Update from https://crrev.com/309717

gin/shell/gin_shell_unittest.cc

 // Copyright 2014 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_util.h"
 #include "base/path_service.h"
 #include "base/process/launch.h"
 #include "base/strings/string_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 12 matching lines @@
     .AppendASCII("shell")
     .AppendASCII("hello_world.js");
 }
 
 TEST(GinShellTest, HelloWorld) {
   base::FilePath gin_shell_path(GinShellPath());
   base::FilePath hello_world_path(HelloWorldPath());
   ASSERT_TRUE(base::PathExists(gin_shell_path));
   ASSERT_TRUE(base::PathExists(hello_world_path));
 
-  CommandLine cmd(gin_shell_path);
+  base::CommandLine cmd(gin_shell_path);
   cmd.AppendArgPath(hello_world_path);
   std::string output;
   ASSERT_TRUE(base::GetAppOutput(cmd, &output));
   base::TrimWhitespaceASCII(output, base::TRIM_ALL, &output);
   ASSERT_EQ("Hello World", output);
 }