WebGL feature will only enabled when accelerated

content/public/browser/gpu_data_manager.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 CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_
 #define CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_
 
 #include <list>
 #include <string>
 
@@ skipping 22 matching lines @@
       GetGpuProcessHandlesCallback;
 
   // Getter for the singleton.
   CONTENT_EXPORT static GpuDataManager* GetInstance();
 
   virtual void InitializeForTesting(const std::string& gpu_blacklist_json,
                                     const gpu::GPUInfo& gpu_info) = 0;
 
   virtual bool IsFeatureBlacklisted(int feature) const = 0;
   virtual bool IsFeatureEnabled(int feature) const = 0;
+  virtual bool IsWebGLEnabled() const = 0;
 
   virtual gpu::GPUInfo GetGPUInfo() const = 0;
 
   // Retrieves a list of process handles for all gpu processes.
   virtual void GetGpuProcessHandles(
       const GetGpuProcessHandlesCallback& callback) const = 0;
 
   // This indicator might change because we could collect more GPU info or
   // because the GPU blacklist could be updated.
   // If this returns false, any further GPU access, including launching GPU
@@ skipping 61 matching lines @@
   // the backlists decision and applying commandline switches.
   virtual void SetGpuInfo(const gpu::GPUInfo& gpu_info) = 0;
 
  protected:
   virtual ~GpuDataManager() {}
 };
 
 };  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_H_