Create a mechanism for reporting rappor metrics from non-UMA

components/rappor/rappor_parameters.h

 // 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.
 
 #ifndef COMPONENTS_RAPPOR_RAPPOR_PARAMETERS_H_
 #define COMPONENTS_RAPPOR_RAPPOR_PARAMETERS_H_
 
 #include <string>
 
 namespace rappor {
@@ skipping 25 matching lines @@
 
   // The probability that a bit will be redacted with fake data.
   Probability fake_prob;
   // The probability that a fake bit will be a one.
   Probability fake_one_prob;
 
   // The probability that a one bit in the redacted data reports as one.
   Probability one_coin_prob;
   // The probability that a zero bit in the redacted data reports as one.
   Probability zero_coin_prob;
+
+  // When true, this metric will be reported even when most rappor metric
+  // reporting is disabled.
+  bool always_enabled;
 };
 
 }  // namespace rappor
 
 #endif  // COMPONENTS_RAPPOR_RAPPOR_PARAMETERS_H_