Remove use of tmpnam.

This solves compilation with the Mac SDK 10.9.

BUG=3120, 3151
TEST=git try -t modules_tests:VideoProcessorIntegrationTest*
R=fischman@webrtc.org, henrike@webrtc.org, stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/10739005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5917 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/remote_bitrate_estimator/test/bwe_test_baselinefile.cc

@@ -118,7 +118,7 @@ class BaseLineFileUpdate : public BaseLineFileInterface {
   virtual bool VerifyOrWrite() {
     if (!verifier_->VerifyOrWrite()) {
       std::string dir_path = webrtc::test::OutputPath() + kResourceSubDir;
-      if (!webrtc::test::CreateDirectory(dir_path)) {
+      if (!webrtc::test::CreateDir(dir_path)) {
         printf("WARNING: Cannot create output dir: %s\n", dir_path.c_str());
         return false;
       }