SafeBrowsing PVer4: Send mutable response to the database and the stores

components/safe_browsing_db/v4_protocol_manager_util.cc

 // Copyright 2016 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/safe_browsing_db/v4_protocol_manager_util.h"
 
 #include "base/base64.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/rand_util.h"
 #include "base/strings/stringprintf.h"
@@ skipping 40 matching lines @@
                                            ThreatEntryType threat_entry_type,
                                            ThreatType threat_type)
     : platform_type(platform_type),
       threat_entry_type(threat_entry_type),
       threat_type(threat_type) {
   DCHECK(PlatformType_IsValid(platform_type));
   DCHECK(ThreatEntryType_IsValid(threat_entry_type));
   DCHECK(ThreatType_IsValid(threat_type));
 }
 
-UpdateListIdentifier::UpdateListIdentifier(const ListUpdateResponse& response)
-    : UpdateListIdentifier(response.platform_type(),
-                           response.threat_entry_type(),
-                           response.threat_type()) {}
+UpdateListIdentifier::UpdateListIdentifier(const ListUpdateResponse* response)
+    : UpdateListIdentifier(response->platform_type(),
+                           response->threat_entry_type(),
+                           response->threat_type()) {}
 
 V4ProtocolConfig::V4ProtocolConfig() : disable_auto_update(false) {}
 
 V4ProtocolConfig::V4ProtocolConfig(const V4ProtocolConfig& other) = default;
 
 V4ProtocolConfig::~V4ProtocolConfig() {}
 
 // static
 // Backoff interval is MIN(((2^(n-1))*15 minutes) * (RAND + 1), 24 hours) where
 // n is the number of consecutive errors.
@@ skipping 57 matching lines @@
 
 // static
 void V4ProtocolManagerUtil::UpdateHeaders(net::HttpRequestHeaders* headers) {
   // NOTE(vakh): The following header informs the envelope server (which sits in
   // front of Google's stubby server) that the received GET request should be
   // interpreted as a POST.
   headers->SetHeaderIfMissing("X-HTTP-Method-Override", "POST");
 }
 
 }  // namespace safe_browsing