Track managed memory usage in the command buffer.

gpu/command_buffer/service/renderbuffer_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_RENDERBUFFER_MANAGER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_
 
 #include <string>
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/service/gl_utils.h"
+#include "gpu/command_buffer/service/memory_tracking.h"
 #include "gpu/gpu_export.h"
 
 namespace gpu {
 namespace gles2 {
 
-class MemoryTracker;
-class MemoryTypeTracker;
-
 // This class keeps track of the renderbuffers and whether or not they have
 // been cleared.
 class GPU_EXPORT RenderbufferManager {
  public:
   // Info about Renderbuffers currently in the system.
   class GPU_EXPORT RenderbufferInfo
       : public base::RefCounted<RenderbufferInfo> {
    public:
     typedef scoped_refptr<RenderbufferInfo> Ref;
 
@@ skipping 130 matching lines @@
   // Gets the renderbuffer info for the given renderbuffer.
   RenderbufferInfo* GetRenderbufferInfo(GLuint client_id);
 
   // Removes a renderbuffer info for the given renderbuffer.
   void RemoveRenderbufferInfo(GLuint client_id);
 
   // Gets a client id for a given service id.
   bool GetClientId(GLuint service_id, GLuint* client_id) const;
 
   size_t mem_represented() const {
-    return mem_represented_;
+    return memory_tracker_->GetMemRepresented();
   }
 
  private:
-  void UpdateMemRepresented();
-
   void StartTracking(RenderbufferInfo* renderbuffer);
   void StopTracking(RenderbufferInfo* renderbuffer);
 
-  scoped_ptr<MemoryTypeTracker> renderbuffer_memory_tracker_;
+  scoped_ptr<MemoryTypeTracker> memory_tracker_;
 
   GLint max_renderbuffer_size_;
   GLint max_samples_;
 
   int num_uncleared_renderbuffers_;
 
-  size_t mem_represented_;
-
   // Counts the number of RenderbufferInfo allocated with 'this' as its manager.
   // Allows to check no RenderbufferInfo will outlive this.
   unsigned renderbuffer_info_count_;
 
   bool have_context_;
 
   // Info for each renderbuffer in the system.
   typedef base::hash_map<GLuint, RenderbufferInfo::Ref> RenderbufferInfoMap;
   RenderbufferInfoMap renderbuffer_infos_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderbufferManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_RENDERBUFFER_MANAGER_H_