[chromedriver] Load automation extension using --disable-extensions-except for M57+.

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 765 matching lines @@
     if (status.IsError())
       return status;
 #if defined(OS_WIN) || defined(OS_MACOSX)
     // On Chrome for Windows and Mac, a "Disable developer mode extensions"
     // dialog appears for the automation extension. Suppress this by loading
     // it as a component extension.
     UpdateExtensionSwitch(switches, "load-component-extension",
                           automation_extension.value());
 #else
     if (switches->HasSwitch("disable-extensions")) {
+      // For Chrome 56 and earlier:
       UpdateExtensionSwitch(switches, "load-component-extension",
                             automation_extension.value());
+      // For Chrome 57 and later:
+      UpdateExtensionSwitch(switches, "disable-extensions-except",
+                            automation_extension.value());
     } else {
       extension_paths.push_back(automation_extension.value());
     }
 #endif
   }
 
   if (extension_paths.size()) {
     base::FilePath::StringType extension_paths_value = base::JoinString(
         extension_paths, base::FilePath::StringType(1, ','));
     UpdateExtensionSwitch(switches, "load-extension", extension_paths_value);
@@ skipping 78 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