netbpfload: remove support for 'loader'

Test: N/A
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I3d6a6a072cc958c3cb8f49d747a6c6812b37cef5

netbpfload/loader.cpp

@@ -103,7 +103,6 @@ constexpr const char* lookupSelinuxContext(const domain d, const char* const uns
         case domain::net_shared:    return "fs_bpf_net_shared";
         case domain::netd_readonly: return "fs_bpf_netd_readonly";
         case domain::netd_shared:   return "fs_bpf_netd_shared";
-        case domain::loader:        return "fs_bpf_loader";
         default:                    return "(unrecognized)";
     }
 }
@@ -133,7 +132,6 @@ constexpr const char* lookupPinSubdir(const domain d, const char* const unspecif
         case domain::net_shared:    return "net_shared/";
         case domain::netd_readonly: return "netd_readonly/";
         case domain::netd_shared:   return "netd_shared/";
-        case domain::loader:        return "loader/";
         default:                    return "(unrecognized)";
     }
 };

netbpfload/loader.h

@@ -44,7 +44,6 @@ enum class domain : int {
     net_shared,         // (T+) fs_bpf_net_shared    /sys/fs/bpf/net_shared
     netd_readonly,      // (T+) fs_bpf_netd_readonly /sys/fs/bpf/netd_readonly
     netd_shared,        // (T+) fs_bpf_netd_shared   /sys/fs/bpf/netd_shared
-    loader,             // (U+) fs_bpf_loader        /sys/fs/bpf/loader
 };
 
 // Note: this does not include domain::unrecognized, but does include domain::unspecified
@@ -55,7 +54,6 @@ static constexpr domain AllDomains[] = {
     domain::net_shared,
     domain::netd_readonly,
     domain::netd_shared,
-    domain::loader,
 };
 
 static constexpr bool unrecognized(domain d) {