Re-prompt Chrome users to run the SRT when a finch param changes.

components/component_updater/pref_names.cc

 // Copyright 2014 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 "components/component_updater/pref_names.h"
 
 namespace prefs {
 
 // String that represents the recovery component last downloaded version. This
 // takes the usual 'a.b.c.d' notation.
@@ skipping 13 matching lines @@
 
 // The exit code integer value of the reporter run that triggered an SRT prompt.
 // Stored in the protected prefs of the profile that owns the browser where the
 // prompt was shown.
 const char kSwReporterPromptReason[] = "software_reporter.prompt_reason";
 
 // The version string of the reporter that triggered an SRT prompt. An empty
 // string when the prompt wasn't shown yet. Stored in the protected prefs of the
 // profile that owns the browser where the prompt was shown.
 const char kSwReporterPromptVersion[] = "software_reporter.prompt_version";
+
+// A string value uniquely identifying an SRTPrompt campaign so that users that
+// have been prompted with this seed before won't be prompted again until a new
+// seed comes in.
+const char kSwReporterPromptSeed[] = "software_reporter.prompt_seed";
 #endif
 
 }  // namespace prefs