first run bubble using the views/bubble api.

chrome/browser/chrome_browser_main.cc

 // Copyright (c) 2011 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/chrome_browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1186 matching lines @@
   // so it's better to fail here than fail mysteriously elsewhere.
   CHECK(PathService::Get(chrome::DIR_USER_DATA, &user_data_dir))
       << "Must be able to get user data directory!";
 #endif
 
   process_singleton_.reset(new ProcessSingleton(user_data_dir));
 
   bool is_first_run = FirstRun::IsChromeFirstRun() ||
       parsed_command_line().HasSwitch(switches::kFirstRun);
 
-#if defined(USE_AURA)
-  // No first run on Aura. See crbug.com/99439.
-  is_first_run = false;
-#endif
-
   if (parsed_command_line().HasSwitch(switches::kImport) ||
       parsed_command_line().HasSwitch(switches::kImportFromFile)) {
     // We use different BrowserProcess when importing so no GoogleURLTracker is
     // instantiated (as it makes a net::URLRequest and we don't have an IO
     // thread, see bug #1292702).
     browser_process_.reset(new FirstRunBrowserProcess(parsed_command_line()));
     is_first_run = false;
   } else {
     browser_process_.reset(new BrowserProcessImpl(parsed_command_line()));
   }
@@ skipping 864 matching lines @@
   if (env->GetVar(chrome::kPreReadEnvironmentVariable, &pre_read) &&
       (pre_read == "0" || pre_read == "1")) {
     std::string uma_name(name);
     uma_name += "_PreRead";
     uma_name += pre_read == "1" ? "Enabled" : "Disabled";
     AddPreReadHistogramTime(uma_name.c_str(), time);
   }
 #endif
 #endif
 }