avformat/http: add crypto to default whitlist to get encrypted HLS working again

I think we missed the crypto in the default_whitelist in case of http. Otherwise encrypted HLS will fail with

[hls,applehttp @ 0x2af39c00] playlist[0] open_input [http://playertest.longtailvideo.com/adaptive/oceans_aes/oceans_aes-audio=65000-video=236000-14.ts], start_seq_no [1], cur_seq_no [14]

[hls,applehttp @ 0x2af39c00]    open_input curseqno [14] startseqno [1]

[hls,applehttp @ 0x2af39c00] HLS request for url 'http://playertest.longtailvideo.com/adaptive/oceans_aes/oceans_aes-audio=65000-video=236000-14.ts', offset 0, playlist 0

[NULL @ 0x2af3a200] KEY_AES_128 seg->key [http://playertest.longtailvideo.com/adaptive/oceans_aes/oceans.key] pls->key_url [http://playertest.longtailvideo.com/adaptive/oceans_aes/oceans.key]

[hls,applehttp @ 0x2af39c00]     open_input [KEY_AES_128]

[hls,applehttp @ 0x2af39c00]      : c->persistence [0]

[hls,applehttp @ 0x2af39c00]      : c->probing     [1]

[hls,applehttp @ 0x2af39c00]      : pls->input     [NULL]

[hls,applehttp @ 0x2af39c00]        using normal http path for URL [crypto+http://playertest.longtailvideo.com/adaptive/oceans_aes/oceans_aes-audio=65000-video=236000-14.ts]

[crypto @ 0x2aff7cc0] Protocol not on whitelist 'http,https,tls,rtp,tcp,udp!
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

libavformat/http.c

@@ -1522,7 +1522,7 @@ URLProtocol ff_http_protocol = {
     .priv_data_size      = sizeof(HTTPContext),
     .priv_data_class     = &http_context_class,
     .flags               = URL_PROTOCOL_FLAG_NETWORK,
-    .default_whitelist   = "http,https,tls,rtp,tcp,udp"
+    .default_whitelist   = "http,https,tls,rtp,tcp,udp,crypto"
 };
 #endif /* CONFIG_HTTP_PROTOCOL */
 
@@ -1541,7 +1541,7 @@ URLProtocol ff_https_protocol = {
     .priv_data_size      = sizeof(HTTPContext),
     .priv_data_class     = &https_context_class,
     .flags               = URL_PROTOCOL_FLAG_NETWORK,
-    .default_whitelist   = "http,https,tls,rtp,tcp,udp"
+    .default_whitelist   = "http,https,tls,rtp,tcp,udp,crypto"
 };
 #endif /* CONFIG_HTTPS_PROTOCOL */