diff --git a/benchmarks/src/generated/main/grpc/io/grpc/benchmarks/proto/ReportQpsScenarioServiceGrpc.java b/benchmarks/src/generated/main/grpc/io/grpc/benchmarks/proto/ReportQpsScenarioServiceGrpc.java
new file mode 100644
index 0000000000..97556c390f
--- /dev/null
+++ b/benchmarks/src/generated/main/grpc/io/grpc/benchmarks/proto/ReportQpsScenarioServiceGrpc.java
@@ -0,0 +1,245 @@
+package io.grpc.benchmarks.proto;
+
+import static io.grpc.stub.ClientCalls.asyncUnaryCall;
+import static io.grpc.stub.ClientCalls.asyncServerStreamingCall;
+import static io.grpc.stub.ClientCalls.asyncClientStreamingCall;
+import static io.grpc.stub.ClientCalls.asyncBidiStreamingCall;
+import static io.grpc.stub.ClientCalls.blockingUnaryCall;
+import static io.grpc.stub.ClientCalls.blockingServerStreamingCall;
+import static io.grpc.stub.ClientCalls.futureUnaryCall;
+import static io.grpc.MethodDescriptor.generateFullMethodName;
+import static io.grpc.stub.ServerCalls.asyncUnaryCall;
+import static io.grpc.stub.ServerCalls.asyncServerStreamingCall;
+import static io.grpc.stub.ServerCalls.asyncClientStreamingCall;
+import static io.grpc.stub.ServerCalls.asyncBidiStreamingCall;
+import static io.grpc.stub.ServerCalls.asyncUnimplementedUnaryCall;
+import static io.grpc.stub.ServerCalls.asyncUnimplementedStreamingCall;
+
+/**
+ */
+@javax.annotation.Generated(
+    value = "by gRPC proto compiler (version 1.5.0-SNAPSHOT)",
+    comments = "Source: services.proto")
+public final class ReportQpsScenarioServiceGrpc {
+
+  private ReportQpsScenarioServiceGrpc() {}
+
+  public static final String SERVICE_NAME = "grpc.testing.ReportQpsScenarioService";
+
+  // Static method descriptors that strictly reflect the proto.
+  @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
+  public static final io.grpc.MethodDescriptor<io.grpc.benchmarks.proto.Control.ScenarioResult,
+      io.grpc.benchmarks.proto.Control.Void> METHOD_REPORT_SCENARIO =
+      io.grpc.MethodDescriptor.<io.grpc.benchmarks.proto.Control.ScenarioResult, io.grpc.benchmarks.proto.Control.Void>newBuilder()
+          .setType(io.grpc.MethodDescriptor.MethodType.UNARY)
+          .setFullMethodName(generateFullMethodName(
+              "grpc.testing.ReportQpsScenarioService", "ReportScenario"))
+          .setRequestMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
+              io.grpc.benchmarks.proto.Control.ScenarioResult.getDefaultInstance()))
+          .setResponseMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
+              io.grpc.benchmarks.proto.Control.Void.getDefaultInstance()))
+          .build();
+
+  /**
+   * Creates a new async stub that supports all call types for the service
+   */
+  public static ReportQpsScenarioServiceStub newStub(io.grpc.Channel channel) {
+    return new ReportQpsScenarioServiceStub(channel);
+  }
+
+  /**
+   * Creates a new blocking-style stub that supports unary and streaming output calls on the service
+   */
+  public static ReportQpsScenarioServiceBlockingStub newBlockingStub(
+      io.grpc.Channel channel) {
+    return new ReportQpsScenarioServiceBlockingStub(channel);
+  }
+
+  /**
+   * Creates a new ListenableFuture-style stub that supports unary calls on the service
+   */
+  public static ReportQpsScenarioServiceFutureStub newFutureStub(
+      io.grpc.Channel channel) {
+    return new ReportQpsScenarioServiceFutureStub(channel);
+  }
+
+  /**
+   */
+  public static abstract class ReportQpsScenarioServiceImplBase implements io.grpc.BindableService {
+
+    /**
+     * <pre>
+     * Report results of a QPS test benchmark scenario.
+     * </pre>
+     */
+    public void reportScenario(io.grpc.benchmarks.proto.Control.ScenarioResult request,
+        io.grpc.stub.StreamObserver<io.grpc.benchmarks.proto.Control.Void> responseObserver) {
+      asyncUnimplementedUnaryCall(METHOD_REPORT_SCENARIO, responseObserver);
+    }
+
+    @java.lang.Override public final io.grpc.ServerServiceDefinition bindService() {
+      return io.grpc.ServerServiceDefinition.builder(getServiceDescriptor())
+          .addMethod(
+            METHOD_REPORT_SCENARIO,
+            asyncUnaryCall(
+              new MethodHandlers<
+                io.grpc.benchmarks.proto.Control.ScenarioResult,
+                io.grpc.benchmarks.proto.Control.Void>(
+                  this, METHODID_REPORT_SCENARIO)))
+          .build();
+    }
+  }
+
+  /**
+   */
+  public static final class ReportQpsScenarioServiceStub extends io.grpc.stub.AbstractStub<ReportQpsScenarioServiceStub> {
+    private ReportQpsScenarioServiceStub(io.grpc.Channel channel) {
+      super(channel);
+    }
+
+    private ReportQpsScenarioServiceStub(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      super(channel, callOptions);
+    }
+
+    @java.lang.Override
+    protected ReportQpsScenarioServiceStub build(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      return new ReportQpsScenarioServiceStub(channel, callOptions);
+    }
+
+    /**
+     * <pre>
+     * Report results of a QPS test benchmark scenario.
