Add an infobar if a session is being controlled by an automated test.

chrome/test/chromedriver/chrome_launcher.cc

 // Copyright (c) 2013 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/test/chromedriver/chrome_launcher.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <algorithm>
 #include <utility>
@@ skipping 44 matching lines @@
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #elif defined(OS_WIN)
 #include "chrome/test/chromedriver/keycode_text_conversion.h"
 #endif
 
 namespace {
 
 const char* const kCommonSwitches[] = {
-  "disable-infobars",
   "disable-popup-blocking",
+  "enable-chromedriver",
   "ignore-certificate-errors",
   "metrics-recording-only",
 };
 
 const char* const kDesktopSwitches[] = {
   "disable-hang-monitor",
   "disable-prompt-on-repost",
   "disable-sync",
   "no-first-run",
   "disable-background-networking",
@@ skipping 802 matching lines @@
   // Write empty "First Run" file, otherwise Chrome will wipe the default
   // profile that was written.
   if (base::WriteFile(
           user_data_dir.Append(chrome::kFirstRunSentinel), "", 0) != 0) {
     return Status(kUnknownError, "failed to write first run file");
   }
   return Status(kOk);
 }
 
 }  // namespace internal