Remove static initializer from AppListView::SetNextPaintCallback().

chrome/browser/ui/app_list/app_list_service_impl.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/app_list/app_list_service_impl.h"
 
 #include <string>
 
 #include "apps/pref_names.h"
 #include "base/command_line.h"
@@ skipping 177 matching lines @@
       weak_factory_(this),
       command_line_(command_line),
       local_state_(local_state),
       profile_loader_(new ProfileLoader(
           profile_store_.get(), keep_alive_service.Pass())) {
   profile_store_->AddProfileObserver(this);
 }
 
 AppListServiceImpl::~AppListServiceImpl() {}
 
-void AppListServiceImpl::SetAppListNextPaintCallback(
-    const base::Closure& callback) {}
+void AppListServiceImpl::SetAppListNextPaintCallback(void (*callback)()) {}
 
 void AppListServiceImpl::HandleFirstRun() {}
 
 void AppListServiceImpl::Init(Profile* initial_profile) {}
 
 base::FilePath AppListServiceImpl::GetProfilePath(
     const base::FilePath& user_data_dir) {
   std::string app_list_profile;
   if (local_state_->HasPrefPath(prefs::kAppListProfile))
     app_list_profile = local_state_->GetString(prefs::kAppListProfile);
@@ skipping 70 matching lines @@
 }
 
 void AppListServiceImpl::SendUsageStats() {
   // Send app list usage stats after a delay.
   const int kSendUsageStatsDelay = 5;
   base::MessageLoop::current()->PostDelayedTask(
       FROM_HERE,
       base::Bind(&AppListServiceImpl::SendAppListStats),
       base::TimeDelta::FromSeconds(kSendUsageStatsDelay));
 }