Update some uses of UTF conversions in chrome/browser to use the base:: namespace.

chrome/browser/ui/autofill/autofill_dialog_controller_browsertest.cc

 // Copyright (c) 2012 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/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 48 matching lines @@
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/base/window_open_disposition.h"
 #include "url/gurl.h"
 
 #if defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "chrome/browser/ui/cocoa/run_loop_testing.h"
 #endif
 
+using base::ASCIIToUTF16;
+
 namespace autofill {
 
 namespace {
 
 using testing::_;
 
 void MockCallback(const FormStructure*) {}
 
 class MockAutofillMetrics : public AutofillMetrics {
  public:
@@ skipping 1337 matching lines @@
                        MAYBE_DoesntWorkOnBrokenHttps) {
   net::SpawnedTestServer https_server(
       net::SpawnedTestServer::TYPE_HTTPS,
       SSLOptions(SSLOptions::CERT_EXPIRED),
       base::FilePath(FILE_PATH_LITERAL("chrome/test/data")));
   ASSERT_TRUE(https_server.Start());
   EXPECT_FALSE(RunTestPage(https_server));
 }
 
 }  // namespace autofill