|  | @@ -35,7 +35,6 @@
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				|  |  |  
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				|  |  |  #include "examples/tips/client.h"
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				|  |  |  
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				|  |  | -using grpc::ClientContext;
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				|  |  |  using tech::pubsub::Topic;
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				|  |  |  using tech::pubsub::PublisherService;
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				|  |  |  
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				|  | @@ -43,7 +42,7 @@ namespace grpc {
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				|  |  |  namespace examples {
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				|  |  |  namespace tips {
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				|  |  |  
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				|  |  | -Client::Client(std::shared_ptr<grpc::ChannelInterface> channel)
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				|  |  | +Client::Client(std::shared_ptr<ChannelInterface> channel)
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				|  |  |      : stub_(PublisherService::NewStub(channel)) {
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				|  |  |  }
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				|  |  |  
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				|  | @@ -51,7 +50,7 @@ Status Client::CreateTopic(grpc::string topic) {
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				|  |  |    Topic request;
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				|  |  |    Topic response;
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				|  |  |    request.set_name(topic);
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				|  |  | -  grpc::ClientContext context;
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				|  |  | +  ClientContext context;
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				|  |  |  
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				|  |  |    return stub_->CreateTopic(&context, request, &response);
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				|  |  |  }
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