Convert a bunch of easy AppendSwitchWithValue to *ASCII.

chrome/renderer/external_extension_uitest.cc

 // Copyright (c) 2010 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 "base/file_path.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/automation/tab_proxy.h"
 #include "chrome/test/ui/ui_layout_test.h"
 #include "chrome/test/ui_test_utils.h"
@@ skipping 25 matching lines @@
   launch_arguments_.AppendSwitch(switches::kEnableSearchProviderApiV2);
 
   // Map all hosts to our local server.
   GURL server_url = server_->TestServerPage("");
   std::string host_rule = "MAP * ";
   host_rule.append(server_url.host());
   if (server_url.has_port()) {
     host_rule.append(":");
     host_rule.append(server_url.port());
   }
-  launch_arguments_.AppendSwitchWithValue(switches::kHostRules,
-                                          host_rule);
+  launch_arguments_.AppendSwitchASCII(switches::kHostRules, host_rule);
 }
 
 SearchProviderTest::~SearchProviderTest() {
   server_->Stop();
 }
 
 void SearchProviderTest::TestIsSearchProviderInstalledForHost(
     TabProxy* tab,
     const char* host,
     const char* expected_result) {
@@ skipping 31 matching lines @@
   ASSERT_TRUE(browser.get());
   ASSERT_TRUE(browser->RunCommand(IDC_NEW_INCOGNITO_WINDOW));
   scoped_refptr<BrowserProxy> incognito(automation()->GetBrowserWindow(1));
   ASSERT_TRUE(incognito.get());
   scoped_refptr<TabProxy> incognito_tab(incognito->GetTab(0));
   ASSERT_TRUE(incognito_tab.get());
   TestIsSearchProviderInstalledForHost(incognito_tab, "www.google.com", "0");
   TestIsSearchProviderInstalledForHost(incognito_tab, "www.bing.com", "0");
   TestIsSearchProviderInstalledForHost(incognito_tab, "localhost", "0");
 }