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

athena/content/web_activity.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 "athena/content/web_activity.h"
 
 #include "athena/activity/public/activity_factory.h"
 #include "athena/activity/public/activity_manager.h"
 #include "athena/activity/public/activity_view.h"
 #include "athena/content/content_proxy.h"
@@ skipping 251 matching lines @@
         break;
       }
       default:
         break;
     }
     // nullptr is returned if the URL wasn't opened immediately.
     return nullptr;
   }
 
   bool CanOverscrollContent() const override {
-    const std::string value = CommandLine::ForCurrentProcess()->
-        GetSwitchValueASCII(switches::kOverscrollHistoryNavigation);
+    const std::string value =
+        base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
+            switches::kOverscrollHistoryNavigation);
     return value != "0";
   }
 
   void OverscrollUpdate(float delta_y) override {
     overscroll_y_ = delta_y;
     if (overscroll_y_ > kDistanceShowReloadMessage) {
       if (!reload_message_)
         CreateReloadMessage();
       reload_message_->Show();
       float opacity = 1.0f;
@@ skipping 367 matching lines @@
   if (content_proxy_.get())
     content_proxy_.reset(nullptr);
 }
 
 void WebActivity::ShowContentProxy() {
   if (!content_proxy_.get())
     content_proxy_.reset(new ContentProxy(web_view_));
 }
 
 }  // namespace athena