Move safe_strerror to posix directory and the base namespace

tools/android/forwarder2/socket.cc

 // Copyright (c) 2012 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 "tools/android/forwarder2/socket.h"
 
 #include <arpa/inet.h>
 #include <fcntl.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <stdio.h>
 #include <string.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 #include "base/logging.h"
 #include "base/posix/eintr_wrapper.h"
-#include "base/safe_strerror_posix.h"
+#include "base/posix/safe_strerror.h"
 #include "tools/android/common/net.h"
 #include "tools/android/forwarder2/common.h"
 
 namespace {
 const int kNoTimeout = -1;
 const int kConnectTimeOut = 10;  // Seconds.
 
 bool FamilyIsTCP(int family) {
   return family == AF_INET || family == AF_INET6;
 }
@@ skipping 206 matching lines @@
     return false;
   }
   int socket_errno;
   socklen_t opt_len = sizeof(socket_errno);
   if (getsockopt(socket_, SOL_SOCKET, SO_ERROR, &socket_errno, &opt_len) < 0) {
     PLOG(ERROR) << "getsockopt()";
     SetSocketError();
     return false;
   }
   if (socket_errno != 0) {
-    LOG(ERROR) << "Could not connect to host: " << safe_strerror(socket_errno);
+    LOG(ERROR) << "Could not connect to host: "
+               << base::safe_strerror(socket_errno);
     SetSocketError();
     return false;
   }
   return true;
 }
 
 bool Socket::Resolve(const std::string& host) {
   struct addrinfo hints;
   struct addrinfo* res;
   memset(&hints, 0, sizeof(hints));
@@ skipping 182 matching lines @@
   ucred ucred;
   socklen_t len = sizeof(ucred);
   if (getsockopt(socket.socket_, SOL_SOCKET, SO_PEERCRED, &ucred, &len) == -1) {
     CHECK_NE(ENOPROTOOPT, errno);
     return -1;
   }
   return ucred.pid;
 }
 
 }  // namespace forwarder2