Update monet.

net/websockets/websocket_basic_handshake_stream.cc

Index: net/websockets/websocket_basic_handshake_stream.cc
diff --git a/net/websockets/websocket_basic_handshake_stream.cc b/net/websockets/websocket_basic_handshake_stream.cc
index 7bb34a335c75898f6b6de9e8e9e373542bb4c068..0831c719fb3ac60b6a347edbce374e2ecd034c78 100644
--- a/net/websockets/websocket_basic_handshake_stream.cc
+++ b/net/websockets/websocket_basic_handshake_stream.cc
@@ -99,7 +99,7 @@ void AddVectorHeaderIfNonEmpty(const char* name,
                                HttpRequestHeaders* headers) {
   if (value.empty())
     return;
-  headers->SetHeader(name, JoinString(value, ", "));
+  headers->SetHeader(name, base::JoinString(value, ", "));
 }
 
 GetHeaderResult GetSingleHeaderValue(const HttpResponseHeaders* headers,
@@ -142,7 +142,7 @@ bool ValidateUpgrade(const HttpResponseHeaders* headers,
     return false;
   }
 
-  if (!LowerCaseEqualsASCII(value, websockets::kWebSocketLowercase)) {
+  if (!base::LowerCaseEqualsASCII(value, websockets::kWebSocketLowercase)) {
     *failure_message =
         "'Upgrade' header value is not 'WebSocket': " + value;
     return false;
@@ -346,7 +346,7 @@ bool ValidateExtensions(const HttpResponseHeaders* headers,
       }
     }
   }
-  *accepted_extensions_descriptor = JoinString(header_values, ", ");
+  *accepted_extensions_descriptor = base::JoinString(header_values, ", ");
   return true;
 }