Add reference-counting for mailbox textures.

gpu/command_buffer/service/texture_manager.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_
 
 #include <list>
 #include <string>
 #include <vector>
@@ skipping 335 matching lines @@
   // State to facilitate async transfers on this texture.
   scoped_ptr<gfx::AsyncPixelTransferState> async_transfer_state_;
 
   // Whether the texture is immutable and no further changes to the format
   // or dimensions of the texture object can be made.
   bool immutable_;
 
   // Size in bytes this texture is assumed to take in memory.
   uint32 estimated_size_;
 
+  // A reference to a texture definition ater putting it into a mailbox.

[apatrick_chromium, 2013/03/19 18:50:18]

ater -> after

[no sievers, 2013/04/02 03:07:20]

Done.

+  scoped_refptr<TextureDefinition> mailbox_;
+
   DISALLOW_COPY_AND_ASSIGN(Texture);
 };
 
 // This class keeps track of the textures and their sizes so we can do NPOT and
 // texture complete checking.
 //
 // NOTE: To support shared resources an instance of this class will need to be
 // shared by multiple GLES2Decoders.
 class GPU_EXPORT TextureManager {
  public:
@@ skipping 242 matching lines @@
   // The default textures for each target (texture name = 0)
   scoped_refptr<Texture> default_textures_[kNumDefaultTextures];
 
   DISALLOW_COPY_AND_ASSIGN(TextureManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_