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

chrome/browser/metrics/plugin_metrics_provider.cc

Index: chrome/browser/metrics/plugin_metrics_provider.cc
diff --git a/chrome/browser/metrics/plugin_metrics_provider.cc b/chrome/browser/metrics/plugin_metrics_provider.cc
index 35c789bb6310a511031b29ac5959a6383d434e3d..72810edc5e31c614ecffb52742d519816595b823 100644
--- a/chrome/browser/metrics/plugin_metrics_provider.cc
+++ b/chrome/browser/metrics/plugin_metrics_provider.cc
@@ -353,7 +353,8 @@ void PluginMetricsProvider::BrowserChildProcessHostConnected(
 }
 
 void PluginMetricsProvider::BrowserChildProcessCrashed(
-    const content::ChildProcessData& data) {
+    const content::ChildProcessData& data,
+    int exit_code) {
   GetChildProcessStats(data).process_crashes++;
   RecordCurrentStateWithDelay(kRecordStateDelayMs);
 }