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

content/browser/zygote_host/zygote_host_impl_linux.cc

Index: content/browser/zygote_host/zygote_host_impl_linux.cc
diff --git a/content/browser/zygote_host/zygote_host_impl_linux.cc b/content/browser/zygote_host/zygote_host_impl_linux.cc
index 0da7da72da7fb67cde88d07b3abd89fcf364fe71..eab530a7b9e044f918bbd7d153830693a2dcb3fa 100644
--- a/content/browser/zygote_host/zygote_host_impl_linux.cc
+++ b/content/browser/zygote_host/zygote_host_impl_linux.cc
@@ -19,6 +19,7 @@
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/memory/scoped_vector.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/posix/eintr_wrapper.h"
@@ -149,7 +150,7 @@ void ZygoteHostImpl::Init(const std::string& sandbox_cmd) {
     // We need to look for it.
     // But first, wait for the zygote to tell us it's running.
     // The sending code is in content/browser/zygote_main_linux.cc.
-    std::vector<int> fds_vec;
+    ScopedVector<base::ScopedFD> fds_vec;
     const int kExpectedLength = sizeof(kZygoteHelloMessage);
     char buf[kExpectedLength];
     const ssize_t len = UnixDomainSocket::RecvMsg(fds[0], buf, sizeof(buf),