Add crash keys for the installer covering simple InstallerState fields.

chrome/installer/setup/installer_crash_keys.h

Index: chrome/installer/setup/installer_crash_keys.h
diff --git a/chrome/installer/setup/installer_crash_keys.h b/chrome/installer/setup/installer_crash_keys.h
new file mode 100644
index 0000000000000000000000000000000000000000..933183a30019e709d39f32a502e2e0bc9a8efb5e
--- /dev/null
+++ b/chrome/installer/setup/installer_crash_keys.h
@@ -0,0 +1,22 @@
+// Copyright 2015 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 CHROME_INSTALLER_SETUP_INSTALLER_CRASH_KEYS_H_
+#define CHROME_INSTALLER_SETUP_INSTALLER_CRASH_KEYS_H_
+

[grt (UTC plus 2), 2015/11/26 19:24:45]

#include <vector>

[Joe Mason, 2015/11/26 20:49:05]

Done.

+#include "base/debug/crash_logging.h"
+
+namespace installer {
+
+class InstallerState;
+
+void ConfigureCrashReporting(const InstallerState& installer_state);

[grt (UTC plus 2), 2015/11/26 19:24:45]

please add a doc comment for each of these
(https://google.github.io/styleguide/cppguide.html#Function_Comments)

[Joe Mason, 2015/11/26 20:49:05]

Done.

+
+void RegisterCrashKeys(std::vector<base::debug::CrashKey>& keys);

[grt (UTC plus 2), 2015/11/26 19:24:45]

GetCrashKeys is more accurate since this doesn't actually register them.

[Joe Mason, 2015/11/26 20:49:05]

Done.

+
+void SetStartingCrashKeys(const InstallerState& installer_state);

[grt (UTC plus 2), 2015/11/26 19:24:45]

nit: i prefer SetInitialCrashKeys

[Joe Mason, 2015/11/26 20:49:05]

Done.

+
+}  // namespace installer
+
+#endif  // CHROME_INSTALLER_SETUP_INSTALLER_CRASH_KEYS_H_