Refactor Mac crash key reporting - move to base/mac/crash_logging.{h,mm}

base/mac/crash_logging.mm

+// 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/mac/crash_logging.h"
+
+#import <Foundation/Foundation.h>
+
+namespace base {
+namespace mac {
+
+static SetCrashKeyValueFuncPtr g_set_key_func;
+static ClearCrashKeyValueFuncPtr g_clear_key_func;
+
+void SetCrashKeyFunctions(SetCrashKeyValueFuncPtr set_key_func,
+                          ClearCrashKeyValueFuncPtr clear_key_func) {
+  g_set_key_func = set_key_func;
+  g_clear_key_func = clear_key_func;
+}
+
+void SetCrashKeyValue(NSString* key, NSString* val) {
+  if (g_set_key_func)
+    g_set_key_func(key, val);
+}
+
+void ClearCrashKey(NSString* key) {
+  if (g_clear_key_func)
+    g_clear_key_func(key);
+}
+
+ScopedCrashKey::ScopedCrashKey(NSString* key, NSString* value)
+    : crash_key_([key retain]) {
+  if (g_set_key_func)
+    g_set_key_func(crash_key_, value);
+}
+
+ScopedCrashKey::~ScopedCrashKey() {
+  if (g_clear_key_func)
+    g_clear_key_func(crash_key_);
+}
+
+}  // namespace mac
+}  // namespace base