Add driver bug workaround for SH_INIT_GL_POSITION.

gpu/command_buffer/service/shader_translator_cache.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_CACHE_H_
 #define GPU_COMMAND_BUFFER_SERVICE_SHADER_TRANSLATOR_CACHE_H_
 
 #include <string.h>
 
 #include <map>
@@ skipping 18 matching lines @@
 
   // ShaderTranslator::DestructionObserver implementation
   virtual void OnDestruct(ShaderTranslator* translator) OVERRIDE;
 
   scoped_refptr<ShaderTranslator> GetTranslator(
       ShShaderType shader_type,
       ShShaderSpec shader_spec,
       const ShBuiltInResources* resources,
       ShaderTranslatorInterface::GlslImplementationType
           glsl_implementation_type,
-      ShaderTranslatorInterface::GlslBuiltInFunctionBehavior
-          glsl_built_in_function_behavior);
+      int driver_bug_workarounds);
 
  private:
   ShaderTranslatorCache();
   virtual ~ShaderTranslatorCache();
 
   friend struct DefaultSingletonTraits<ShaderTranslatorCache>;
 
   // Parameters passed into ShaderTranslator::Init
   struct ShaderTranslatorInitParams {
     ShShaderType shader_type;
     ShShaderSpec shader_spec;
     ShBuiltInResources resources;
     ShaderTranslatorInterface::GlslImplementationType
         glsl_implementation_type;
-    ShaderTranslatorInterface::GlslBuiltInFunctionBehavior
-        glsl_built_in_function_behavior;
+    int driver_bug_workarounds;
 
     ShaderTranslatorInitParams(
         ShShaderType shader_type,
         ShShaderSpec shader_spec,
         const ShBuiltInResources& resources,
         ShaderTranslatorInterface::GlslImplementationType
             glsl_implementation_type,
-        ShaderTranslatorInterface::GlslBuiltInFunctionBehavior
-            glsl_built_in_function_behavior)
+        int driver_bug_workarounds)
       : shader_type(shader_type),
         shader_spec(shader_spec),
         resources(resources),
         glsl_implementation_type(glsl_implementation_type),
-        glsl_built_in_function_behavior(glsl_built_in_function_behavior) {
+        driver_bug_workarounds(driver_bug_workarounds) {
     }
 
     ShaderTranslatorInitParams(const ShaderTranslatorInitParams& params) {
       memcpy(this, &params, sizeof(*this));
     }
 
     bool operator== (const ShaderTranslatorInitParams& params) const {
       return memcmp(&params, this, sizeof(*this)) == 0;
     }
 
     bool operator< (const ShaderTranslatorInitParams& params) const {
       return memcmp(&params, this, sizeof(*this)) < 0;
     }
   };
 
   typedef std::map<ShaderTranslatorInitParams, ShaderTranslator* > Cache;
   Cache cache_;
 
   DISALLOW_COPY_AND_ASSIGN(ShaderTranslatorCache);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_SHADER_TRANSLATOR_CACHE_H_