Move scoped_temp_dir from base to base/files

remoting/host/json_host_config_unittest.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/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "remoting/host/json_host_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace remoting {
 
 namespace {
 const char* kTestConfig =
 "{\n"
 "  \"xmpp_login\" : \"test@gmail.com\",\n"
 "  \"xmpp_auth_token\" : \"TEST_AUTH_TOKEN\",\n"
 "  \"host_id\" : \"TEST_HOST_ID\",\n"
 "  \"host_name\" : \"TEST_MACHINE_NAME\",\n"
 "  \"private_key\" : \"TEST_PRIVATE_KEY\"\n"
 "}\n";
 }  // namespace
 
 class JsonHostConfigTest : public testing::Test {
  protected:
   static void WriteTestFile(const FilePath& filename) {
     file_util::WriteFile(filename, kTestConfig, std::strlen(kTestConfig));
   }
 
   // The temporary directory used to contain the test operations.
-  ScopedTempDir test_dir_;
+  base::ScopedTempDir test_dir_;
 };
 
 TEST_F(JsonHostConfigTest, InvalidFile) {
   ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
   FilePath non_existent_file =
       test_dir_.path().AppendASCII("non_existent.json");
   JsonHostConfig target(non_existent_file);
   EXPECT_FALSE(target.Read());
 }
 
@@ skipping 42 matching lines @@
   EXPECT_EQ(new_auth_token_value, value);
   EXPECT_TRUE(reader.GetString(kHostIdConfigPath, &value));
   EXPECT_EQ("TEST_HOST_ID", value);
   EXPECT_TRUE(reader.GetString(kHostNameConfigPath, &value));
   EXPECT_EQ("TEST_MACHINE_NAME", value);
   EXPECT_TRUE(reader.GetString(kPrivateKeyConfigPath, &value));
   EXPECT_EQ("TEST_PRIVATE_KEY", value);
 }
 
 }