Remove some dead code in UtilityProcessHost

Change-Id: I8c18f3a248de8b1176171f0a5ef800666a9583f7
Reviewed-on: https://chromium-review.googlesource.com/1071885Reviewed-by: Ken Rockot <rockot@chromium.org>
Commit-Queue: John Abd-El-Malek <jam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#561888}

content/browser/utility_process_host.cc

@@ -374,22 +374,4 @@ void UtilityProcessHost::OnProcessCrashed(int exit_code) {
                                 client_, exit_code));
 }
 
-void UtilityProcessHost::NotifyAndDelete(int error_code) {
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(&UtilityProcessHost::NotifyLaunchFailedAndDelete,
-                     weak_ptr_factory_.GetWeakPtr(), error_code));
-}
-
-// static
-void UtilityProcessHost::NotifyLaunchFailedAndDelete(
-    base::WeakPtr<UtilityProcessHost> host,
-    int error_code) {
-  if (!host)
-    return;
-
-  host->OnProcessLaunchFailed(error_code);
-  delete host.get();
-}
-
 }  // namespace content

content/browser/utility_process_host.h

@@ -113,14 +113,6 @@ class CONTENT_EXPORT UtilityProcessHost
   void OnProcessLaunchFailed(int error_code) override;
   void OnProcessCrashed(int exit_code) override;
 
-  // Cleans up |this| as a result of a failed Start().
-  void NotifyAndDelete(int error_code);
-
-  // Notifies the client that the launch failed and deletes |host|.
-  static void NotifyLaunchFailedAndDelete(
-      base::WeakPtr<UtilityProcessHost> host,
-      int error_code);
-
   // Pointer to our client interface used for progress notifications.
   scoped_refptr<UtilityProcessHostClient> client_;