SRGB_EXT is a valid format of texture in WebGL1.0 and ES2.0 contexts

gpu/command_buffer/service/texture_manager.cc

 // 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.
 
 #include "gpu/command_buffer/service/texture_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 1574 matching lines @@
   if (face_infos_.size() == 6 && !cube_complete_)
     return false;
   DCHECK(level >= 0 &&
          level < static_cast<GLint>(face_infos_[0].level_infos.size()));
   GLenum internal_format = face_infos_[0].level_infos[level].internal_format;
   bool color_renderable =
       ((feature_info->validators()->texture_unsized_internal_format.
             IsValid(internal_format) &&
         internal_format != GL_ALPHA &&
         internal_format != GL_LUMINANCE &&
-        internal_format != GL_LUMINANCE_ALPHA) ||
+        internal_format != GL_LUMINANCE_ALPHA &&
+        internal_format != GL_SRGB_EXT) ||
        feature_info->validators()->
            texture_sized_color_renderable_internal_format.IsValid(
                internal_format));
   bool depth_renderable = feature_info->validators()->
       texture_depth_renderable_internal_format.IsValid(internal_format);
   bool stencil_renderable = feature_info->validators()->
       texture_stencil_renderable_internal_format.IsValid(internal_format);
   return (color_renderable || depth_renderable || stencil_renderable);
 }
 
@@ skipping 1566 matching lines @@
 uint32_t TextureManager::GetServiceIdGeneration() const {
   return current_service_id_generation_;
 }
 
 void TextureManager::IncrementServiceIdGeneration() {
   current_service_id_generation_++;
 }
 
 }  // namespace gles2
 }  // namespace gpu