Move ReadFileToString to the base namespace.

chrome/browser/printing/print_dialog_cloud_interative_uitest.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 "chrome/browser/printing/print_dialog_cloud.h"
 #include "chrome/browser/printing/print_dialog_cloud_internal.h"
 
 #include <functional>
 
 #include "base/bind.h"
@@ skipping 36 matching lines @@
   const char* GetTestData() {
     // Fetching this data blocks the IO thread, but we don't really care because
     // this is a test.
     base::ThreadRestrictions::ScopedAllowIO allow_io;
 
     if (test_data_.empty()) {
       base::FilePath test_data_directory;
       PathService::Get(chrome::DIR_TEST_DATA, &test_data_directory);
       base::FilePath test_file =
           test_data_directory.AppendASCII("printing/cloud_print_uitest.html");
-      file_util::ReadFileToString(test_file, &test_data_);
+      base::ReadFileToString(test_file, &test_data_);
     }
     return test_data_.c_str();
   }
  private:
   TestData() {}
 
   std::string test_data_;
 
   friend struct DefaultSingletonTraits<TestData>;
 };
@@ skipping 207 matching lines @@
   BrowserWindow* window = browser()->window();
   ASSERT_TRUE(window);
   gfx::NativeWindow native_window = window->GetNativeWindow();
   ASSERT_TRUE(native_window);
   bool key_sent = ui_controls::SendKeyPress(native_window, ui::VKEY_ESCAPE,
                                             false, false, false, false);
   EXPECT_TRUE(key_sent);
   if (key_sent)
     tab_closed_observer.Wait();
 }