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

components/wallpaper/wallpaper_manager_base.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 "components/wallpaper/wallpaper_manager_base.h"
 
 #include <numeric>
 #include <vector>
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 741 matching lines @@
   base::WorkerPool::PostTask(
       FROM_HERE, base::Bind(&DeleteWallpaperInList, file_to_remove), false);
 }
 
 void WallpaperManagerBase::SetCommandLineForTesting(
     base::CommandLine* command_line) {
   command_line_for_testing_ = command_line;
   SetDefaultWallpaperPathsFromCommandLine(command_line);
 }
 
-CommandLine* WallpaperManagerBase::GetCommandLine() {
-  CommandLine* command_line = command_line_for_testing_
-                                  ? command_line_for_testing_
-                                  : CommandLine::ForCurrentProcess();
+base::CommandLine* WallpaperManagerBase::GetCommandLine() {
+  base::CommandLine* command_line =
+      command_line_for_testing_ ? command_line_for_testing_
+                                : base::CommandLine::ForCurrentProcess();
   return command_line;
 }
 
 void WallpaperManagerBase::LoadWallpaper(
     const std::string& user_id,
     const WallpaperInfo& info,
     bool update_wallpaper,
     MovableOnDestroyCallbackHolder on_finish) {
   base::FilePath wallpaper_dir;
   base::FilePath wallpaper_path;
@@ skipping 236 matching lines @@
 void WallpaperManagerBase::CreateSolidDefaultWallpaper() {
   loaded_wallpapers_++;
   SkBitmap bitmap;
   bitmap.allocN32Pixels(1, 1);
   bitmap.eraseColor(kDefaultWallpaperColor);
   const gfx::ImageSkia image = gfx::ImageSkia::CreateFrom1xBitmap(bitmap);
   default_wallpaper_image_.reset(new user_manager::UserImage(image));
 }
 
 }  // namespace wallpaper