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

chrome/common/net/url_fixer_upper_unittest.cc

 // Copyright (c) 2011 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 <stdlib.h>
 
 #include "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/strings/string_util.h"
@@ skipping 361 matching lines @@
   ASSERT_TRUE(MakeTempFile(
       dir,
       base::FilePath(FILE_PATH_LITERAL("url fixer upper existing file.txt")),
       &original));
 
   // reference path
   GURL golden(net::FilePathToFileURL(original));
 
   // c:\foo\bar.txt -> file:///c:/foo/bar.txt (basic)
 #if defined(OS_WIN)
-  GURL fixedup(URLFixerUpper::FixupURL(WideToUTF8(original.value()),
+  GURL fixedup(URLFixerUpper::FixupURL(base::WideToUTF8(original.value()),
                                        std::string()));
 #elif defined(OS_POSIX)
   GURL fixedup(URLFixerUpper::FixupURL(original.value(), std::string()));
 #endif
   EXPECT_EQ(golden, fixedup);
 
   // TODO(port): Make some equivalent tests for posix.
 #if defined(OS_WIN)
   // c|/foo\bar.txt -> file:///c:/foo/bar.txt (pipe allowed instead of colon)
-  std::string cur(WideToUTF8(original.value()));
+  std::string cur(base::WideToUTF8(original.value()));
   EXPECT_EQ(':', cur[1]);
   cur[1] = '|';
   EXPECT_EQ(golden, URLFixerUpper::FixupURL(cur, std::string()));
 
   FixupCase file_cases[] = {
     {"c:\\This%20is a non-existent file.txt", "",
      "file:///C:/This%2520is%20a%20non-existent%20file.txt"},
 
     // \\foo\bar.txt -> file://foo/bar.txt
     // UNC paths, this file won't exist, but since there are no escapes, it
@@ skipping 127 matching lines @@
   EXPECT_TRUE(base::DeleteFile(full_path, false));
   EXPECT_TRUE(base::DeleteFile(new_dir, true));
 
   // Test that an obvious HTTP URL isn't accidentally treated as an absolute
   // file path (on account of system-specific craziness).
   base::FilePath empty_path;
   base::FilePath http_url_path(FILE_PATH_LITERAL("http://../"));
   EXPECT_TRUE(URLFixerUpper::FixupRelativeFile(
       empty_path, http_url_path).SchemeIs("http"));
 }