Add dummy implementation of about_flags for Android.

chrome/browser/chrome_browser_main.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 "chrome/browser/chrome_browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1230 matching lines @@
         parsed_command_line().GetSwitchValuePath(
             switches::kProfilingOutputFile));
   }
 
   local_state_ = InitializeLocalState(parsed_command_line(), is_first_run_);
 
   // These members must be initialized before returning from this function.
   master_prefs_.reset(new first_run::MasterPrefs);
   browser_creator_.reset(new StartupBrowserCreator);
 
-#if !defined(OS_ANDROID)
   // Convert active labs into switches. This needs to be done before
   // ResourceBundle::InitSharedInstanceWithLocale as some loaded resources are
   // affected by experiment flags (--touch-optimized-ui in particular). Not
   // needed on Android as there aren't experimental flags.
   about_flags::ConvertFlagsToSwitches(local_state_,
                                       CommandLine::ForCurrentProcess());
-#endif
   local_state_->UpdateCommandLinePrefStore(CommandLine::ForCurrentProcess());
 
   // Reset the command line in the crash report details, since we may have
   // just changed it to include experiments.
   child_process_logging::SetCommandLine(CommandLine::ForCurrentProcess());
 
   // If we're running tests (ui_task is non-null), then the ResourceBundle
   // has already been initialized.
   if (parameters().ui_task) {
     browser_process_->SetApplicationLocale("en-US");
@@ skipping 479 matching lines @@
 #if defined(OS_WIN) && !defined(GOOGLE_CHROME_BUILD)
   if (parsed_command_line().HasSwitch(switches::kDebugPrint)) {
     FilePath path =
         parsed_command_line().GetSwitchValuePath(switches::kDebugPrint);
     printing::PrintedDocument::set_debug_dump_path(path);
   }
 #endif
 
   HandleTestParameters(parsed_command_line());
   RecordBreakpadStatusUMA(browser_process_->metrics_service());
-#if !defined(OS_ANDROID)
   about_flags::RecordUMAStatistics(local_state_);
-#endif
   LanguageUsageMetrics::RecordAcceptLanguages(
       profile_->GetPrefs()->GetString(prefs::kAcceptLanguages));
   LanguageUsageMetrics::RecordApplicationLanguage(
       browser_process_->GetApplicationLocale());
 
   // The extension service may be available at this point. If the command line
   // specifies --uninstall-extension, attempt the uninstall extension startup
   // action.
   if (parsed_command_line().HasSwitch(switches::kUninstallExtension)) {
     ExtensionsStartupUtil ext_startup_util;
@@ skipping 262 matching lines @@
     if (base::win::GetVersion() <= base::win::VERSION_XP)
       uma_name += "_XP";
 
     uma_name += "_PreRead_";
     uma_name += pre_read_percentage;
     AddPreReadHistogramTime(uma_name.c_str(), time);
   }
 #endif
 #endif
 }