GPU Program Caching

gpu/command_buffer/service/shader_manager.h

Index: gpu/command_buffer/service/shader_manager.h
diff --git a/gpu/command_buffer/service/shader_manager.h b/gpu/command_buffer/service/shader_manager.h
index 9b6fad2ce2d7afee87fc901d37eeca31ee012887..b4ed550d3d3384ed5f9f2e29de9c785e603cc92c 100644
--- a/gpu/command_buffer/service/shader_manager.h
+++ b/gpu/command_buffer/service/shader_manager.h
@@ -63,6 +63,8 @@ class GPU_EXPORT ShaderManager {
         bool valid, const char* log,
         ShaderTranslatorInterface* translator);
 
+    void set_pending_compilation(bool pending_cache_miss_compilation);
+
     const VariableInfo* GetAttribInfo(const std::string& name) const;
     const VariableInfo* GetUniformInfo(const std::string& name) const;
 
@@ -87,6 +89,32 @@ class GPU_EXPORT ShaderManager {
       return use_count_ != 0;
     }
 
+    bool IsPendingCacheMissCompilation() const {
+      return pending_cache_miss_compilation_;
+    }
+
+    // Used by shader cache.
+    const ShaderTranslator::VariableMap& attrib_map() const {
+      return attrib_map_;
+    }
+
+    // Used by shader cache.
+    const ShaderTranslator::VariableMap& uniform_map() const {
+      return uniform_map_;
+    }
+
+    // Used by shader cache.
+    void SetAttribMap(const ShaderTranslator::VariableMap& attrib_map) {
+      // copied because cache might be cleared
+      attrib_map_ = ShaderTranslator::VariableMap(attrib_map);
+    }
+
+    // Used by shader cache.
+    void SetUniformMap(const ShaderTranslator::VariableMap& uniform_map) {
+      // copied because cache might be cleared
+      uniform_map_ = ShaderTranslator::VariableMap(uniform_map);
+    }
+
    private:
     typedef ShaderTranslator::VariableMap VariableMap;
 
@@ -122,6 +150,9 @@ class GPU_EXPORT ShaderManager {
     // The type info when the shader was last compiled.
     VariableMap attrib_map_;
     VariableMap uniform_map_;
+
+    // If compilation was delayed for possible cache hit
+    bool pending_cache_miss_compilation_;
   };
 
   ShaderManager();