Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/declarative_content/content_predicate.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_PREDICATE_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_PREDICATE_H_
 
+#include <memory>
 #include <string>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 
 namespace base {
 class Value;
 }
 
 namespace extensions {
 
 class ContentPredicateEvaluator;
 class Extension;
 
@@ skipping 30 matching lines @@
 // https://developer.chrome.com/extensions/declarativeContent#rules,
 // ContentPredicateFactories are directly responsible for creating individual
 // predicates from the { hostEquals: 'www.google.com', schemes: ['https'] } and
 // ["input[type='password']"] JSON entities encoded in |value|.
 class ContentPredicateFactory {
  public:
   virtual ~ContentPredicateFactory();
 
   // Creates a new predicate from |value|, as specified in the declarative
   // API. Sets *|error| and returns null if creation failed for any reason.
-  virtual scoped_ptr<const ContentPredicate> CreatePredicate(
+  virtual std::unique_ptr<const ContentPredicate> CreatePredicate(
       const Extension* extension,
       const base::Value& value,
       std::string* error) = 0;
 
  protected:
   ContentPredicateFactory();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ContentPredicateFactory);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_CONTENT_CONTENT_PREDICATE_H_