[Chrome OS] Clean up BrowserTabStripTracker Init parameter.

chrome/browser/ui/ash/launcher/browser_status_monitor.cc

 // Copyright 2013 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/ui/ash/launcher/browser_status_monitor.h"
 
 #include "ash/common/shelf/shelf_item_types.h"
 #include "ash/shell.h"
 #include "ash/wm/window_util.h"
 #include "base/macros.h"
@@ skipping 68 matching lines @@
 };
 
 BrowserStatusMonitor::BrowserStatusMonitor(
     ChromeLauncherController* launcher_controller)
     : launcher_controller_(launcher_controller),
       browser_tab_strip_tracker_(this, this, this) {
   DCHECK(launcher_controller_);
 
   ash::Shell::GetInstance()->activation_client()->AddObserver(this);
 
-  browser_tab_strip_tracker_.Init(
-      BrowserTabStripTracker::InitWith::ALL_BROWERS);
+  browser_tab_strip_tracker_.Init();
 }
 
 BrowserStatusMonitor::~BrowserStatusMonitor() {
   ash::Shell::GetInstance()->activation_client()->RemoveObserver(this);
   browser_tab_strip_tracker_.StopObservingAndSendOnBrowserRemoved();
 }
 
 void BrowserStatusMonitor::UpdateAppItemState(
     content::WebContents* contents,
     ChromeLauncherController::AppState app_state) {
@@ skipping 189 matching lines @@
     content::WebContents* contents) {
   return launcher_controller_->GetShelfIDForWebContents(contents);
 }
 
 void BrowserStatusMonitor::SetShelfIDForBrowserWindowContents(
     Browser* browser,
     content::WebContents* web_contents) {
   launcher_controller_->GetBrowserShortcutLauncherItemController()->
       SetShelfIDForBrowserWindowContents(browser, web_contents);
 }