Remove the deprecated function ExtensionService::extensions().

chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc

Index: chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc
diff --git a/chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc b/chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc
index 07634c6351826eaf27afccb5f3db99bf186f3394..5e45fd7ae67865a26e8e71f2796ca79f99451db5 100644
--- a/chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc
+++ b/chrome/browser/ui/ash/ash_keyboard_controller_proxy.cc
@@ -7,7 +7,6 @@
 #include "ash/display/display_controller.h"
 #include "ash/shell.h"
 #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
-#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ -15,7 +14,7 @@
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_function_dispatcher.h"
-#include "extensions/browser/extension_system.h"
+#include "extensions/browser/extension_registry.h"
 #include "extensions/browser/view_type_utils.h"
 #include "extensions/common/api/virtual_keyboard_private.h"
 #include "extensions/common/constants.h"
@@ -97,10 +96,10 @@ void AshKeyboardControllerProxy::RequestAudioInput(
   const extensions::Extension* extension = NULL;
   GURL origin(request.security_origin);
   if (origin.SchemeIs(extensions::kExtensionScheme)) {
-    ExtensionService* extensions_service =
-        extensions::ExtensionSystem::Get(
-            GetBrowserContext())->extension_service();
-    extension = extensions_service->extensions()->GetByID(origin.host());
+    const extensions::ExtensionRegistry* registry =
+        extensions::ExtensionRegistry::Get(GetBrowserContext());
+    extension = registry->GetExtensionById(
+        origin.host(), extensions::ExtensionRegistry::ENABLED);
     DCHECK(extension);
   }