[Android] Add enhanced bookmark opt-in flag.

chrome/browser/chrome_browser_main_android.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_android.h"
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/path_service.h"
+#include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
 #include "chrome/browser/google/google_search_counter_android.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/crash/app/breakpad_linux.h"
 #include "components/crash/browser/crash_dump_manager_android.h"
+#include "components/signin/core/browser/signin_manager.h"
 #include "content/public/browser/android/compositor.h"
 #include "content/public/common/main_function_params.h"
 #include "net/android/network_change_notifier_factory_android.h"
 #include "net/base/network_change_notifier.h"
 #include "ui/base/ui_base_paths.h"
 
 ChromeBrowserMainPartsAndroid::ChromeBrowserMainPartsAndroid(
     const content::MainFunctionParams& parameters)
     : ChromeBrowserMainParts(parameters) {
 }
@@ skipping 20 matching lines @@
   if (breakpad_enabled) {
     base::FilePath crash_dump_dir;
     PathService::Get(chrome::DIR_CRASH_DUMPS, &crash_dump_dir);
     crash_dump_manager_.reset(new breakpad::CrashDumpManager(crash_dump_dir));
   }
 
   ChromeBrowserMainParts::PreProfileInit();
 }
 
 void ChromeBrowserMainPartsAndroid::PostProfileInit() {
-  search_counter_.reset(new GoogleSearchCounterAndroid(profile()));
+  Profile* main_profile = profile();
+  search_counter_.reset(new GoogleSearchCounterAndroid(main_profile));
+  InitBookmarksExperimentState(main_profile);
+
   ChromeBrowserMainParts::PostProfileInit();
 }
 
 void ChromeBrowserMainPartsAndroid::PreEarlyInitialization() {
   TRACE_EVENT0("startup",
     "ChromeBrowserMainPartsAndroid::PreEarlyInitialization")
   net::NetworkChangeNotifier::SetFactory(
       new net::NetworkChangeNotifierFactoryAndroid());
 
   content::Compositor::Initialize();
@@ skipping 15 matching lines @@
       "ChromeBrowserMainPartsAndroid::PreEarlyInitialization:StartUiMsgLoop");
     base::MessageLoopForUI::current()->Start();
   }
 
   ChromeBrowserMainParts::PreEarlyInitialization();
 }
 
 void ChromeBrowserMainPartsAndroid::ShowMissingLocaleMessageBox() {
   NOTREACHED();
 }