This adds some plumbing for propagating the status and error code of a

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 a5b84ee2172300abbc9051d6395ea4b6f32c4f5b..f0142f138c6e258633cc54c71d581b47e3724c09 100644
--- a/chrome/browser/profile_import_process_host.cc
+++ b/chrome/browser/profile_import_process_host.cc
@@ -124,12 +124,13 @@ void ProfileImportProcessHost::OnMessageReceived(const IPC::Message& message) {
                         message));
 }
 
-void ProfileImportProcessHost::OnProcessCrashed() {
+void ProfileImportProcessHost::OnProcessCrashed(int exit_code) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
   ChromeThread::PostTask(
       thread_id_, FROM_HERE,
       NewRunnableMethod(import_process_client_.get(),
-                        &ImportProcessClient::OnProcessCrashed));
+                        &ImportProcessClient::OnProcessCrashed,
+                        exit_code));
 }
 
 void ProfileImportProcessHost::ImportProcessClient::OnMessageReceived(