Make callers of CommandLine use it via the base:: namespace.

chrome/browser/file_select_helper_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/command_line.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/macros.h"
 #include "base/path_service.h"
@@ skipping 39 matching lines @@
   const char app_name[] = "CalculatorFake.app";
   base::FilePath src = data_dir_.Append(app_name);
   base::FilePath dest = FileSelectHelper::ZipPackage(src);
   ASSERT_FALSE(dest.empty());
   ASSERT_TRUE(base::PathExists(dest));
 
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 
   // Unzip the package into a temporary directory.
-  CommandLine cl(base::FilePath("/usr/bin/unzip"));
+  base::CommandLine cl(base::FilePath("/usr/bin/unzip"));
   cl.AppendArg(dest.value().c_str());
   cl.AppendArg("-d");
   cl.AppendArg(temp_dir.path().value().c_str());
   std::string output;
   EXPECT_TRUE(base::GetAppOutput(cl, &output));
 
   // Verify that several key files haven't changed.
   const char* files_to_verify[] = {"Contents/Info.plist",
                                    "Contents/MacOS/Calculator",
                                    "Contents/_CodeSignature/CodeResources"};
   size_t file_count = arraysize(files_to_verify);
   for (size_t i = 0; i < file_count; i++) {
     const char* relative_path = files_to_verify[i];
     base::FilePath orig_file = src.Append(relative_path);
     base::FilePath final_file =
         temp_dir.path().Append(app_name).Append(relative_path);
     EXPECT_TRUE(base::ContentsEqual(orig_file, final_file));
   }
 }
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)