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

content/browser/loader/cross_site_resource_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 "content/browser/loader/cross_site_resource_handler.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 73 matching lines @@
     int render_frame_id,
     const TransitionLayerData& transition_data) {
   RenderFrameHostImpl* rfh =
       RenderFrameHostImpl::FromID(global_request_id.child_id, render_frame_id);
   if (rfh)
     rfh->OnDeferredAfterResponseStarted(global_request_id, transition_data);
 }
 
 // Returns whether a transfer is needed by doing a check on the UI thread.
 bool CheckNavigationPolicyOnUI(GURL url, int process_id, int render_frame_id) {
-  CHECK(CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess));
+  CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kSitePerProcess));
   RenderFrameHostImpl* rfh =
       RenderFrameHostImpl::FromID(process_id, render_frame_id);
   if (!rfh)
     return false;
 
   // A transfer is not needed if the current SiteInstance doesn't yet have a
   // site.  This is the case for tests that use NavigateToURL.
   if (!rfh->GetSiteInstance()->HasSite())
     return false;
 
@@ skipping 316 matching lines @@
     controller()->Resume();
   }
 }
 
 void CrossSiteResourceHandler::OnDidDefer() {
   did_defer_ = true;
   request()->LogBlockedBy("CrossSiteResourceHandler");
 }
 
 }  // namespace content