Wire up process launch error codes.

chrome/browser/safe_browsing/sandboxed_dmg_analyzer_mac.cc

 // Copyright 2015 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/safe_browsing/sandboxed_dmg_analyzer_mac.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "chrome/common/chrome_utility_messages.h"
@@ skipping 55 matching lines @@
       IDS_UTILITY_PROCESS_SAFE_BROWSING_ZIP_FILE_ANALYZER_NAME));
   utility_process_host->Send(
       new ChromeUtilityMsg_AnalyzeDmgFileForDownloadProtection(
           IPC::TakePlatformFileForTransit(std::move(file_))));
 }
 
 void SandboxedDMGAnalyzer::OnProcessCrashed(int exit_code) {
   OnAnalysisFinished(zip_analyzer::Results());
 }
 
-void SandboxedDMGAnalyzer::OnProcessLaunchFailed() {
+void SandboxedDMGAnalyzer::OnProcessLaunchFailed(int error_code) {
   OnAnalysisFinished(zip_analyzer::Results());
 }
 
 bool SandboxedDMGAnalyzer::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(SandboxedDMGAnalyzer, message)
     IPC_MESSAGE_HANDLER(
         ChromeUtilityHostMsg_AnalyzeDmgFileForDownloadProtection_Finished,
         OnAnalysisFinished)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void SandboxedDMGAnalyzer::OnAnalysisFinished(
     const zip_analyzer::Results& results) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   if (callback_called_)
     return;
 
   callback_called_ = true;
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                           base::Bind(callback_, results));
 }
 
 }  // namespace safe_browsing