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

tools/gn/exec_process.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/logging.h"
 #include "base/process/kill.h"
 #include "base/process/launch.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 
 #include "base/win/scoped_handle.h"
 #include "base/win/scoped_process_information.h"
 #endif
 
 #if defined(OS_POSIX)
 #include <fcntl.h>
 #include <unistd.h>
 
 #include "base/posix/eintr_wrapper.h"
 #include "base/posix/file_descriptor_shuffle.h"
 #endif
 
 namespace internal {
 
 #if defined(OS_WIN)
-bool ExecProcess(const CommandLine& cmdline,
+bool ExecProcess(const base::CommandLine& cmdline,
                  const base::FilePath& startup_dir,
                  std::string* std_out,
                  std::string* std_err,
                  int* exit_code) {
   SECURITY_ATTRIBUTES sa_attr;
   // Set the bInheritHandle flag so pipe handles are inherited.
   sa_attr.nLength = sizeof(SECURITY_ATTRIBUTES);
   sa_attr.bInheritHandle = TRUE;
   sa_attr.lpSecurityDescriptor = NULL;
 
@@ skipping 91 matching lines @@
   int bytes_read = HANDLE_EINTR(read(fd, buffer, sizeof(buffer)));
   if (bytes_read == -1) {
     return errno == EAGAIN || errno == EWOULDBLOCK;
   } else if (bytes_read <= 0) {
     return false;
   }
   output->append(buffer, bytes_read);
   return true;
 }
 
-bool ExecProcess(const CommandLine& cmdline,
+bool ExecProcess(const base::CommandLine& cmdline,
                  const base::FilePath& startup_dir,
                  std::string* std_out,
                  std::string* std_err,
                  int* exit_code) {
   *exit_code = EXIT_FAILURE;
 
   std::vector<std::string> argv = cmdline.argv();
 
   int out_fd[2], err_fd[2];
   pid_t pid;
@@ skipping 88 matching lines @@
         return base::WaitForExitCode(pid, exit_code);
       }
   }
 
   return false;
 }
 #endif
 
 }  // namespace internal