List message decryption failures on chrome://gcm-internals

components/gcm_driver/gcm_internals_helper.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 "components/gcm_driver/gcm_internals_helper.h"
 
 #include "base/format_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
@@ skipping 68 matching lines @@
 
     row->AppendDouble(send.time.ToJsTime());
     row->AppendString(send.app_id);
     row->AppendString(send.receiver_id);
     row->AppendString(send.message_id);
     row->AppendString(send.event);
     row->AppendString(send.details);
   }
 }
 
+void SetDecryptionFailureInfo(
+    const std::vector<gcm::DecryptionFailureActivity>& failures,
+    base::ListValue* failure_info) {
+  for (const gcm::DecryptionFailureActivity& failure : failures) {
+    base::ListValue* row = new base::ListValue();
+    failure_info->Append(row);
+
+    row->AppendDouble(failure.time.ToJsTime());
+    row->AppendString(failure.app_id);
+    row->AppendString(failure.details);
+  }
+}
+
 }  // namespace
 
 void SetGCMInternalsInfo(const gcm::GCMClient::GCMStatistics* stats,
                          gcm::GCMProfileService* profile_service,
                          PrefService* prefs,
                          base::DictionaryValue* results) {
   base::DictionaryValue* device_info = new base::DictionaryValue();
   results->Set(kDeviceInfo, device_info);
 
   device_info->SetBoolean(kProfileServiceCreated, profile_service != NULL);
@@ skipping 38 matching lines @@
       base::ListValue* receive_info = new base::ListValue();
       results->Set(kReceiveInfo, receive_info);
       SetReceivingInfo(stats->recorded_activities.receiving_activities,
                        receive_info);
     }
     if (stats->recorded_activities.sending_activities.size() > 0) {
       base::ListValue* send_info = new base::ListValue();
       results->Set(kSendInfo, send_info);
       SetSendingInfo(stats->recorded_activities.sending_activities, send_info);
     }
+
+    if (stats->recorded_activities.decryption_failure_activities.size() > 0) {
+      base::ListValue* failure_info = new base::ListValue();
+      results->Set(kDecryptionFailureInfo, failure_info);
+      SetDecryptionFailureInfo(
+          stats->recorded_activities.decryption_failure_activities,
+          failure_info);
+    }
   }
 }
 
 }  // namespace gcm_driver