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

chrome/browser/ui/webui/version_handler.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 "chrome/browser/ui/webui/version_handler.h"
 
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_util.h"
@@ skipping 11 matching lines @@
 
 namespace {
 
 // Retrieves the executable and profile paths on the FILE thread.
 void GetFilePaths(const base::FilePath& profile_path,
                   base::string16* exec_path_out,
                   base::string16* profile_path_out) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
 
   base::FilePath executable_path = base::MakeAbsoluteFilePath(
-      CommandLine::ForCurrentProcess()->GetProgram());
+      base::CommandLine::ForCurrentProcess()->GetProgram());
   if (!executable_path.empty()) {
     *exec_path_out = executable_path.LossyDisplayName();
   } else {
     *exec_path_out =
         l10n_util::GetStringUTF16(IDS_ABOUT_VERSION_PATH_NOTFOUND);
   }
 
   base::FilePath profile_path_copy(base::MakeAbsoluteFilePath(profile_path));
   if (!profile_path.empty() && !profile_path_copy.empty()) {
     *profile_path_out = profile_path.LossyDisplayName();
@@ skipping 98 matching lines @@
         flash_version = info_array[i].version;
         break;
       }
     }
   }
 
   base::StringValue arg(flash_version);
   web_ui()->CallJavascriptFunction("returnFlashVersion", arg);
 }
 #endif  // defined(ENABLE_PLUGINS)