Add command buffer support for EXT_sRGB_write_control

gpu/command_buffer/service/gles2_cmd_decoder_autogen.h

 // Copyright 2014 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.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 5122 matching lines @@
       }
       return false;
     case GL_DITHER:
       state_.enable_flags.dither = enabled;
       if (state_.enable_flags.cached_dither != enabled ||
           state_.ignore_cached_state) {
         state_.enable_flags.cached_dither = enabled;
         return true;
       }
       return false;
+    case GL_FRAMEBUFFER_SRGB_EXT:
+      state_.enable_flags.framebuffer_srgb_ext = enabled;
+      if (state_.enable_flags.cached_framebuffer_srgb_ext != enabled ||
+          state_.ignore_cached_state) {
+        state_.enable_flags.cached_framebuffer_srgb_ext = enabled;
+        return true;
+      }
+      return false;
     case GL_POLYGON_OFFSET_FILL:
       state_.enable_flags.polygon_offset_fill = enabled;
       if (state_.enable_flags.cached_polygon_offset_fill != enabled ||
           state_.ignore_cached_state) {
         state_.enable_flags.cached_polygon_offset_fill = enabled;
         return true;
       }
       return false;
     case GL_SAMPLE_ALPHA_TO_COVERAGE:
       state_.enable_flags.sample_alpha_to_coverage = enabled;
@@ skipping 57 matching lines @@
         state_.enable_flags.cached_sample_alpha_to_one_ext = enabled;
         return true;
       }
       return false;
     default:
       NOTREACHED();
       return false;
   }
 }
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_