Fix a memory leak in GpuBlacklist.

content/browser/gpu/gpu_blacklist.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_
 #define CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 190 matching lines @@
     std::string value_;
   };
 
   class GpuBlacklistEntry;
   typedef scoped_refptr<GpuBlacklistEntry> ScopedGpuBlacklistEntry;
 
   class GpuBlacklistEntry : public base::RefCounted<GpuBlacklistEntry> {
    public:
     // Constructs GpuBlacklistEntry from DictionaryValue loaded from json.
     // Top-level entry must have an id number.  Others are exceptions.
-    static GpuBlacklistEntry* GetGpuBlacklistEntryFromValue(
+    static ScopedGpuBlacklistEntry GetGpuBlacklistEntryFromValue(
         base::DictionaryValue* value, bool top_level);
 
     // Determines if a given os/gc/driver is included in the Entry set.
     bool Contains(OsType os_type,
                   const Version& os_version,
                   const GPUInfo& gpu_info) const;
 
     // Returns the OsType.
     OsType GetOsType() const;
 
@@ skipping 46 matching lines @@
     bool SetDriverDateInfo(const std::string& date_op,
                            const std::string& date_string,
                            const std::string& date_string2);
 
     bool SetGLRendererInfo(const std::string& renderer_op,
                            const std::string& renderer_value);
 
     bool SetBlacklistedFeatures(
         const std::vector<std::string>& blacklisted_features);
 
-    void AddException(GpuBlacklistEntry* exception);
+    void AddException(ScopedGpuBlacklistEntry exception);
 
     uint32 id_;
     std::string description_;
     std::vector<int> cr_bugs_;
     std::vector<int> webkit_bugs_;
     scoped_ptr<OsInfo> os_info_;
     uint32 vendor_id_;
     std::vector<uint32> device_id_list_;
     scoped_ptr<StringInfo> driver_vendor_info_;
     scoped_ptr<VersionInfo> driver_version_info_;
@@ skipping 41 matching lines @@
   std::vector<ScopedGpuBlacklistEntry> active_entries_;
 
   uint32 max_entry_id_;
 
   bool contains_unknown_fields_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuBlacklist);
 };
 
 #endif  // CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_