Add extra parameter to BrowserChildProcessCrashed to pass the exit_code at time of crash/termination

chrome/browser/metrics/plugin_metrics_provider.cc

 // 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.
 
 #include "chrome/browser/metrics/plugin_metrics_provider.h"
 
 #include <string>
 
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
@@ skipping 335 matching lines @@
   return child_process_stats_buffer_[child_name];
 }
 
 void PluginMetricsProvider::BrowserChildProcessHostConnected(
     const content::ChildProcessData& data) {
   GetChildProcessStats(data).process_launches++;
   RecordCurrentStateWithDelay(kRecordStateDelayMs);
 }
 
 void PluginMetricsProvider::BrowserChildProcessCrashed(
-    const content::ChildProcessData& data) {
+    const content::ChildProcessData& data,
+    int exit_code) {
   GetChildProcessStats(data).process_crashes++;
   RecordCurrentStateWithDelay(kRecordStateDelayMs);
 }
 
 void PluginMetricsProvider::BrowserChildProcessInstanceCreated(
     const content::ChildProcessData& data) {
   GetChildProcessStats(data).instances++;
   RecordCurrentStateWithDelay(kRecordStateDelayMs);
 }
 
@@ skipping 10 matching lines @@
 }
 
 bool PluginMetricsProvider::RecordCurrentStateIfPending() {
   if (!weak_ptr_factory_.HasWeakPtrs())
     return false;
 
   weak_ptr_factory_.InvalidateWeakPtrs();
   RecordCurrentState();
   return true;
 }