Remove unused FirstFileHandlerForEntry()

apps/launcher.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 "apps/launcher.h"
 
 #include <memory>
 #include <set>
 #include <utility>
 
@@ skipping 35 matching lines @@
 #endif
 
 namespace app_runtime = extensions::api::app_runtime;
 
 using content::BrowserThread;
 using extensions::AppRuntimeEventRouter;
 using extensions::api::app_runtime::PlayStoreStatus;
 using extensions::app_file_handler_util::CreateFileEntry;
 using extensions::app_file_handler_util::FileHandlerCanHandleEntry;
 using extensions::app_file_handler_util::FileHandlerForId;
-using extensions::app_file_handler_util::FirstFileHandlerForEntry;
 using extensions::app_file_handler_util::HasFileSystemWritePermission;
 using extensions::app_file_handler_util::PrepareFilesForWritableApp;
 using extensions::EventRouter;
 using extensions::Extension;
 using extensions::ExtensionHost;
 using extensions::GrantedFileEntry;
 
 namespace apps {
 
 namespace {
@@ skipping 420 matching lines @@
 void LaunchPlatformAppWithUrl(Profile* profile,
                               const Extension* app,
                               const std::string& handler_id,
                               const GURL& url,
                               const GURL& referrer_url) {
   AppRuntimeEventRouter::DispatchOnLaunchedEventWithUrl(
       profile, app, handler_id, url, referrer_url);
 }
 
 }  // namespace apps