Replace OnceOffCreateShortcuts with UpdateShortcutsForAllAppsIfNeeded.

chrome/browser/apps/shortcut_manager.cc

Index: chrome/browser/apps/shortcut_manager.cc
diff --git a/chrome/browser/apps/shortcut_manager.cc b/chrome/browser/apps/shortcut_manager.cc
index 2e5221a4471cb009e326bd06480383a39715113b..4466ac6375975b69c5f70999cb25facb892508d1 100644
--- a/chrome/browser/apps/shortcut_manager.cc
+++ b/chrome/browser/apps/shortcut_manager.cc
@@ -12,8 +12,6 @@
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/extensions/extension_ui_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ -25,13 +23,16 @@
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
-#include "extensions/browser/extension_system.h"
-#include "extensions/common/extension_set.h"
 
 using extensions::Extension;
 
 namespace {
 
+// This version number is stored in local prefs to check whether app shortcuts
+// need to be recreated. This might happen when we change various aspects of app
+// shortcuts like command-line flags or associated icons, binaries, etc.
+const int kCurrentAppShortcutsVersion = 1;
+
 // Creates a shortcut for an application in the applications menu, if there is
 // not already one present.
 void CreateShortcutsInApplicationsMenu(Profile* profile,
@@ -44,20 +45,14 @@ void CreateShortcutsInApplicationsMenu(Profile* profile,
       web_app::SHORTCUT_CREATION_AUTOMATED, creation_locations, profile, app);
 }
 
-bool ShouldCreateShortcutFor(Profile* profile, const Extension* extension) {
-  return extension->is_platform_app() &&
-      extension->location() != extensions::Manifest::COMPONENT &&
-      extensions::ui_util::ShouldDisplayInAppLauncher(extension, profile);
-}
-
 }  // namespace
 
 // static
 void AppShortcutManager::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   // Indicates whether app shortcuts have been created.
-  registry->RegisterBooleanPref(
-      prefs::kAppShortcutsHaveBeenCreated, false,
+  registry->RegisterIntegerPref(
+      prefs::kAppShortcutsVersion, 0,
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
@@ -76,7 +71,8 @@ AppShortcutManager::AppShortcutManager(Profile* profile)
                  content::Source<Profile>(profile_));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNINSTALLED,
                  content::Source<Profile>(profile_));
-  // Wait for extensions to be ready before running OnceOffCreateShortcuts.
+  // Wait for extensions to be ready before running
+  // UpdateShortcutsForAllAppsIfNeeded.
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSIONS_READY,
                  content::Source<Profile>(profile_));
 
@@ -102,7 +98,7 @@ void AppShortcutManager::Observe(int type,
                                  const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_EXTENSIONS_READY: {
-      OnceOffCreateShortcuts();
+      UpdateShortcutsForAllAppsIfNeeded();
       break;
     }
     case chrome::NOTIFICATION_EXTENSION_INSTALLED_DEPRECATED: {
@@ -116,7 +112,7 @@ void AppShortcutManager::Observe(int type,
       if (installed_info->is_update) {
         web_app::UpdateAllShortcuts(
             base::UTF8ToUTF16(installed_info->old_name), profile_, extension);
-      } else if (ShouldCreateShortcutFor(profile_, extension)) {
+      } else {
         CreateShortcutsInApplicationsMenu(profile_, extension);
       }
       break;
@@ -142,25 +138,11 @@ void AppShortcutManager::OnProfileWillBeRemoved(
                  profile_path));
 }
 
-void AppShortcutManager::OnceOffCreateShortcuts() {
-  if (prefs_->GetBoolean(prefs::kAppShortcutsHaveBeenCreated))
+void AppShortcutManager::UpdateShortcutsForAllAppsIfNeeded() {
+  int last_version = prefs_->GetInteger(prefs::kAppShortcutsVersion);
+  if (last_version >= kCurrentAppShortcutsVersion)
     return;
 
-  prefs_->SetBoolean(prefs::kAppShortcutsHaveBeenCreated, true);
-
-  // Check if extension system/service are available. They might not be in
-  // tests.
-  extensions::ExtensionSystem* extension_system;
-  ExtensionServiceInterface* extension_service;
-  if (!(extension_system = extensions::ExtensionSystem::Get(profile_)) ||
-      !(extension_service = extension_system->extension_service()))
-    return;
-
-  // Create an applications menu shortcut for each app in this profile.
-  const extensions::ExtensionSet* apps = extension_service->extensions();
-  for (extensions::ExtensionSet::const_iterator it = apps->begin();
-       it != apps->end(); ++it) {
-    if (ShouldCreateShortcutFor(profile_, it->get()))
-      CreateShortcutsInApplicationsMenu(profile_, it->get());
-  }
+  web_app::UpdateShortcutsForAllApps(profile_);
+  prefs_->SetInteger(prefs::kAppShortcutsVersion, kCurrentAppShortcutsVersion);
 }