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

chrome/browser/extensions/app_background_page_apitest.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 "base/path_service.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/background/background_contents_service.h"
 #include "chrome/browser/background/background_contents_service_factory.h"
 #include "chrome/browser/background/background_mode_manager.h"
@@ skipping 24 matching lines @@
 
 #if defined(OS_MACOSX)
 #include "base/mac/scoped_nsautorelease_pool.h"
 #endif
 
 using base::ASCIIToUTF16;
 using extensions::Extension;
 
 class AppBackgroundPageApiTest : public ExtensionApiTest {
  public:
-  void SetUpCommandLine(CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
     ExtensionApiTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(switches::kDisablePopupBlocking);
     command_line->AppendSwitch(extensions::switches::kAllowHTTPBackgroundPage);
   }
 
   bool CreateApp(const std::string& app_manifest,
                  base::FilePath* app_dir) {
     if (!app_dir_.CreateUniqueTempDir()) {
       LOG(ERROR) << "Unable to create a temporary directory.";
       return false;
@@ skipping 586 matching lines @@
       extensions::ProcessManager::Get(browser()->profile());
   ImpulseCallbackCounter idle_impulse_counter(manager, extension()->id());
   EXPECT_TRUE(nacl_modules_loaded.WaitUntilSatisfied());
 
   manager->SetKeepaliveImpulseDecrementCallbackForTesting(
       idle_impulse_counter.SetGoalAndGetCallback(1));
   nacl_modules_loaded.Reply("be idle");
   idle_impulse_counter.Wait();
 #endif
 }