Cleanup: Remove deprecated Profile::GetExtensionService().

chrome/browser/ui/chrome_pages.cc

Index: chrome/browser/ui/chrome_pages.cc
diff --git a/chrome/browser/ui/chrome_pages.cc b/chrome/browser/ui/chrome_pages.cc
index ad39d147039c56840a6a5f454531f72c68c4604d..4cc02c0c9aa28acd704f42139076c0dbe8a70204 100644
--- a/chrome/browser/ui/chrome_pages.cc
+++ b/chrome/browser/ui/chrome_pages.cc
@@ -9,7 +9,6 @@
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/download/download_shelf.h"
-#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
@@ -38,6 +37,7 @@
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/genius_app/app_id.h"
 #include "chromeos/chromeos_switches.h"
+#include "extensions/browser/extension_registry.h"
 #endif
 
 using base::UserMetricsAction;
@@ -79,8 +79,9 @@ void ShowHelpImpl(Browser* browser,
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   if (!command_line->HasSwitch(chromeos::switches::kDisableGeniusApp)) {
     const extensions::Extension* extension =
-        profile->GetExtensionService()->GetInstalledExtension(
-            genius_app::kGeniusAppId);
+        extensions::ExtensionRegistry::Get(profile)->GetExtensionById(
+            genius_app::kGeniusAppId,
+            extensions::ExtensionRegistry::EVERYTHING);
     OpenApplication(AppLaunchParams(profile, extension, 0, host_desktop_type));
     return;
   }