Replace incident type handlers with implementations of Incident.

chrome/browser/safe_browsing/incident_reporting/variations_seed_signature_incident.cc

+// 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.
+
+#include "chrome/browser/safe_browsing/incident_reporting/variations_seed_signature_incident.h"
+
+#include "base/logging.h"
+#include "chrome/browser/safe_browsing/incident_reporting/incident_handler_util.h"
+#include "chrome/common/safe_browsing/csd.pb.h"
+
+namespace safe_browsing {
+
+VariationsSeedSignatureIncident::VariationsSeedSignatureIncident(
+    scoped_ptr<
+        ClientIncidentReport_IncidentData_VariationsSeedSignatureIncident>
+        variations_seed_signature_incident) {
+  DCHECK(variations_seed_signature_incident);
+  DCHECK(variations_seed_signature_incident->has_variations_seed_signature());
+  payload()->set_allocated_variations_seed_signature(
+      variations_seed_signature_incident.release());
+}
+
+VariationsSeedSignatureIncident::~VariationsSeedSignatureIncident() {
+}
+
+IncidentType VariationsSeedSignatureIncident::GetType() const {
+  return IncidentType::VARIATIONS_SEED_SIGNATURE;
+}
+
+std::string VariationsSeedSignatureIncident::GetKey() const {
+  return "variations_seed_signature";
+}
+
+uint32_t VariationsSeedSignatureIncident::ComputeDigest() const {
+  return HashMessage(payload()->variations_seed_signature());
+}
+
+}  // namespace safe_browsing