gpu: Add TransformFeedback & Uniform Buffer related consts

gpu/command_buffer/service/gles2_cmd_decoder.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/gles2_cmd_decoder.h"
 
 #include <stdio.h>
 
 #include <algorithm>
 #include <list>
@@ skipping 2824 matching lines @@
   DoGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &caps.max_vertex_attribs);
   DoGetIntegerv(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS,
                 &caps.max_vertex_texture_image_units);
   DoGetIntegerv(GL_MAX_VERTEX_UNIFORM_VECTORS,
                 &caps.max_vertex_uniform_vectors);
   DoGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS,
                 &caps.num_compressed_texture_formats);
   DoGetIntegerv(GL_NUM_SHADER_BINARY_FORMATS, &caps.num_shader_binary_formats);
   DoGetIntegerv(GL_BIND_GENERATES_RESOURCE_CHROMIUM,
                 &caps.bind_generates_resource_chromium);
+  if (unsafe_es3_apis_enabled()) {
+    DoGetIntegerv(GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS,
+                  &caps.max_transform_feedback_separate_attribs);
+    DoGetIntegerv(GL_MAX_UNIFORM_BUFFER_BINDINGS,
+                  &caps.max_uniform_buffer_bindings);
+    DoGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT,
+                  &caps.uniform_buffer_offset_alignment);
+  }
 
   caps.egl_image_external =
       feature_info_->feature_flags().oes_egl_image_external;
   caps.texture_format_bgra8888 =
       feature_info_->feature_flags().ext_texture_format_bgra8888;
   caps.texture_format_etc1 =
       feature_info_->feature_flags().oes_compressed_etc1_rgb8_texture;
   caps.texture_format_etc1_npot =
       caps.texture_format_etc1 && !workarounds().etc1_power_of_two_only;
   caps.texture_rectangle = feature_info_->feature_flags().arb_texture_rectangle;
@@ skipping 8813 matching lines @@
   }
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "gpu/command_buffer/service/gles2_cmd_decoder_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu