GCP 2.0 prototype switches code cleanup.

cloud_print/gcp20/prototype/privet_http_server.cc

Index: cloud_print/gcp20/prototype/privet_http_server.cc
diff --git a/cloud_print/gcp20/prototype/privet_http_server.cc b/cloud_print/gcp20/prototype/privet_http_server.cc
index 41daa812687753fb36f3068ed1d1b200e3f88b11..8dfa0cc3a7cc75b423d4ecd47bbb1b7639a1a158 100644
--- a/cloud_print/gcp20/prototype/privet_http_server.cc
+++ b/cloud_print/gcp20/prototype/privet_http_server.cc
@@ -7,6 +7,7 @@
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/strings/stringprintf.h"
+#include "cloud_print/gcp20/prototype/gcp20_switches.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_errors.h"
 #include "net/base/url_util.h"
@@ -135,7 +136,7 @@ void PrivetHttpServer::OnHttpRequest(int connection_id,
   if (!ValidateRequestMethod(connection_id, url.path(), info.method))
     return;
 
-  if (!CommandLine::ForCurrentProcess()->HasSwitch("disable-x-token")) {
+  if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableXTocken)) {
     net::HttpServerRequestInfo::HeadersMap::const_iterator iter =
         info.headers.find("x-privet-token");
     if (iter == info.headers.end()) {