[chromedriver] Replace "--load-component-extension" with "--disable-extensions-except" switch.

chrome/test/chromedriver/chrome_launcher.cc

Index: chrome/test/chromedriver/chrome_launcher.cc
diff --git a/chrome/test/chromedriver/chrome_launcher.cc b/chrome/test/chromedriver/chrome_launcher.cc
index b66294a526fb7da80359c59de6faf5013059a752..ea1ec0f18483df84d2f9113802d47d18ae7db984 100644
--- a/chrome/test/chromedriver/chrome_launcher.cc
+++ b/chrome/test/chromedriver/chrome_launcher.cc
@@ -782,11 +782,11 @@ Status ProcessExtensions(const std::vector<std::string>& extensions,
     // 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",
+    UpdateExtensionSwitch(switches, "disable-extensions-except",
                           automation_extension.value());
 #else
     if (switches->HasSwitch("disable-extensions")) {
-      UpdateExtensionSwitch(switches, "load-component-extension",
+      UpdateExtensionSwitch(switches, "disable-extensions-except",
                             automation_extension.value());
     } else {
       extension_paths.push_back(automation_extension.value());