Use GLVersionInfo instead of gl::GetGLImplementation() to decide GL paths

gpu/command_buffer/service/gles2_cmd_decoder.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.
 
 // This file contains the GLES2Decoder class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 
 #include <stdint.h>
@@ skipping 23 matching lines @@
 }
 
 namespace gpu {
 
 struct Mailbox;
 
 namespace gles2 {
 
 class ContextGroup;
 class ErrorState;
+class FeatureInfo;
 class GLES2Util;
 class ImageManager;
 class Logger;
 class QueryManager;
 class ShaderTranslatorInterface;
 class Texture;
 class TransformFeedbackManager;
 class VertexArrayManager;
 struct ContextCreationAttribHelper;
 struct ContextState;
@@ skipping 123 matching lines @@
   virtual bool MakeCurrent() = 0;
 
   // Gets the GLES2 Util which holds info.
   virtual GLES2Util* GetGLES2Util() = 0;
 
   // Gets the associated GLContext.
   virtual gl::GLContext* GetGLContext() = 0;
 
   // Gets the associated ContextGroup
   virtual ContextGroup* GetContextGroup() = 0;
+  virtual const FeatureInfo* GetFeatureInfo() const = 0;
 
   virtual Capabilities GetCapabilities() = 0;
 
   // Restores all of the decoder GL state.
   virtual void RestoreState(const ContextState* prev_state) = 0;
 
   // Restore States.
   virtual void RestoreActiveTexture() const = 0;
   virtual void RestoreAllTextureUnitBindings(
       const ContextState* prev_state) const = 0;
@@ skipping 150 matching lines @@
   bool debug_;
   bool log_commands_;
   bool unsafe_es3_apis_enabled_;
   DISALLOW_COPY_AND_ASSIGN(GLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_