Update monet.

net/tools/quic/quic_client_bin.cc

Index: net/tools/quic/quic_client_bin.cc
diff --git a/net/tools/quic/quic_client_bin.cc b/net/tools/quic/quic_client_bin.cc
index 3fd7477a2a55daa321d67c7709b5637a1582eb38..315186eceed91991791da52bc2df15708705bd93 100644
--- a/net/tools/quic/quic_client_bin.cc
+++ b/net/tools/quic/quic_client_bin.cc
@@ -235,11 +235,11 @@ int main(int argc, char *argv[]) {
       FLAGS_body.empty() ? "GET" : "POST", url.spec(), "HTTP/1.1");
 
   // Append any additional headers supplied on the command line.
-  vector<string> headers_tokenized;
-  Tokenize(FLAGS_headers, ";", &headers_tokenized);
-  for (size_t i = 0; i < headers_tokenized.size(); ++i) {
+  for (const std::string& header :
+       base::SplitString(FLAGS_headers, ";", base::KEEP_WHITESPACE,
+                         base::SPLIT_WANT_NONEMPTY)) {
     string sp;
-    base::TrimWhitespaceASCII(headers_tokenized[i], base::TRIM_ALL, &sp);
+    base::TrimWhitespaceASCII(header, base::TRIM_ALL, &sp);
     if (sp.empty()) {
       continue;
     }