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

chrome/browser/android/chrome_web_contents_delegate_android.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/android/chrome_web_contents_delegate_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/command_line.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 263 matching lines @@
 
   PopupBlockerTabHelper* popup_blocker_helper =
       PopupBlockerTabHelper::FromWebContents(source);
   DCHECK(popup_blocker_helper);
 
   if ((params.disposition == NEW_POPUP ||
        params.disposition == NEW_FOREGROUND_TAB ||
        params.disposition == NEW_BACKGROUND_TAB ||
        params.disposition == NEW_WINDOW) &&
       !params.user_gesture &&
-      !CommandLine::ForCurrentProcess()->HasSwitch(
+      !base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisablePopupBlocking)) {
     if (popup_blocker_helper->MaybeBlockPopup(nav_params,
                                               blink::WebWindowFeatures())) {
       return NULL;
     }
   }
 
   if (disposition == CURRENT_TAB) {
     // Only prerender for a current-tab navigation to avoid session storage
     // namespace issues.
@@ skipping 38 matching lines @@
   }
 
   if (was_blocked)
     *was_blocked = !handled;
   if (!handled)
     delete new_contents;
 }
 
 }  // namespace android
 }  // namespace chrome