Postmortem report collection: validate internal state

components/browser_watcher/postmortem_report_extractor.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/browser_watcher/postmortem_report_extractor.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/debug/activity_analyzer.h"
 #include "base/logging.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/browser_watcher/stability_data_names.h"
 #include "components/variations/active_field_trials.h"
 #include "third_party/crashpad/crashpad/util/misc/uuid.h"
 
 namespace browser_watcher {
 
@@ skipping 198 matching lines @@
   ActivityUserData::Snapshot process_data_snapshot =
       global_analyzer->GetProcessDataSnapshot(pid);
 
   ThreadActivityAnalyzer* thread_analyzer =
       global_analyzer->GetFirstAnalyzer(pid);
   if (log_messages.empty() && process_data_snapshot.empty() &&
       !thread_analyzer) {
     return DEBUG_FILE_NO_DATA;
   }
 
+  report->set_is_complete(global_analyzer->IsDataComplete());
+
   // Collect log messages.
   for (const std::string& message : log_messages) {
     report->add_log_messages(message);
   }
 
   // Collect global user data.
   google::protobuf::Map<std::string, TypedValue>& global_data =
       *(report->mutable_global_data());
   CollectUserData(process_data_snapshot, &global_data, report);
 
@@ skipping 17 matching lines @@
     CollectThread(thread_analyzer->activity_snapshot(), thread_state);
   }
 
   // Collect module information.
   CollectModuleInformation(global_analyzer->GetModules(), process_state);
 
   return SUCCESS;
 }
 
 }  // namespace browser_watcher