Use a non-deprecated method to get a string from an OSStatus error.

The functions GetMacOSStatusErrorString() and GetMacOSStatusCommentString() have
been deprecated since OSX 10.8. The official replacement is NSError.

BUG=547071

Review URL: https://codereview.chromium.org/1753523002

Cr-Commit-Position: refs/heads/master@{#378564}

1 files changed, 47 insertions, 0 deletions

diff --git a/base/mac/mac_logging.mm b/base/mac/mac_logging.mm
new file mode 100644
index 0000000..381ad30
--- /dev/null
+++ b/base/mac/mac_logging.mm
@@ -0,0 +1,47 @@
+// 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.
+
+#include "base/mac/mac_logging.h"
+
+#import <Foundation/Foundation.h>
+
+#include <iomanip>
+
+#include "build/build_config.h"
+
+#if !defined(OS_IOS)
+#include <CoreServices/CoreServices.h>
+#endif
+
+namespace logging {
+
+std::string DescriptionFromOSStatus(OSStatus err) {
+  NSError* error =
+      [NSError errorWithDomain:NSOSStatusErrorDomain code:err userInfo:nil];
+  return error.description.UTF8String;
+}
+
+OSStatusLogMessage::OSStatusLogMessage(const char* file_path,
+                                       int line,
+                                       LogSeverity severity,
+                                       OSStatus status)
+    : LogMessage(file_path, line, severity),
+      status_(status) {
+}
+
+OSStatusLogMessage::~OSStatusLogMessage() {
+#if defined(OS_IOS)
+  // TODO(ios): Consider using NSError with NSOSStatusErrorDomain to try to
+  // get a description of the failure.
+  stream() << ": " << status_;
+#else
+  stream() << ": "
+           << DescriptionFromOSStatus(status_)
+           << " ("
+           << status_
+           << ")";
+#endif
+}
+
+}  // namespace logging