This adds some plumbing for propagating the reason for a renderer's death

chrome/browser/profile_import_process_host.cc

Index: chrome/browser/profile_import_process_host.cc
diff --git a/chrome/browser/profile_import_process_host.cc b/chrome/browser/profile_import_process_host.cc
index 26e4ec16eb27f63db3079ffaa5e1115213bbef9c..45ec4f69efbf445747b5b4765ced5a6be986b491 100644
--- a/chrome/browser/profile_import_process_host.cc
+++ b/chrome/browser/profile_import_process_host.cc
@@ -127,12 +127,13 @@ void ProfileImportProcessHost::OnMessageReceived(const IPC::Message& message) {
                         message));
 }
 
-void ProfileImportProcessHost::OnProcessCrashed() {
+void ProfileImportProcessHost::OnProcessCrashed(int exit_code) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   BrowserThread::PostTask(
       thread_id_, FROM_HERE,
       NewRunnableMethod(import_process_client_.get(),
-                        &ImportProcessClient::OnProcessCrashed));
+                        &ImportProcessClient::OnProcessCrashed,
+                        exit_code));
 }
 
 bool ProfileImportProcessHost::CanShutdown() {