1 files changed, 3 insertions, 0 deletions
diff --git a/base/env_var.h b/base/env_var.h
index af1ec79..6888353 100644
--- a/base/env_var.h
+++ b/base/env_var.h
@@ -24,6 +24,9 @@ class EnvVarGetter {
     return GetEnv(variable_name, NULL);
   }
 
+  virtual void SetEnv(const char* variable_name,
+                      const std::string& new_value) = 0;
+
   // Create an instance of EnvVarGetter
   static EnvVarGetter* Create();
 };