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

base/mac/crash_logging.h

+// 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.
+
+#ifndef BASE_MAC_CRASH_LOGGING_H_
+#define BASE_MAC_CRASH_LOGGING_H_
+
+#if __OBJC__
+#import "base/memory/scoped_nsobject.h"
+
+@class NSString;
+#else
+class NSString;
+#endif
+
+namespace base {
+namespace mac {
+
+typedef void (*SetCrashKeyValueFuncPtr)(NSString*, NSString*);
+typedef void (*ClearCrashKeyValueFuncPtr)(NSString*);
+
+// Set the low level functions used to supply crash keys to Breakpad.
+void SetCrashKeyFunctions(SetCrashKeyValueFuncPtr set_key_func,
+                          ClearCrashKeyValueFuncPtr clear_key_func);
+
+// Set and clear meta information for Minidump.
+// IMPORTANT: On OS X, the key/value pairs are sent to the crash server
+// out of bounds and not recorded on disk in the minidump, this means
+// that if you look at the minidump file locally you won't see them!
+void SetCrashKeyValue(NSString* key, NSString* val);
+void ClearCrashKey(NSString* key);
+
+#if __OBJC__
+
+class ScopedCrashKey {
+ public:
+  ScopedCrashKey(NSString* key, NSString* value);
+  ~ScopedCrashKey();
+ private:
+  scoped_nsobject<NSString> crash_key_;
+  DISALLOW_COPY_AND_ASSIGN(ScopedCrashKey);
+};
+
+#endif  // __OBJC__
+
+}  // namespace mac
+}  // namespace base
+
+#endif  // BASE_MAC_CRASH_LOGGING_H_