+     * </pre>
+     */
+    public void reportScenario(io.grpc.benchmarks.proto.Control.ScenarioResult request,
+        io.grpc.stub.StreamObserver<io.grpc.benchmarks.proto.Control.Void> responseObserver) {
+      asyncUnaryCall(
+          getChannel().newCall(METHOD_REPORT_SCENARIO, getCallOptions()), request, responseObserver);
+    }
+  }
+
+  /**
+   */
+  public static final class ReportQpsScenarioServiceBlockingStub extends io.grpc.stub.AbstractStub<ReportQpsScenarioServiceBlockingStub> {
+    private ReportQpsScenarioServiceBlockingStub(io.grpc.Channel channel) {
+      super(channel);
+    }
+
+    private ReportQpsScenarioServiceBlockingStub(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      super(channel, callOptions);
+    }
+
+    @java.lang.Override
+    protected ReportQpsScenarioServiceBlockingStub build(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      return new ReportQpsScenarioServiceBlockingStub(channel, callOptions);
+    }
+
+    /**
+     * <pre>
+     * Report results of a QPS test benchmark scenario.
+     * </pre>
+     */
+    public io.grpc.benchmarks.proto.Control.Void reportScenario(io.grpc.benchmarks.proto.Control.ScenarioResult request) {
+      return blockingUnaryCall(
+          getChannel(), METHOD_REPORT_SCENARIO, getCallOptions(), request);
+    }
+  }
+
+  /**
+   */
+  public static final class ReportQpsScenarioServiceFutureStub extends io.grpc.stub.AbstractStub<ReportQpsScenarioServiceFutureStub> {
+    private ReportQpsScenarioServiceFutureStub(io.grpc.Channel channel) {
+      super(channel);
+    }
+
+    private ReportQpsScenarioServiceFutureStub(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      super(channel, callOptions);
+    }
+
+    @java.lang.Override
+    protected ReportQpsScenarioServiceFutureStub build(io.grpc.Channel channel,
+        io.grpc.CallOptions callOptions) {
+      return new ReportQpsScenarioServiceFutureStub(channel, callOptions);
+    }
+
+    /**
+     * <pre>
+     * Report results of a QPS test benchmark scenario.
+     * </pre>
+     */
+    public com.google.common.util.concurrent.ListenableFuture<io.grpc.benchmarks.proto.Control.Void> reportScenario(
+        io.grpc.benchmarks.proto.Control.ScenarioResult request) {
+      return futureUnaryCall(
+          getChannel().newCall(METHOD_REPORT_SCENARIO, getCallOptions()), request);
+    }
+  }
+
+  private static final int METHODID_REPORT_SCENARIO = 0;
+
+  private static final class MethodHandlers<Req, Resp> implements
+      io.grpc.stub.ServerCalls.UnaryMethod<Req, Resp>,
+      io.grpc.stub.ServerCalls.ServerStreamingMethod<Req, Resp>,
+      io.grpc.stub.ServerCalls.ClientStreamingMethod<Req, Resp>,
+      io.grpc.stub.ServerCalls.BidiStreamingMethod<Req, Resp> {
+    private final ReportQpsScenarioServiceImplBase serviceImpl;
+    private final int methodId;
+
+    MethodHandlers(ReportQpsScenarioServiceImplBase serviceImpl, int methodId) {
+      this.serviceImpl = serviceImpl;
+      this.methodId = methodId;
+    }
+
+    @java.lang.Override
+    @java.lang.SuppressWarnings("unchecked")
+    public void invoke(Req request, io.grpc.stub.StreamObserver<Resp> responseObserver) {
+      switch (methodId) {
+        case METHODID_REPORT_SCENARIO:
+          serviceImpl.reportScenario((io.grpc.benchmarks.proto.Control.ScenarioResult) request,
+              (io.grpc.stub.StreamObserver<io.grpc.benchmarks.proto.Control.Void>) responseObserver);
+          break;
+        default:
+          throw new AssertionError();
+      }
+    }
+
+    @java.lang.Override
+    @java.lang.SuppressWarnings("unchecked")
+    public io.grpc.stub.StreamObserver<Req> invoke(
+        io.grpc.stub.StreamObserver<Resp> responseObserver) {
+      switch (methodId) {
+        default:
+          throw new AssertionError();
+      }
+    }
+  }
+
+  private static final class ReportQpsScenarioServiceDescriptorSupplier implements io.grpc.protobuf.ProtoFileDescriptorSupplier {
+    @java.lang.Override
+    public com.google.protobuf.Descriptors.FileDescriptor getFileDescriptor() {
+      return io.grpc.benchmarks.proto.Services.getDescriptor();
+    }
+  }
+
+  private static volatile io.grpc.ServiceDescriptor serviceDescriptor;
+
+  public static io.grpc.ServiceDescriptor getServiceDescriptor() {
+    io.grpc.ServiceDescriptor result = serviceDescriptor;
+    if (result == null) {
+      synchronized (ReportQpsScenarioServiceGrpc.class) {
+        result = serviceDescriptor;
+        if (result == null) {
+          serviceDescriptor = result = io.grpc.ServiceDescriptor.newBuilder(SERVICE_NAME)
+              .setSchemaDescriptor(new ReportQpsScenarioServiceDescriptorSupplier())
+              .addMethod(METHOD_REPORT_SCENARIO)
+              .build();
+        }
+      }
+    }
+    return result;
+  }
+}