gpu, cmaa: reuse CopyTextureCHROMIUMResourceManager

gpu/command_buffer/service/gles2_cmd_apply_framebuffer_attachment_cmaa_intel.h

 // Copyright 2016 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_GLES2_CMD_APPLY_FRAMEBUFFER_ATTACHMENT_CMAA_INTEL_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_APPLY_FRAMEBUFFER_ATTACHMENT_CMAA_INTEL_H_
 
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/gpu_export.h"
 
@@ skipping 28 matching lines @@
 
  private:
   // Applies the CMAA algorithm to a texture.
   void ApplyCMAAEffectTexture(GLuint source_texture,
                               GLuint dest_texture,
                               bool do_copy);
 
   void OnSize(GLint width, GLint height);
   void ReleaseTextures();
 
-  void CopyTexture(GLint dest);
+  void CopyTexture(GLint source, GLint dest);
   GLuint CreateProgram(const char* defines,
                        const char* vs_source,
                        const char* fs_source);
   GLuint CreateShader(GLenum type, const char* defines, const char* source);
 
   bool initialized_;
   bool textures_initialized_;
   bool is_in_gamma_correct_mode_;
   bool supports_usampler_;
   bool supports_r8_image_;
@@ skipping 24 matching lines @@
   GLuint edges0_shader_result_rgba_texture_slot1_;
   GLuint edges0_shader_target_texture_slot2_;
   GLuint edges1_shader_result_edge_texture_;
   GLuint process_and_apply_shader_result_rgba_texture_slot1_;
   GLuint edges_combine_shader_result_edge_texture_;
 
   static const char vert_str_[];
   static const char cmaa_frag_s1_[];
   static const char cmaa_frag_s2_[];
 
+  GLuint copy_to_framebuffer_shader_ = 0;
+  static const char copy_frag_str_[];
+
   DISALLOW_COPY_AND_ASSIGN(ApplyFramebufferAttachmentCMAAINTELResourceManager);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_APPLY_FRAMEBUFFER_ATTACHMENT_CMAA_INTEL_H_