

Reason for revert: Droidmonitor created revert due to b/365592588.

Reverted changes: /q/submissionid:3254876-disallow_degenerate_chains

Change-Id: Iae6ae388cba30036a76a795a510d0c85bf8b2d36
diff --git a/provisioner/rkp_factory_extraction_tool.cpp b/provisioner/rkp_factory_extraction_tool.cpp
index c0f6beb..1cb1144 100644
--- a/provisioner/rkp_factory_extraction_tool.cpp
+++ b/provisioner/rkp_factory_extraction_tool.cpp
@@ -43,8 +43,6 @@
             "If true, this tool performs a self-test, validating the payload for correctness. "
             "This checks that the device on the factory line is producing valid output "
             "before attempting to upload the output to the device info service.");
-DEFINE_bool(allow_degenerate, true,
-            "If true, self_test validation will allow degenerate DICE chains in the CSR.");
 DEFINE_string(serialno_prop, "ro.serialno",
               "The property of getting serial number. Defaults to 'ro.serialno'.");
 
@@ -85,7 +83,7 @@
     if (std::string(name) == "avf" && !isRemoteProvisioningSupported(irpc)) {
         return;
     }
-    auto [request, errMsg] = getCsr(name, irpc, FLAGS_self_test, FLAGS_allow_degenerate);
+    auto [request, errMsg] = getCsr(name, irpc, FLAGS_self_test);
     auto fullName = getFullServiceName(descriptor, name);
     if (!request) {
         std::cerr << "Unable to build CSR for '" << fullName << ": " << errMsg << std::endl;