Add OSSTATUS_LOG API

cloud_print/virtual_driver/posix/installer_util_mac.mm

Index: cloud_print/virtual_driver/posix/installer_util_mac.mm
===================================================================
--- cloud_print/virtual_driver/posix/installer_util_mac.mm	(revision 119461)
+++ cloud_print/virtual_driver/posix/installer_util_mac.mm	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -32,9 +32,11 @@
                                     &ref, kDontWantURL);
 
   if (status != noErr) {
-    std::cerr << "Failed to make path ref";
-    std::cerr << GetMacOSStatusErrorString(status);
-    std::cerr << GetMacOSStatusCommentString(status);
+    std::cerr << "Failed to make path ref: "
+              << GetMacOSStatusErrorString(status)
+              << " ("
+              << status
+              << ")";
     exit(-1);
   }
 
@@ -55,9 +57,11 @@
   status = LSOpenApplication(&params, NULL);
 
   if (status != noErr) {
-    std::cerr << "Unable to launch Chrome to install";
-    std::cerr << GetMacOSStatusErrorString(status);
-    std::cerr << GetMacOSStatusCommentString(status);
+    std::cerr << "Unable to launch Chrome to install: "
+              << GetMacOSStatusErrorString(status)
+              << " ("
+              << status
+              << ")";
     exit(-1);
   }
 }