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

content/common/set_process_title.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 "content/common/set_process_title.h"
 
 #include "build/build_config.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_SOLARIS)
 #include <limits.h>
@@ skipping 52 matching lines @@
       title.resize(title.size() - kDeletedSuffix.size());
 
     // PR_SET_NAME is available in Linux 2.6.9 and newer.
     // When available at run time, this sets the short process name that shows
     // when the full command line is not being displayed in most process
     // listings.
     prctl(PR_SET_NAME, base::FilePath(title).BaseName().value().c_str());
   }
 #endif  // defined(OS_LINUX)
 
-  const CommandLine* command_line = CommandLine::ForCurrentProcess();
+  const base::CommandLine* command_line =
+      base::CommandLine::ForCurrentProcess();
   for (size_t i = 1; i < command_line->argv().size(); ++i) {
     if (!title.empty())
       title += " ";
     title += command_line->argv()[i];
   }
   // Disable prepending argv[0] with '-' if we prepended it ourselves above.
   setproctitle(have_argv0 ? "-%s" : "%s", title.c_str());
 }
 
 #else
 
 // All other systems (basically Windows & Mac) have no need or way to implement
 // this function.
 void SetProcessTitleFromCommandLine(const char** /* main_argv */) {
 }
 
 #endif
 
 } // namespace content