Support glCopyTex[Sub]Image to LUMA formats on the core profile.

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 <stddef.h>
 #include <stdint.h>
 
@@ skipping 1046 matching lines @@
   // operations are also implemented in decoder at the moment.
   static bool CombineAdjacentRects(const gfx::Rect& rect1,
                                    const gfx::Rect& rect2,
                                    gfx::Rect* result);
 
   // Get / set the current generation number of this manager.  This generation
   // number changes whenever the service_id of one or more Textures change.
   uint32_t GetServiceIdGeneration() const;
   void IncrementServiceIdGeneration();
 
-  GLenum AdjustTexInternalFormat(GLenum format) const;
-  GLenum AdjustTexFormat(GLenum format) const;
+  static GLenum AdjustTexInternalFormat(const gles2::FeatureInfo* feature_info,
+                                        GLenum format);
+  static GLenum AdjustTexFormat(const gles2::FeatureInfo* feature_info,
+                                GLenum format);
 
  private:
   friend class Texture;
   friend class TextureRef;
 
   // Helper for Initialize().
   scoped_refptr<TextureRef> CreateDefaultAndBlackTextures(
       GLenum target,
       GLuint* black_texture);
 
@@ skipping 96 matching lines @@
  private:
   DecoderTextureState* texture_state_;
   base::TimeTicks begin_time_;
   DISALLOW_COPY_AND_ASSIGN(ScopedTextureUploadTimer);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_TEXTURE_MANAGER_H_