Destroy web_app::ShortcutInfo on UI thread

chrome/browser/web_applications/web_app_mac.mm

 // 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.
 
 #import "chrome/browser/web_applications/web_app_mac.h"
 
 #import <Cocoa/Cocoa.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 196 matching lines @@
   NSDictionary* plist = ReadPlist(GetPlistPath(bundle_path));
   base::FilePath user_data_dir;
   PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
   DCHECK(!user_data_dir.empty());
   return base::StartsWith(
       base::SysNSStringToUTF8(
           [plist valueForKey:app_mode::kCrAppModeUserDataDirKey]),
       user_data_dir.value(), base::CompareCase::SENSITIVE);
 }
 
-void LaunchShimOnFileThread(
-    std::unique_ptr<web_app::ShortcutInfo> shortcut_info,
-    bool launched_after_rebuild) {
+void LaunchShimOnFileThread(web_app::ShortcutInfo* shortcut_info,
+                            bool launched_after_rebuild) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
   base::FilePath shim_path = web_app::GetAppInstallPath(*shortcut_info);
 
   if (shim_path.empty() ||
       !base::PathExists(shim_path) ||
       !HasSameUserDataDir(shim_path)) {
     // The user may have deleted the copy in the Applications folder, use the
     // one in the web app's |app_data_dir_|.
     base::FilePath app_data_dir = web_app::GetWebAppDataDirectory(
         shortcut_info->profile_path, shortcut_info->extension_id, GURL());
@@ skipping 28 matching lines @@
   if (AppShimsDisabledForTest() &&
       !g_app_shims_allow_update_and_launch_in_tests) {
     return;
   }
 
   web_app::WebAppShortcutCreator shortcut_creator(app_data_path,
                                                   &shortcut_info);
   shortcut_creator.UpdateShortcuts();
 }
 
-void UpdateAndLaunchShimOnFileThread(
-    std::unique_ptr<web_app::ShortcutInfo> shortcut_info) {
+void UpdateAndLaunchShimOnFileThread(web_app::ShortcutInfo* shortcut_info) {
   base::FilePath shortcut_data_dir = web_app::GetWebAppDataDirectory(
       shortcut_info->profile_path, shortcut_info->extension_id, GURL());
   UpdatePlatformShortcutsInternal(shortcut_data_dir, base::string16(),
                                   *shortcut_info);
-  LaunchShimOnFileThread(std::move(shortcut_info), true);
+  LaunchShimOnFileThread(shortcut_info, true);
 }
 
 void UpdateAndLaunchShim(std::unique_ptr<web_app::ShortcutInfo> shortcut_info) {
-  content::BrowserThread::PostTask(content::BrowserThread::FILE, FROM_HERE,
-                                   base::Bind(&UpdateAndLaunchShimOnFileThread,
-                                              base::Passed(&shortcut_info)));
+  auto* shortcut_info_ptr = shortcut_info.get();
+  content::BrowserThread::PostTaskAndReply(
+      content::BrowserThread::FILE, FROM_HERE,
+      base::Bind(&UpdateAndLaunchShimOnFileThread, shortcut_info_ptr),
+      base::Bind(&web_app::internals::DeleteShortcutInfoOnUIThread,
+                 base::Passed(&shortcut_info), base::Closure()));
 }
 
 void RebuildAppAndLaunch(std::unique_ptr<web_app::ShortcutInfo> shortcut_info) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   if (shortcut_info->extension_id == app_mode::kAppListModeId) {
     AppListService* app_list_service = AppListService::Get();
     app_list_service->CreateShortcut();
     app_list_service->Show();
     return;
   }
@@ skipping 228 matching lines @@
   base::Version full_version(base::SysNSStringToUTF8(version_string));
   uint32_t major_version = 0;
   if (full_version.IsValid())
     major_version = full_version.components()[0];
   UMA_HISTOGRAM_SPARSE_SLOWLY("Apps.AppShimErrorVersion", major_version);
 
   return BuildShortcutInfoFromBundle(bundle_path);
 }
 
 void RevealAppShimInFinderForAppOnFileThread(
-    std::unique_ptr<web_app::ShortcutInfo> shortcut_info,
+    web_app::ShortcutInfo* shortcut_info,
     const base::FilePath& app_path) {
-  web_app::WebAppShortcutCreator shortcut_creator(app_path,
-                                                  shortcut_info.get());
+  web_app::WebAppShortcutCreator shortcut_creator(app_path, shortcut_info);
   shortcut_creator.RevealAppShimInFinder();
 }
 
