Check for shader version mismatch

gpu/command_buffer/service/shader_translator.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_COMMAND_BUFFER_SERVICE_SHADER_TRANSLATOR_H_
 #define GPU_COMMAND_BUFFER_SERVICE_SHADER_TRANSLATOR_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 35 matching lines @@
       ShCompileOptions driver_bug_workarounds) = 0;
 
   // Translates the given shader source.
   // Returns true if translation is successful, false otherwise.
   // Always fill |info_log| if it's non-null.
   // Upon success, fill |translated_shader|, |attrib_map|, |uniform_map|,
   // |varying_map|, and |name_map| if they are non-null.
   virtual bool Translate(const std::string& shader_source,
                          std::string* info_log,
                          std::string* translated_shader,
+                         int* shader_version,
                          AttributeMap* attrib_map,
                          UniformMap* uniform_map,
                          VaryingMap* varying_map,
                          NameMap* name_map) const = 0;
 
   // Return a string that is unique for a specfic set of options that would
   // possibly affect compilation.
   virtual std::string GetStringForOptionsThatWouldAffectCompilation() const = 0;
 
  protected:
@@ skipping 25 matching lines @@
   bool Init(sh::GLenum shader_type,
             ShShaderSpec shader_spec,
             const ShBuiltInResources* resources,
             GlslImplementationType glsl_implementation_type,
             ShCompileOptions driver_bug_workarounds) override;
 
   // Overridden from ShaderTranslatorInterface.
   bool Translate(const std::string& shader_source,
                  std::string* info_log,
                  std::string* translated_source,
+                 int* shader_version,
                  AttributeMap* attrib_map,
                  UniformMap* uniform_map,
                  VaryingMap* varying_map,
                  NameMap* name_map) const override;
 
   std::string GetStringForOptionsThatWouldAffectCompilation() const override;
 
   void AddDestructionObserver(DestructionObserver* observer);
   void RemoveDestructionObserver(DestructionObserver* observer);
 
  private:
   ~ShaderTranslator() override;
 
   int GetCompileOptions() const;
 
   ShHandle compiler_;
   bool implementation_is_glsl_es_;
   ShCompileOptions driver_bug_workarounds_;
   ObserverList<DestructionObserver> destruction_observers_;
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_SHADER_TRANSLATOR_H_