Move ReadFileToString to the base namespace.

jingle/glue/logging_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.
 
 // Note: this test tests LOG_V and LOG_E since all other logs are expressed
 // in forms of them. LOG is also tested for good measure.
 // Also note that we are only allowed to call InitLogging() twice so the test
 // cases are more dense than normal.
 
 // The following include must be first in this file. It ensures that
@@ skipping 66 matching lines @@
   // In the default configuration nothing should be logged.
   LOG_V(talk_base::LS_ERROR) << AsString(talk_base::LS_ERROR);
   LOG_V(talk_base::LS_WARNING) << AsString(talk_base::LS_WARNING);
   LOG_V(talk_base::LS_INFO) << AsString(talk_base::LS_INFO);
   LOG_V(talk_base::LS_VERBOSE) << AsString(talk_base::LS_VERBOSE);
   LOG_V(talk_base::LS_SENSITIVE) << AsString(talk_base::LS_SENSITIVE);
 
   // Read file to string.
   base::FilePath file_path(log_file_name);
   std::string contents_of_file;
-  file_util::ReadFileToString(file_path, &contents_of_file);
+  base::ReadFileToString(file_path, &contents_of_file);
 
   // Make sure string contains the expected values.
   EXPECT_FALSE(ContainsString(contents_of_file, AsString(talk_base::LS_ERROR)));
   EXPECT_FALSE(ContainsString(contents_of_file,
                               AsString(talk_base::LS_WARNING)));
   EXPECT_FALSE(ContainsString(contents_of_file, AsString(talk_base::LS_INFO)));
   EXPECT_FALSE(ContainsString(contents_of_file,
                               AsString(talk_base::LS_VERBOSE)));
   EXPECT_FALSE(ContainsString(contents_of_file,
                               AsString(talk_base::LS_SENSITIVE)));
 }
 
 TEST(LibjingleLogTest, InfoConfiguration) {
   ASSERT_TRUE(Initialize(talk_base::LS_INFO));
 
   // In this configuration everything lower or equal to LS_INFO should be
   // logged.
   LOG_V(talk_base::LS_ERROR) << AsString(talk_base::LS_ERROR);
   LOG_V(talk_base::LS_WARNING) << AsString(talk_base::LS_WARNING);
   LOG_V(talk_base::LS_INFO) << AsString(talk_base::LS_INFO);
   LOG_V(talk_base::LS_VERBOSE) << AsString(talk_base::LS_VERBOSE);
   LOG_V(talk_base::LS_SENSITIVE) << AsString(talk_base::LS_SENSITIVE);
 
   // Read file to string.
   base::FilePath file_path(log_file_name);
   std::string contents_of_file;
-  file_util::ReadFileToString(file_path, &contents_of_file);
+  base::ReadFileToString(file_path, &contents_of_file);
 
   // Make sure string contains the expected values.
   EXPECT_TRUE(ContainsString(contents_of_file, AsString(talk_base::LS_ERROR)));
   EXPECT_TRUE(ContainsString(contents_of_file,
                              AsString(talk_base::LS_WARNING)));
   EXPECT_TRUE(ContainsString(contents_of_file, AsString(talk_base::LS_INFO)));
   EXPECT_FALSE(ContainsString(contents_of_file,
                               AsString(talk_base::LS_VERBOSE)));
   EXPECT_FALSE(ContainsString(contents_of_file,
                               AsString(talk_base::LS_SENSITIVE)));
@@ skipping 13 matching lines @@
   LOG(LS_INFO) << AsString(talk_base::LS_INFO);
   static const int kFakeError = 1;
   LOG_E(LS_INFO, EN, kFakeError) << "LOG_E(" << AsString(talk_base::LS_INFO) <<
       ")";
   LOG_V(talk_base::LS_VERBOSE) << AsString(talk_base::LS_VERBOSE);
   LOG_V(talk_base::LS_SENSITIVE) << AsString(talk_base::LS_SENSITIVE);
 
   // Read file to string.
   base::FilePath file_path(log_file_name);
   std::string contents_of_file;
-  file_util::ReadFileToString(file_path, &contents_of_file);
+  base::ReadFileToString(file_path, &contents_of_file);
 
   // Make sure string contains the expected values.
   EXPECT_TRUE(ContainsString(contents_of_file, AsString(talk_base::LS_ERROR)));
   EXPECT_TRUE(ContainsString(contents_of_file,
                              AsString(talk_base::LS_WARNING)));
   EXPECT_TRUE(ContainsString(contents_of_file, AsString(talk_base::LS_INFO)));
   // LOG_E
   EXPECT_TRUE(ContainsString(contents_of_file, strerror(kFakeError)));
   EXPECT_TRUE(ContainsString(contents_of_file,
                              AsString(talk_base::LS_VERBOSE)));
   EXPECT_TRUE(ContainsString(contents_of_file,
                              AsString(talk_base::LS_SENSITIVE)));
 }