Add optimization for CHROMIUM_subscribe_uniform extension.

gpu/command_buffer/service/context_group.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_CONTEXT_GROUP_H_
 #define GPU_COMMAND_BUFFER_SERVICE_CONTEXT_GROUP_H_
 
 #include <string>
 #include <vector>
 #include "base/basictypes.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/gles2_cmd_validation.h"
 #include "gpu/command_buffer/service/shader_translator_cache.h"
 #include "gpu/gpu_export.h"
+#include "ipc/ipc_sender.h"
+
+namespace content {
+class GpuChannel;
+}

[piman, 2014/12/05 21:04:36]

Are those 5 lines leftover from a previous version?
It would be a layering violation. Please remove.

[orglofch, 2014/12/06 21:49:04]

Yep, Done.

 
 namespace gpu {
 
 class TransferBufferManagerInterface;
 class ValueStateMap;
 
 namespace gles2 {
 
 class ProgramCache;
 class BufferManager;
 class GLES2Decoder;
 class FramebufferManager;
 class MailboxManager;
 class RenderbufferManager;
 class ProgramManager;
 class ShaderManager;
 class TextureManager;
+class SubscriptionRefSet;
 class ValuebufferManager;
 class MemoryTracker;
 struct DisallowedFeatures;
 
 // A Context Group helps manage multiple GLES2Decoders that share
 // resources.
 class GPU_EXPORT ContextGroup : public base::RefCounted<ContextGroup> {
  public:
   ContextGroup(
       const scoped_refptr<MailboxManager>& mailbox_manager,
       const scoped_refptr<MemoryTracker>& memory_tracker,
       const scoped_refptr<ShaderTranslatorCache>& shader_translator_cache,
       const scoped_refptr<FeatureInfo>& feature_info,
+      const scoped_refptr<SubscriptionRefSet>& subscription_ref_set,
       const scoped_refptr<ValueStateMap>& pending_valuebuffer_state,
       bool bind_generates_resource);
 
   // This should only be called by GLES2Decoder. This must be paired with a
   // call to destroy if it succeeds.
   bool Initialize(
       GLES2Decoder* decoder,
       const DisallowedFeatures& disallowed_features);
 
   // Destroys all the resources when called for the last context in the group.
@@ skipping 120 matching lines @@
   bool CheckGLFeature(GLint min_required, GLint* v);
   bool CheckGLFeatureU(GLint min_required, uint32* v);
   bool QueryGLFeature(GLenum pname, GLint min_required, GLint* v);
   bool QueryGLFeatureU(GLenum pname, GLint min_required, uint32* v);
   bool HaveContexts();
 
   scoped_refptr<MailboxManager> mailbox_manager_;
   scoped_refptr<MemoryTracker> memory_tracker_;
   scoped_refptr<ShaderTranslatorCache> shader_translator_cache_;
   scoped_ptr<TransferBufferManagerInterface> transfer_buffer_manager_;
-  scoped_refptr<gpu::ValueStateMap> pending_valuebuffer_state_;
+  scoped_refptr<SubscriptionRefSet> subscription_ref_set_;
+  scoped_refptr<ValueStateMap> pending_valuebuffer_state_;
 
   bool enforce_gl_minimums_;
   bool bind_generates_resource_;
 
   uint32 max_vertex_attribs_;
   uint32 max_texture_units_;
   uint32 max_texture_image_units_;
   uint32 max_vertex_texture_image_units_;
   uint32 max_fragment_uniform_vectors_;
   uint32 max_varying_vectors_;
@@ skipping 25 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContextGroup);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_CONTEXT_GROUP_H_