Change UnixDomainSocket::RecvMsg to return ScopedVector<base::ScopedFD>

components/nacl/zygote/nacl_fork_delegate_linux.cc

Index: components/nacl/zygote/nacl_fork_delegate_linux.cc
diff --git a/components/nacl/zygote/nacl_fork_delegate_linux.cc b/components/nacl/zygote/nacl_fork_delegate_linux.cc
index e6bb77e9b8b0ae3f5a5e576a7699c5377b6ffe4b..ca373dfe6c991cf31b9dfeccfeb7755259e9e610 100644
--- a/components/nacl/zygote/nacl_fork_delegate_linux.cc
+++ b/components/nacl/zygote/nacl_fork_delegate_linux.cc
@@ -18,6 +18,7 @@
 #include "base/files/scoped_file.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/memory/scoped_vector.h"
 #include "base/path_service.h"
 #include "base/pickle.h"
 #include "base/posix/eintr_wrapper.h"
@@ -93,7 +94,7 @@ bool SendIPCRequestAndReadReply(int ipc_channel,
   }
 
   // Then read the remote reply.
-  std::vector<int> received_fds;
+  ScopedVector<base::ScopedFD> received_fds;
   const ssize_t msg_len =
       UnixDomainSocket::RecvMsg(ipc_channel, reply_data_buffer,
                                 reply_data_buffer_size, &received_fds);