Remove base::StringValue

extensions/renderer/argument_spec.cc

Index: extensions/renderer/argument_spec.cc
diff --git a/extensions/renderer/argument_spec.cc b/extensions/renderer/argument_spec.cc
index c71e0e70b7f347d24561b13493d04f4ba98c19d5..c46d320649a4ede808a0c2a29935226a4cf43bc1 100644
--- a/extensions/renderer/argument_spec.cc
+++ b/extensions/renderer/argument_spec.cc
@@ -228,9 +228,9 @@ bool ArgumentSpec::ParseArgumentToFundamental(
       if (!enum_values_.empty() && enum_values_.count(s) == 0)
         return false;
       if (out_value) {
-        // TODO(devlin): If base::StringValue ever takes a std::string&&, we
+        // TODO(devlin): If base::Value ever takes a std::string&&, we
         // could use std::move to construct.
-        *out_value = base::MakeUnique<base::StringValue>(s);
+        *out_value = base::MakeUnique<base::Value>(s);
       }
       return true;
     }