[VR, Permission] Use appopriate type parameters for WebCallbacks (1/3)

Source/modules/quota/StorageManager.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "modules/quota/StorageManager.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "modules/permissions/Permissions.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebCallbacks.h"
 #include "public/platform/modules/permissions/WebPermissionClient.h"
 #include "public/platform/modules/permissions/WebPermissionStatus.h"
 
 namespace blink {
 
 namespace {
 
-class DurableStorageQueryCallbacks final : public WebCallbacks<WebPermissionStatus*, void> {
+class DurableStorageQueryCallbacks final : public WebPermissionCallback {
 public:
     DurableStorageQueryCallbacks(ScriptPromiseResolver* resolver)
         : m_resolver(resolver)
     {
     }
 
-    void onSuccess(WebPermissionStatus* rawStatus) override
+    void onSuccess(WebPermissionStatus status) override
     {
-        OwnPtr<WebPermissionStatus> status = adoptPtr(rawStatus);
         String toReturn;
-        switch (*status) {
+        switch (status) {
         case WebPermissionStatusGranted:
             toReturn = "granted";
             break;
         case WebPermissionStatusDenied:
             toReturn = "denied";
             break;
         case WebPermissionStatusPrompt:
             toReturn = "default";
             break;
         }
         m_resolver->resolve(toReturn);
     }
     void onError() override
     {
         ASSERT_NOT_REACHED();
     }
 
 private:
     Persistent<ScriptPromiseResolver> m_resolver;
 };
 
-class DurableStorageRequestCallbacks final : public WebCallbacks<WebPermissionStatus*, void> {
+class DurableStorageRequestCallbacks final : public WebPermissionCallback {
 public:
     DurableStorageRequestCallbacks(ScriptPromiseResolver* resolver)
         : m_resolver(resolver)
     {
     }
 
-    void onSuccess(WebPermissionStatus* rawStatus) override
+    void onSuccess(WebPermissionStatus status) override
     {
-        OwnPtr<WebPermissionStatus> status = adoptPtr(rawStatus);
-        m_resolver->resolve(*status == WebPermissionStatusGranted);
+        m_resolver->resolve(status == WebPermissionStatusGranted);
     }
     void onError() override
     {
         ASSERT_NOT_REACHED();
     }
 
 private:
     Persistent<ScriptPromiseResolver> m_resolver;
 };
 
@@ skipping 39 matching lines @@
     }
     permissionClient->queryPermission(WebPermissionTypeDurableStorage, KURL(KURL(), scriptState->executionContext()->securityOrigin()->toString()), new DurableStorageQueryCallbacks(resolver));
     return promise;
 }
 
 DEFINE_TRACE(StorageManager)
 {
 }
 
 } // namespace blink