Add psutil build step to fix pyauto media issues. Upgrade psutil to 0.4.0.

third_party/psutil/build.py

Index: third_party/psutil/build.py
diff --git a/third_party/psutil/build.py b/third_party/psutil/build.py
new file mode 100755
index 0000000000000000000000000000000000000000..c838d0e50e12f2e9253d43bf5bdbe92c14158176
--- /dev/null
+++ b/third_party/psutil/build.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+# 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.
+
+"""Simple helper script for building psutil via GYP."""
+
+import os
+import shutil
+import subprocess
+import sys
+import tempfile
+
+
+def Main():
+  if len(sys.argv) <= 1:
+    print >> sys.stderr, 'Usage: build.py <output dir>'
+    sys.exit(1)
+
+  # GYP may specify the output path as a relative path.  Since we need cwd to be
+  # the source directory, we must convert the output path to an absolute path.
+  abs_out_path = os.path.abspath(sys.argv[1])
+  temp_path = tempfile.mkdtemp()
+  try:
+    sys.exit(subprocess.call(
+      ['python', 'setup.py', 'build', '--build-lib', abs_out_path,
+       '--build-temp', temp_path],
+      cwd=os.path.dirname(os.path.abspath(__file__))))
+  finally:
+    shutil.rmtree(temp_path)
+
+
+if __name__ == '__main__':
+  Main()