[Chrome OS] Clean up BrowserTabStripTracker Init parameter.

chrome/browser/memory/tab_manager.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/memory/tab_manager.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <set>
@@ skipping 137 matching lines @@
 #if !defined(OS_CHROMEOS)
       minimum_protection_time_(base::TimeDelta::FromMinutes(10)),
 #endif
       browser_tab_strip_tracker_(this, nullptr, nullptr),
       test_tick_clock_(nullptr),
       under_memory_pressure_(false),
       weak_ptr_factory_(this) {
 #if defined(OS_CHROMEOS)
   delegate_.reset(new TabManagerDelegate(weak_ptr_factory_.GetWeakPtr()));
 #endif
-  browser_tab_strip_tracker_.Init(
-      BrowserTabStripTracker::InitWith::ALL_BROWERS);
+  browser_tab_strip_tracker_.Init();
 
   // Set up default callbacks. These may be overridden post-construction as
   // testing seams.
   get_current_pressure_level_ = base::Bind(&GetCurrentPressureLevel);
   notify_renderer_process_ = base::Bind(&NotifyRendererProcess);
 }
 
 TabManager::~TabManager() {
   Stop();
 }
@@ skipping 861 matching lines @@
   // platform.
   std::string allow_multiple_discards = variations::GetVariationParamValue(
       features::kAutomaticTabDiscarding.name, "AllowMultipleDiscards");
   return (allow_multiple_discards != "true");
 #else
   return false;
 #endif
 }
 
 }  // namespace memory