Revert of Fix HidService lifetime issues.

chrome/browser/extensions/api/chrome_extensions_api_client.cc

Index: chrome/browser/extensions/api/chrome_extensions_api_client.cc
diff --git a/chrome/browser/extensions/api/chrome_extensions_api_client.cc b/chrome/browser/extensions/api/chrome_extensions_api_client.cc
index a59cac4ef47357731239c4d35606206cd9bc1a6b..c15c1df7aab1490e6ff4690c7f0c3369f742dc75 100644
--- a/chrome/browser/extensions/api/chrome_extensions_api_client.cc
+++ b/chrome/browser/extensions/api/chrome_extensions_api_client.cc
@@ -12,6 +12,7 @@
 #include "chrome/browser/guest_view/web_view/chrome_web_view_permission_helper_delegate.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
+#include "device/hid/hid_service.h"
 #include "extensions/browser/guest_view/app_view/app_view_guest.h"
 #include "extensions/browser/guest_view/web_view/web_view_guest.h"
 #include "extensions/browser/guest_view/web_view/web_view_permission_helper.h"
@@ -79,6 +80,15 @@
   return new ChromeWebViewPermissionHelperDelegate(web_view_permission_helper);
 }
 
+device::HidService* ChromeExtensionsAPIClient::GetHidService() {
+  if (!hid_service_) {
+    hid_service_.reset(device::HidService::Create(
+        content::BrowserThread::GetMessageLoopProxyForThread(
+            content::BrowserThread::UI)));
+  }
+  return hid_service_.get();
+}
+
 void ChromeExtensionsAPIClient::RegisterGuestViewTypes() {
   ExtensionOptionsGuest::Register();
 }