[Chrome OS] Clean up BrowserTabStripTracker Init parameter.

chrome/browser/extensions/api/tabs/tabs_event_router.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/extensions/api/tabs/tabs_event_router.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 123 matching lines @@
   router_->UnregisterForTabNotifications(web_contents());
 }
 
 TabsEventRouter::TabsEventRouter(Profile* profile)
     : profile_(profile),
       favicon_scoped_observer_(this),
       browser_tab_strip_tracker_(this, this, this),
       tab_manager_scoped_observer_(this) {
   DCHECK(!profile->IsOffTheRecord());
 
-  browser_tab_strip_tracker_.Init(
-      BrowserTabStripTracker::InitWith::ALL_BROWERS);
+  browser_tab_strip_tracker_.Init();
 
   tab_manager_scoped_observer_.Add(g_browser_process->GetTabManager());
 }
 
 TabsEventRouter::~TabsEventRouter() {
 }
 
 bool TabsEventRouter::ShouldTrackBrowser(Browser* browser) {
   return profile_->IsSameProfile(browser->profile()) &&
          ExtensionTabUtil::BrowserSupportsTabs(browser);
@@ skipping 396 matching lines @@
 }
 
 void TabsEventRouter::OnAutoDiscardableStateChange(WebContents* contents,
                                                    bool is_auto_discardable) {
   std::set<std::string> changed_property_names;
   changed_property_names.insert(tabs_constants::kAutoDiscardableKey);
   DispatchTabUpdatedEvent(contents, std::move(changed_property_names));
 }
 
 }  // namespace extensions