Move app_launcher.* out of chrome/browser/extensions and into apps/

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 26472e47db57bd9eec167ca90875e893e7cebce5..3991026039f90fc10e5b6b69623ac5634fd07989 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/prefs/browser_prefs.h"
 
+#include "apps/app_launcher.h"
 #include "chrome/browser/about_flags.h"
 #include "chrome/browser/accessibility/invert_bubble_prefs.h"
 #include "chrome/browser/autofill/autofill_manager.h"
@@ -18,7 +19,6 @@
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/extensions/api/commands/command_service.h"
 #include "chrome/browser/extensions/api/tabs/tabs_api.h"
-#include "chrome/browser/extensions/app_launcher.h"
 #include "chrome/browser/extensions/component_loader.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_web_ui.h"
@@ -151,9 +151,9 @@ void RegisterLocalState(PrefServiceSimple* local_state) {
   local_state->RegisterIntegerPref(prefs::kMultipleProfilePrefMigration, 0);
 
   // Please keep this list alphabetized.
+  apps::RegisterPrefs(local_state);
   browser_shutdown::RegisterPrefs(local_state);
   chrome::RegisterScreenshotPrefs(local_state);
-  extensions::app_launcher::RegisterPrefs(local_state);
   ExternalProtocolHandler::RegisterPrefs(local_state);
   FlagsUI::RegisterPrefs(local_state);
   geolocation::RegisterPrefs(local_state);