command_buffer: Implement EXT_blend_func_extended

gpu/command_buffer/service/memory_program_cache.h

Index: gpu/command_buffer/service/memory_program_cache.h
diff --git a/gpu/command_buffer/service/memory_program_cache.h b/gpu/command_buffer/service/memory_program_cache.h
index 593625daa9cd55de4ba7bc7eba10ae01d9a3553a..39d189131810f4c16f96997dc9eadc07d4ed3889 100644
--- a/gpu/command_buffer/service/memory_program_cache.h
+++ b/gpu/command_buffer/service/memory_program_cache.h
@@ -57,10 +57,12 @@ class GPU_EXPORT MemoryProgramCache : public ProgramCache {
                       const AttributeMap& attrib_map_0,
                       const UniformMap& uniform_map_0,
                       const VaryingMap& varying_map_0,
+                      const AttributeList& output_variable_list_0,
                       const char* shader_1_hash,
                       const AttributeMap& attrib_map_1,
                       const UniformMap& uniform_map_1,
                       const VaryingMap& varying_map_1,
+                      const AttributeList& output_variable_list_1,
                       MemoryProgramCache* program_cache);
 
     GLsizei length() const {
@@ -91,6 +93,10 @@ class GPU_EXPORT MemoryProgramCache : public ProgramCache {
       return varying_map_0_;
     }
 
+    const AttributeList& output_variable_list_0() const {
+      return output_variable_list_0_;
+    }
+
     const std::string& shader_1_hash() const {
       return shader_1_hash_;
     }
@@ -107,6 +113,10 @@ class GPU_EXPORT MemoryProgramCache : public ProgramCache {
       return varying_map_1_;
     }
 
+    const AttributeList& output_variable_list_1() const {
+      return output_variable_list_1_;
+    }
+
    private:
     friend class base::RefCounted<ProgramCacheValue>;
 
@@ -120,10 +130,12 @@ class GPU_EXPORT MemoryProgramCache : public ProgramCache {
     const AttributeMap attrib_map_0_;
     const UniformMap uniform_map_0_;
     const VaryingMap varying_map_0_;
+    const AttributeList output_variable_list_0_;
     const std::string shader_1_hash_;
     const AttributeMap attrib_map_1_;
     const UniformMap uniform_map_1_;
     const VaryingMap varying_map_1_;
+    const AttributeList output_variable_list_1_;
     MemoryProgramCache* const program_cache_;
 
     DISALLOW_COPY_AND_ASSIGN(ProgramCacheValue);