Upstream android file related code.

base/platform_file_android.cc

Index: base/platform_file_android.cc
diff --git a/base/platform_file_android.cc b/base/platform_file_android.cc
new file mode 100644
index 0000000000000000000000000000000000000000..bceb5d7cdbd9aaa958851825dcfaaab00068f2c6
--- /dev/null
+++ b/base/platform_file_android.cc
@@ -0,0 +1,20 @@
+// Copyright (c) 2011 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 "base/platform_file.h"
+
+#include <sys/types.h>
+#include <utime.h>

[joth, 2011/06/17 11:25:54]

nit: \n between sections

[michaelbai, 2011/06/17 22:41:29]

Done.

+#include "base/string_util.h"
+
+// There is no futimes() avaiable in Bionic, so we provide our own
+// implementation until it is there.
+extern "C" {
+
+int futimes(int fd, const struct timeval tv[2]) {
+  const std::string fd_path = StringPrintf("/proc/self/fd/%d", fd);
+  return utimes(fd_path.c_str(), tv);
+}
+
+}

[brettw, 2011/06/17 16:29:14]

I'd probably format this like a namespace and write:
}  // extern "C"

[michaelbai, 2011/06/17 22:41:29]

Done.