Remove unused bits from service flags enum

src/protocol.cpp

@@ -203,7 +203,6 @@ static std::string serviceFlagToStr(size_t bit)
     switch ((ServiceFlags)service_flag) {
     case NODE_NONE: abort();  // impossible
     case NODE_NETWORK:         return "NETWORK";
-    case NODE_GETUTXO:         return "GETUTXO";
     case NODE_BLOOM:           return "BLOOM";
     case NODE_WITNESS:         return "WITNESS";
     case NODE_COMPACT_FILTERS: return "COMPACT_FILTERS";

src/protocol.h

@@ -273,10 +273,6 @@ enum ServiceFlags : uint64_t {
     // NODE_NETWORK means that the node is capable of serving the complete block chain. It is currently
     // set by all Bitcoin Core non pruned nodes, and is unset by SPV clients or other light clients.
     NODE_NETWORK = (1 << 0),
-    // NODE_GETUTXO means the node is capable of responding to the getutxo protocol request.
-    // Bitcoin Core does not support this but a patch set called Bitcoin XT does.
-    // See BIP 64 for details on how this is implemented.
-    NODE_GETUTXO = (1 << 1),
     // NODE_BLOOM means the node is capable and willing to handle bloom-filtered connections.
     // Bitcoin Core nodes used to support this by default, without advertising this bit,
     // but no longer do as of protocol version 70011 (= NO_BLOOM_VERSION)

test/functional/test_framework/messages.py

@@ -51,7 +51,6 @@ MAX_HEADERS_RESULTS = 2000  # Number of headers sent in one getheaders result
 MAX_INV_SIZE = 50000  # Maximum number of entries in an 'inv' protocol message
 
 NODE_NETWORK = (1 << 0)
-NODE_GETUTXO = (1 << 1)
 NODE_BLOOM = (1 << 2)
 NODE_WITNESS = (1 << 3)
 NODE_COMPACT_FILTERS = (1 << 6)