If default search is managed, we should not asked the user to choose it at Fi...

chrome/browser/browser_main.cc

 // Copyright (c) 2010 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/browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1488 matching lines @@
   }
 
 #if defined(OS_WIN)
   // If it's the first run, log the search engine chosen.  We wait until
   // shutdown because otherwise we can't be sure the user has finished
   // selecting a search engine through the dialog reached from the first run
   // bubble link.
   if (FirstRun::InSearchExperimentLocale() && record_search_engine) {
     const TemplateURL* default_search_engine =
         profile->GetTemplateURLModel()->GetDefaultSearchProvider();
+    // The default engine can be NULL if the administrator has disabled
+    // default search.
+    TemplateURLPrepopulateData::SearchEngineType search_engine_type =
+        default_search_engine ? default_search_engine->search_engine_type() :
+                                TemplateURLPrepopulateData::SEARCH_ENGINE_OTHER;
     // Record the search engine chosen.
     if (master_prefs.run_search_engine_experiment) {
       UMA_HISTOGRAM_ENUMERATION(
           "Chrome.SearchSelectExperiment",
-          default_search_engine->search_engine_type(),
+          search_engine_type,
           TemplateURLPrepopulateData::SEARCH_ENGINE_MAX);
       // If the selection has been randomized, also record the winner by slot.
       if (master_prefs.randomize_search_engine_experiment) {
         size_t engine_pos = profile->GetTemplateURLModel()->
             GetSearchEngineDialogSlot();
         if (engine_pos < 4) {
           std::string experiment_type = "Chrome.SearchSelectExperimentSlot";
           // Nicer in UMA if slots are 1-based.
           experiment_type.push_back('1' + engine_pos);
           UMA_HISTOGRAM_ENUMERATION(
               experiment_type,
-              default_search_engine->search_engine_type(),
+              search_engine_type,
               TemplateURLPrepopulateData::SEARCH_ENGINE_MAX);
         } else {
           NOTREACHED() << "Invalid search engine selection slot.";
         }
       }
     } else {
       UMA_HISTOGRAM_ENUMERATION(
           "Chrome.SearchSelectExempt",
-          default_search_engine->search_engine_type(),
+          search_engine_type,
           TemplateURLPrepopulateData::SEARCH_ENGINE_MAX);
     }
   }
 #endif
 
   chrome_browser_net_websocket_experiment::WebSocketExperimentRunner::Stop();
 
   process_singleton.Cleanup();
 
   metrics->Stop();
 
   // browser_shutdown takes care of deleting browser_process, so we need to
   // release it.
   ignore_result(browser_process.release());
   browser_shutdown::Shutdown();
 
   TRACE_EVENT_END("BrowserMain", 0, 0);
   return result_code;
 }