clang-format c++ code under examples
diff --git a/examples/pubsub/publisher_test.cc b/examples/pubsub/publisher_test.cc
index 163f535..ac49212 100644
--- a/examples/pubsub/publisher_test.cc
+++ b/examples/pubsub/publisher_test.cc
@@ -82,20 +82,19 @@
   Status ListTopics(
       ServerContext* context, const ::tech::pubsub::ListTopicsRequest* request,
       ::tech::pubsub::ListTopicsResponse* response) GRPC_OVERRIDE {
-   std::ostringstream ss;
-   ss << "cloud.googleapis.com/project in (/projects/" << kProjectId << ")";
-   EXPECT_EQ(request->query(), ss.str());
-   response->add_topic()->set_name(kTopic);
-   return Status::OK;
- }
+    std::ostringstream ss;
+    ss << "cloud.googleapis.com/project in (/projects/" << kProjectId << ")";
+    EXPECT_EQ(request->query(), ss.str());
+    response->add_topic()->set_name(kTopic);
+    return Status::OK;
+  }
 
- Status DeleteTopic(ServerContext* context,
-                    const ::tech::pubsub::DeleteTopicRequest* request,
-                    ::proto2::Empty* response) GRPC_OVERRIDE {
+  Status DeleteTopic(ServerContext* context,
+                     const ::tech::pubsub::DeleteTopicRequest* request,
+                     ::proto2::Empty* response) GRPC_OVERRIDE {
     EXPECT_EQ(request->topic(), kTopic);
     return Status::OK;
- }
-
+  }
 };
 
 class PublisherTest : public ::testing::Test {
@@ -105,11 +104,13 @@
     int port = grpc_pick_unused_port_or_die();
     server_address_ << "localhost:" << port;
     ServerBuilder builder;
-    builder.AddListeningPort(server_address_.str(), grpc::InsecureServerCredentials());
+    builder.AddListeningPort(server_address_.str(),
+                             grpc::InsecureServerCredentials());
     builder.RegisterService(&service_);
     server_ = builder.BuildAndStart();
 
-    channel_ = CreateChannel(server_address_.str(), grpc::InsecureCredentials(), ChannelArguments());
+    channel_ = CreateChannel(server_address_.str(), grpc::InsecureCredentials(),
+                             ChannelArguments());
 
     publisher_.reset(new grpc::examples::pubsub::Publisher(channel_));
   }