WebGL feature will only enabled when accelerated

gpu/config/gpu_feature_type.h

 // 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.
 
 #ifndef GPU_CONFIG_GPU_FEATURE_TYPE_H_
 #define GPU_CONFIG_GPU_FEATURE_TYPE_H_
 
 namespace gpu {
 
 // Provides flags indicating which gpu features are blacklisted for the system
 // on which chrome is currently running.
 // If a bit is set to 1, corresponding feature is blacklisted.
 enum GpuFeatureType {
   GPU_FEATURE_TYPE_ACCELERATED_2D_CANVAS = 0,
   GPU_FEATURE_TYPE_GPU_COMPOSITING,
-  GPU_FEATURE_TYPE_WEBGL,
+  GPU_FEATURE_TYPE_ACCELERATED_WEBGL,
   GPU_FEATURE_TYPE_FLASH3D,
   GPU_FEATURE_TYPE_FLASH_STAGE3D,
   GPU_FEATURE_TYPE_ACCELERATED_VIDEO_DECODE,
   GPU_FEATURE_TYPE_ACCELERATED_VIDEO_ENCODE,
   GPU_FEATURE_TYPE_PANEL_FITTING,
   GPU_FEATURE_TYPE_FLASH_STAGE3D_BASELINE,
   GPU_FEATURE_TYPE_GPU_RASTERIZATION,
   GPU_FEATURE_TYPE_ACCELERATED_VPX_DECODE,
   GPU_FEATURE_TYPE_WEBGL2,
   NUMBER_OF_GPU_FEATURE_TYPES
 };
 
 }  // namespace gpu
 
 #endif  // GPU_CONFIG_GPU_FEATURE_TYPE_H_