Removed implementation of CHROMIUM_subscribe_uniform

gpu/command_buffer/service/feature_info.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/feature_info.h"
 
 #include <stddef.h>
 
 #include <set>
 #include <vector>
@@ skipping 112 matching lines @@
       is_swiftshader(false),
       angle_texture_usage(false),
       ext_texture_storage(false),
       chromium_path_rendering(false),
       chromium_framebuffer_mixed_samples(false),
       blend_equation_advanced(false),
       blend_equation_advanced_coherent(false),
       ext_texture_rg(false),
       chromium_image_ycbcr_420v(false),
       chromium_image_ycbcr_422(false),
-      enable_subscribe_uniform(false),
       emulate_primitive_restart_fixed_index(false),
       ext_render_buffer_format_bgra8888(false),
       ext_multisample_compatibility(false),
       ext_blend_func_extended(false),
       ext_read_format_bgra(false) {}
 
 FeatureInfo::FeatureInfo() {
   InitializeBasicState(base::CommandLine::InitializedForCurrentProcess()
                            ? base::CommandLine::ForCurrentProcess()
                            : nullptr);
@@ skipping 17 matching lines @@
 void FeatureInfo::InitializeBasicState(const base::CommandLine* command_line) {
   if (!command_line)
     return;
 
   feature_flags_.enable_shader_name_hashing =
       !command_line->HasSwitch(switches::kDisableShaderNameHashing);
 
   feature_flags_.is_swiftshader =
       (command_line->GetSwitchValueASCII(switches::kUseGL) == "swiftshader");
 
-  feature_flags_.enable_subscribe_uniform =
-      command_line->HasSwitch(switches::kEnableSubscribeUniformExtension);
-
   enable_unsafe_es3_apis_switch_ =
       command_line->HasSwitch(switches::kEnableUnsafeES3APIs);
 
   // The shader translator is needed to translate from WebGL-conformant GLES SL
   // to normal GLES SL, enforce WebGL conformance, translate from GLES SL 1.0 to
   // target context GLSL, implement emulation of OpenGL ES features on OpenGL,
   // etc.
   // The flag here is for testing only.
   disable_shader_translator_ =
       command_line->HasSwitch(switches::kDisableGLSLTranslator);
@@ skipping 152 matching lines @@
   AddExtensionString("GL_CHROMIUM_trace_marker");
   AddExtensionString("GL_EXT_debug_marker");
 
   // Pre es3, there are no PBOS and all unpack state is handled in client side.
   // With es3, unpack state is needed in server side. We always mark these
   // enums as valid and pass them to drivers only when a valid PBO is bound.
   // UNPACK_ROW_LENGTH, UNPACK_SKIP_ROWS, and UNPACK_SKIP_PIXELS are enabled,
   // but there is no need to add them to pixel_store validtor.
   AddExtensionString("GL_EXT_unpack_subimage");
 
-  if (feature_flags_.enable_subscribe_uniform) {
-    AddExtensionString("GL_CHROMIUM_subscribe_uniform");
-  }
-
   // OES_vertex_array_object is emulated if not present natively,
   // so the extension string is always exposed.
   AddExtensionString("GL_OES_vertex_array_object");
 
   if (!disallowed_features_.gpu_memory_manager)
     AddExtensionString("GL_CHROMIUM_gpu_memory_manager");
 
   if (extensions.Contains("GL_ANGLE_translated_shader_source")) {
     feature_flags_.angle_translated_shader_source = true;
   }
@@ skipping 1010 matching lines @@
   if (pos == std::string::npos) {
     extensions_ += (extensions_.empty() ? "" : " ") + str;
   }
 }
 
 FeatureInfo::~FeatureInfo() {
 }
 
 }  // namespace gles2
 }  // namespace gpu