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

content/browser/loader/navigation_url_loader_unittest.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 "base/command_line.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "content/browser/frame_host/navigation_request_info.h"
@@ skipping 145 matching lines @@
         browser_context_->GetResourceContext()->GetRequestContext();
     // Attach URLRequestTestJob and make streams work.
     job_factory_.SetProtocolHandler(
         "test", net::URLRequestTestJob::CreateProtocolHandler());
     job_factory_.SetProtocolHandler(
         "blob", new StreamProtocolHandler(
             StreamContext::GetFor(browser_context_.get())->registry()));
     request_context->set_job_factory(&job_factory_);
 
     // NavigationURLLoader is only used for browser-side navigations.
-    CommandLine::ForCurrentProcess()->AppendSwitch(
+    base::CommandLine::ForCurrentProcess()->AppendSwitch(
         switches::kEnableBrowserSideNavigation);
   }
 
   scoped_ptr<NavigationURLLoader> MakeTestLoader(
       const GURL& url,
       NavigationURLLoaderDelegate* delegate) {
     FrameHostMsg_BeginNavigation_Params begin_params;
     CommonNavigationParams common_params;
     begin_params.method = "GET";
     common_params.url = url;
@@ skipping 203 matching lines @@
 
   // Release the body.
   delegate.ReleaseBody();
   base::RunLoop().RunUntilIdle();
 
   // Verify that URLRequestTestJob no longer has anything paused.
   EXPECT_FALSE(net::URLRequestTestJob::ProcessOnePendingMessage());
 }
 
 }  // namespace content