Pure pedantry: Replace all ".size() == 0" with ".empty()".

chrome/common/unix_domain_socket_posix.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/unix_domain_socket_posix.h"
 
 #include <errno.h>
 #include <unistd.h>
 #include <sys/uio.h>
 #include <sys/socket.h>
@@ skipping 121 matching lines @@
          i = fd_vector.begin(); i != fd_vector.end(); ++i) {
       close(*i);
     }
 
     NOTREACHED();
 
     return -1;
   }
 
   if (result_fd) {
-    if (fd_vector.size() == 0) {
+    if (fd_vector.empty()) {

[Peter Kasting, 2011/03/02 00:02:42]

Nit:

    *result_fd = fd_vector.empty() ? -1 : fd_vector[0];

       *result_fd = -1;
     } else {
       *result_fd = fd_vector[0];
     }
   }
 
   return reply_len;
 }