doc: remove unused/duplicated reference links

PR-URL: #13066
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

doc/api/child_process.md

@@ -1272,8 +1272,6 @@ to `stdout` although there are only 4 characters.
[`Error`]: errors.html#errors_class_error
[`EventEmitter`]: events.html#events_class_eventemitter
[`JSON.stringify()`]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify
[`Uint8Array`]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array
[`child.channel`]: #child_process_child_channel
[`child.connected`]: #child_process_child_connected
[`child.disconnect()`]: #child_process_child_disconnect
[`child.kill()`]: #child_process_child_kill_signal

doc/api/crypto.md

@@ -2238,12 +2238,10 @@ the `crypto`, `tls`, and `https` modules and are generally specific to OpenSSL.
[HTML5's `keygen` element]: http://www.w3.org/TR/html5/forms.html#the-keygen-element
[NIST SP 800-131A]: http://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-131Ar1.pdf
[NIST SP 800-132]: http://csrc.nist.gov/publications/nistpubs/800-132/nist-sp800-132.pdf
[OpenSSL cipher list format]: https://www.openssl.org/docs/man1.0.2/apps/ciphers.html#CIPHER-LIST-FORMAT
[OpenSSL's SPKAC implementation]: https://www.openssl.org/docs/man1.0.2/apps/spkac.html
[RFC 2412]: https://www.rfc-editor.org/rfc/rfc2412.txt
[RFC 3526]: https://www.rfc-editor.org/rfc/rfc3526.txt
[RFC 4055]: https://www.rfc-editor.org/rfc/rfc4055.txt
[initialization vector]: https://en.wikipedia.org/wiki/Initialization_vector
[publicly trusted list of CAs]: https://mxr.mozilla.org/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt
[stream-writable-write]: stream.html#stream_writable_write_chunk_encoding_callback
[stream]: stream.html

doc/api/debugger.md

@@ -195,4 +195,3 @@ debugging sessions.)

[Chrome Debugging Protocol]: https://chromedevtools.github.io/debugger-protocol-viewer/
[TCP-based protocol]: #debugger_tcp_based_protocol
[V8 Inspector Integration]: #debugger_v8_inspector_integration_for_node_js

doc/api/dgram.md

@@ -499,7 +499,6 @@ and `udp6` sockets). The bound address and port can be retrieved using
[`socket.address().address`][] and [`socket.address().port`][].

[`'close'`]: #dgram_event_close
[`Buffer`]: buffer.html
[`Error`]: errors.html#errors_class_error
[`EventEmitter`]: events.html
[`close()`]: #dgram_socket_close_callback

doc/api/fs.md

@@ -2791,7 +2791,6 @@ The following constants are meant for use with the [`fs.Stats`][] object's
[`ReadDirectoryChangesW`]: https://msdn.microsoft.com/en-us/library/windows/desktop/aa365465%28v=vs.85%29.aspx
[`ReadStream`]: #fs_class_fs_readstream
[`URL`]: url.html#url_the_whatwg_url_api
[`Uint8Array`]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array
[`WriteStream`]: #fs_class_fs_writestream
[`event ports`]: http://illumos.org/man/port_create
[`fs.FSWatcher`]: #fs_class_fs_fswatcher

doc/api/http.md

@@ -1770,7 +1770,6 @@ There are a few special headers that should be noted.
[`url.parse()`]: url.html#url_url_parse_urlstring_parsequerystring_slashesdenotehost
[Readable Stream]: stream.html#stream_class_stream_readable
[Writable Stream]: stream.html#stream_class_stream_writable
[constructor options]: #http_new_agent_options
[socket.unref()]: net.html#net_socket_unref
[unspecified IPv4 address]: https://en.wikipedia.org/wiki/0.0.0.0
[unspecified IPv6 address]: https://en.wikipedia.org/wiki/IPv6_address#Unspecified_address

doc/api/https.md

@@ -228,9 +228,6 @@ const req = https.request(options, (res) => {
```

[`Agent`]: #https_class_https_agent
[`Buffer`]: buffer.html#buffer_buffer
[`SSL_METHODS`]: https://www.openssl.org/docs/man1.0.2/ssl/ssl.html#DEALING-WITH-PROTOCOL-METHODS
[`globalAgent`]: #https_https_globalagent
[`http.Agent`]: http.html#http_class_http_agent
[`http.Server#setTimeout()`]: http.html#http_server_settimeout_msecs_callback
[`http.Server#timeout`]: http.html#http_server_timeout

doc/api/n-api.md

@@ -2971,7 +2971,6 @@ callback invocation, even if it has been successfully cancelled.
[`napi_create_range_error`]: #n_api_napi_create_range_error
[`napi_create_reference`]: #n_api_napi_create_reference
[`napi_create_type_error`]: #n_api_napi_create_type_error
[`napi_define_class`]: #n_api_napi_define_class
[`napi_delete_async_work`]: #n_api_napi_delete_async_work
[`napi_define_class`]: #n_api_napi_define_class
[`napi_delete_reference`]: #n_api_napi_delete_reference

doc/api/net.md

@@ -1061,7 +1061,6 @@ Returns true if input is a version 6 IP address, otherwise returns false.
[`net.Server`]: #net_class_net_server
[`net.Socket`]: #net_class_net_socket
[`net.connect()`]: #net_net_connect
[`net.connect()`]: #net_net_connect
[`net.connect(options)`]: #net_net_connect_options_connectlistener
[`net.connect(path)`]: #net_net_connect_path_connectlistener
[`net.connect(port, host)`]: #net_net_connect_port_host_connectlistener