Clean up of GLES2 Command Decoder by moving some of the error state into a separate class.

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>
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/command_buffer/service/memory_tracking.h"
 #include "gpu/gpu_export.h"
 #include "ui/gl/async_pixel_transfer_delegate.h"
 #include "ui/gl/gl_image.h"
 
 namespace gpu {
 namespace gles2 {
 
 class GLES2Decoder;
 class Display;
+class ErrorState;
 class FeatureInfo;
 class TextureDefinition;
 class TextureManager;
 
 // Info about Textures currently in the system.
 class GPU_EXPORT Texture : public base::RefCounted<Texture> {
  public:
   Texture(TextureManager* manager, GLuint service_id);
 
   GLenum min_filter() const {
@@ skipping 434 matching lines @@
       TextureDefinition* definition);
 
   // Sets a mip as cleared.
   void SetLevelCleared(Texture* texture, GLenum target,
                        GLint level, bool cleared);
 
   // Sets a texture parameter of a Texture
   // Returns GL_NO_ERROR on success. Otherwise the error to generate.
   // TODO(gman): Expand to SetParameteri,f,iv,fv
   void SetParameter(
-      const char* function_name, GLES2Decoder* decoder,
+      const char* function_name, ErrorState* error_state,
       Texture* texture, GLenum pname, GLint param);
 
   // Makes each of the mip levels as though they were generated.
   // Returns false if that's not allowed for the given texture.
   bool MarkMipmapsGenerated(Texture* texture);
 
   // Clears any uncleared renderable levels.
   bool ClearRenderableLevels(GLES2Decoder* decoder, Texture* texture);
 
   // Clear a specific level.
@@ skipping 118 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_