 // Mac-specific version of web_app::ShouldCreateShortcutFor() used during batch
 // upgrades to ensure all shortcuts a user may still have are repaired when
 // required by a Chrome upgrade.
 bool ShouldUpgradeShortcutFor(Profile* profile,
                               const extensions::Extension* extension) {
   if (extension->location() == extensions::Manifest::COMPONENT ||
       !extensions::ui_util::CanDisplayInAppLauncher(extension, profile)) {
@@ skipping 427 matching lines @@
   WebAppShortcutCreator shortcut_creator(base::FilePath(), &shortcut_info);
   return shortcut_creator.GetApplicationsShortcutPath();
 }
 
 void MaybeLaunchShortcut(std::unique_ptr<ShortcutInfo> shortcut_info) {
   if (AppShimsDisabledForTest() &&
       !g_app_shims_allow_update_and_launch_in_tests) {
     return;
   }
 
-  content::BrowserThread::PostTask(
+  auto* shortcut_info_ptr = shortcut_info.get();
+  content::BrowserThread::PostTaskAndReply(
       content::BrowserThread::FILE, FROM_HERE,
-      base::Bind(&LaunchShimOnFileThread, base::Passed(&shortcut_info), false));
+      base::Bind(&LaunchShimOnFileThread, shortcut_info_ptr, false),
+      base::Bind(&web_app::internals::DeleteShortcutInfoOnUIThread,
+                 base::Passed(&shortcut_info), base::Closure()));
 }
 
 bool MaybeRebuildShortcut(const base::CommandLine& command_line) {
   if (!command_line.HasSwitch(app_mode::kAppShimError))
     return false;
 
   base::PostTaskWithTraitsAndReplyWithResult(
       FROM_HERE, base::TaskTraits().MayBlock().WithPriority(
                      base::TaskPriority::BACKGROUND),
       base::Bind(&RecordAppShimErrorAndBuildShortcutInfo,
@@ skipping 22 matching lines @@
       web_app::UpdateAllShortcuts(base::string16(), profile, extension,
                                   latch->NoOpClosure());
     }
   }
 }
 
 void RevealAppShimInFinderForApp(Profile* profile,
                                  const extensions::Extension* app) {
   std::unique_ptr<web_app::ShortcutInfo> shortcut_info =
       ShortcutInfoForExtensionAndProfile(app, profile);
-  content::BrowserThread::PostTask(
+  auto* shortcut_info_ptr = shortcut_info.get();
+  content::BrowserThread::PostTaskAndReply(
       content::BrowserThread::FILE, FROM_HERE,
-      base::Bind(&RevealAppShimInFinderForAppOnFileThread,
-                 base::Passed(&shortcut_info), app->path()));
+      base::Bind(&RevealAppShimInFinderForAppOnFileThread, shortcut_info_ptr,
+                 app->path()),
+      base::Bind(&web_app::internals::DeleteShortcutInfoOnUIThread,
+                 base::Passed(&shortcut_info), base::Closure()));
 }
 
 namespace internals {
 
-bool CreatePlatformShortcuts(
-    const base::FilePath& app_data_path,
-    std::unique_ptr<ShortcutInfo> shortcut_info,
-    const ShortcutLocations& creation_locations,
-    ShortcutCreationReason creation_reason) {
+bool CreatePlatformShortcuts(const base::FilePath& app_data_path,
+                             ShortcutInfo* shortcut_info,
+                             const ShortcutLocations& creation_locations,
+                             ShortcutCreationReason creation_reason) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
   if (AppShimsDisabledForTest())
     return true;
 
-  WebAppShortcutCreator shortcut_creator(app_data_path, shortcut_info.get());
+  WebAppShortcutCreator shortcut_creator(app_data_path, shortcut_info);
   return shortcut_creator.CreateShortcuts(creation_reason, creation_locations);
 }
 
 void DeletePlatformShortcuts(const base::FilePath& app_data_path,
-                             std::unique_ptr<ShortcutInfo> shortcut_info) {
+                             ShortcutInfo* shortcut_info) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
-  WebAppShortcutCreator shortcut_creator(app_data_path, shortcut_info.get());
+  WebAppShortcutCreator shortcut_creator(app_data_path, shortcut_info);
   shortcut_creator.DeleteShortcuts();
 }
 
 void UpdatePlatformShortcuts(const base::FilePath& app_data_path,
                              const base::string16& old_app_title,
-                             std::unique_ptr<ShortcutInfo> shortcut_info) {
+                             ShortcutInfo* shortcut_info) {
   UpdatePlatformShortcutsInternal(app_data_path, old_app_title, *shortcut_info);
 }
 
 void DeleteAllShortcutsForProfile(const base::FilePath& profile_path) {
   const std::string profile_base_name = profile_path.BaseName().value();
   std::vector<base::FilePath> bundles = GetAllAppBundlesInPath(
       profile_path.Append(chrome::kWebAppDirname), profile_base_name);
 
   for (std::vector<base::FilePath>::const_iterator it = bundles.begin();
        it != bundles.end(); ++it) {
     std::unique_ptr<web_app::ShortcutInfo> shortcut_info =
         BuildShortcutInfoFromBundle(*it);
     WebAppShortcutCreator shortcut_creator(it->DirName(), shortcut_info.get());
     shortcut_creator.DeleteShortcuts();
   }
 }
 
 }  // namespace internals
 
 }  // namespace web_app