browser: create quota permission context to allow quota request

atom/browser/atom_quota_permission_context.h

@@ -0,0 +1,31 @@
+// Copyright (c) 2015 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_ATOM_QUOTA_PERMISSION_CONTEXT_H_
+#define ATOM_BROWSER_ATOM_QUOTA_PERMISSION_CONTEXT_H_
+
+#include "content/public/browser/quota_permission_context.h"
+
+namespace atom {
+
+class AtomQuotaPermissionContext : public content::QuotaPermissionContext {
+ public:
+  typedef content::QuotaPermissionContext::QuotaPermissionResponse response;
+
+  AtomQuotaPermissionContext();
+  virtual ~AtomQuotaPermissionContext();
+
+  // content::QuotaPermissionContext:
+  void RequestQuotaPermission(
+      const content::StorageQuotaParams& params,
+      int render_process_id,
+      const PermissionCallback& callback) override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AtomQuotaPermissionContext);
+};
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_ATOM_QUOTA_PERMISSION_CONTEXT_H_