|  | @@ -236,7 +236,8 @@ class ObjectiveCGrpcGenerator : public grpc::protobuf::compiler::CodeGenerator {
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				|  |  |        }
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				|  |  |  
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				|  |  |        Write(context, file_name + ".pbrpc.h",
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				|  |  | -            file_header + PreprocIfNot(kForwardDeclare, imports) + "\n" +
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				|  |  | +            file_header + SystemImport("Foundation/Foundation.h") + "\n" +
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				|  |  | +                PreprocIfNot(kForwardDeclare, imports) + "\n" +
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				|  |  |                  PreprocIfNot(kProtocolOnly, system_imports) + "\n" +
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				|  |  |                  class_declarations + "\n" +
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				|  |  |                  PreprocIfNot(kForwardDeclare, class_imports) + "\n" +
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