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Side by Side Diff: webkit/glue/plugins/pepper_resource_tracker.h

Issue 3452030: FBTF: Moves code to the headers. (Closed) Base URL: http://src.chromium.org/git/chromium.git
Patch Set: Created 10 years, 2 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_ 5 #ifndef WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_
6 #define WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_ 6 #define WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_
7 7
8 #include <utility> 8 #include <utility>
9 9
10 #include "base/basictypes.h" 10 #include "base/basictypes.h"
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46 // Returns the number of resources associated with this module. 46 // Returns the number of resources associated with this module.
47 // 47 //
48 // This is slow, use only for testing. 48 // This is slow, use only for testing.
49 uint32 GetLiveObjectsForModule(PluginModule* module) const; 49 uint32 GetLiveObjectsForModule(PluginModule* module) const;
50 50
51 private: 51 private:
52 friend struct DefaultSingletonTraits<ResourceTracker>; 52 friend struct DefaultSingletonTraits<ResourceTracker>;
53 friend class Resource; 53 friend class Resource;
54 54
55 // Prohibit creation other then by the Singleton class. 55 // Prohibit creation other then by the Singleton class.
56 ResourceTracker() : last_id_(0) {} 56 ResourceTracker();
57 ~ResourceTracker() {} 57 ~ResourceTracker();
58 58
59 // Adds the given resource to the tracker and assigns it a resource ID and 59 // Adds the given resource to the tracker and assigns it a resource ID and
60 // refcount of 1. The assigned resource ID will be returned. Used only by the 60 // refcount of 1. The assigned resource ID will be returned. Used only by the
61 // Resource class. 61 // Resource class.
62 PP_Resource AddResource(Resource* resource); 62 PP_Resource AddResource(Resource* resource);
63 63
64 // Last assigned resource ID. 64 // Last assigned resource ID.
65 PP_Resource last_id_; 65 PP_Resource last_id_;
66 66
67 // For each PP_Resource, keep the Resource* (as refptr) and plugin use count. 67 // For each PP_Resource, keep the Resource* (as refptr) and plugin use count.
68 // This use count is different then Resource's RefCount, and is manipulated 68 // This use count is different then Resource's RefCount, and is manipulated
69 // using this RefResource/UnrefResource. When it drops to zero, we just remove 69 // using this RefResource/UnrefResource. When it drops to zero, we just remove
70 // the resource from this resource tracker, but the resource object will be 70 // the resource from this resource tracker, but the resource object will be
71 // alive so long as some scoped_refptr still holds it's reference. This 71 // alive so long as some scoped_refptr still holds it's reference. This
72 // prevents plugins from forcing destruction of Resource objects. 72 // prevents plugins from forcing destruction of Resource objects.
73 typedef std::pair<scoped_refptr<Resource>, size_t> ResourceAndRefCount; 73 typedef std::pair<scoped_refptr<Resource>, size_t> ResourceAndRefCount;
74 typedef base::hash_map<PP_Resource, ResourceAndRefCount> ResourceMap; 74 typedef base::hash_map<PP_Resource, ResourceAndRefCount> ResourceMap;
75 ResourceMap live_resources_; 75 ResourceMap live_resources_;
76 76
77 DISALLOW_COPY_AND_ASSIGN(ResourceTracker); 77 DISALLOW_COPY_AND_ASSIGN(ResourceTracker);
78 }; 78 };
79 79
80 } // namespace pepper 80 } // namespace pepper
81 81
82 #endif // WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_ 82 #endif // WEBKIT_GLUE_PLUGINS_PEPPER_RESOURCE_TRACKER_H_
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