Enforce capability spec renderer <--> browser

services/catalog/manifest_provider.h

 // Copyright 2016 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.
 
 #ifndef SERVICES_CATALOG_MANIFEST_PROVIDER_H_
 #define SERVICES_CATALOG_MANIFEST_PROVIDER_H_
 
 #include <string>
 
-#include "base/strings/string_piece.h"
+namespace base {
+class Value;
+}
 
 namespace catalog {
 
 // An interface which can be implemented by a catalog embedder to override
 // manifest fetching behavior.
 class ManifestProvider {
  public:
   virtual ~ManifestProvider() {}
 
   // Retrieves the raw contents of the manifest for application named |name|.
   // Returns true if |name| is known and |*manifest_contents| is populated.
   // returns false otherwise.
-  virtual bool GetApplicationManifest(const base::StringPiece& name,
-                                      std::string* manifest_contents) = 0;
+  virtual std::unique_ptr<base::Value> GetManifest(const std::string& name) = 0;
 };
 
 }  // namespace catalog
 
 #endif  // SERVICES_CATALOG_MANIFEST_PROVIDER_H_