|  | @@ -167,8 +167,8 @@ bool InteropClient::AssertStatusCode(const Status& s,
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				|  |  |  bool InteropClient::DoEmpty() {
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				|  |  |    gpr_log(GPR_DEBUG, "Sending an empty rpc...");
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				|  |  |  
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				|  |  | -  Empty request = Empty::default_instance();
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				|  |  | -  Empty response = Empty::default_instance();
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				|  |  | +  Empty request;
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				|  |  | +  Empty response;
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				|  |  |    ClientContext context;
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				|  |  |  
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				|  |  |    Status s = serviceStub_.Get()->EmptyCall(&context, request, &response);
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				|  | @@ -1010,8 +1010,8 @@ bool InteropClient::DoCustomMetadata() {
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				|  |  |  bool InteropClient::DoUnimplementedService() {
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				|  |  |    gpr_log(GPR_DEBUG, "Sending a request for an unimplemented service...");
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				|  |  |  
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				|  |  | -  Empty request = Empty::default_instance();
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				|  |  | -  Empty response = Empty::default_instance();
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				|  |  | +  Empty request;
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				|  |  | +  Empty response;
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				|  |  |    ClientContext context;
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				|  |  |  
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				|  |  |    UnimplementedService::Stub* stub =
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				|  | @@ -1031,8 +1031,8 @@ bool InteropClient::DoUnimplementedService() {
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				|  |  |  bool InteropClient::DoUnimplementedMethod() {
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				|  |  |    gpr_log(GPR_DEBUG, "Sending a request for an unimplemented rpc...");
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				|  |  |  
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				|  |  | -  Empty request = Empty::default_instance();
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				|  |  | -  Empty response = Empty::default_instance();
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				|  |  | +  Empty request;
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				|  |  | +  Empty response;
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				|  |  |    ClientContext context;
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				|  |  |  
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				|  |  |    Status s =
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