Proto files, minor cleanup

examples/src/main/proto/hello_world.proto

@@ -21,7 +21,7 @@ option java_multiple_files = true;
 // The greeting service definition.
 service Greeter {
   // Sends a greeting
-  rpc SayHello (HelloRequest) returns (HelloReply) {}
+  rpc SayHello (HelloRequest) returns (HelloReply);
 }
 
 // The request message containing the user's name.

examples/src/main/proto/route_guide.proto

@@ -11,6 +11,7 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
+
 syntax = "proto3";
 
 package io.grpc.examples.routeguide;
@@ -27,27 +28,27 @@ service RouteGuide {
   //
   // A feature with an empty name is returned if there's no feature at the given
   // position.
-  rpc GetFeature(Point) returns (Feature) {}
+  rpc GetFeature(Point) returns (Feature);
 
   // A server-to-client streaming RPC.
   //
   // Obtains the Features available within the given Rectangle.  Results are
   // streamed rather than returned at once (e.g. in a response message with a
   // repeated field), as the rectangle may cover a large area and contain a
   // huge number of features.
-  rpc ListFeatures(Rectangle) returns (stream Feature) {}
+  rpc ListFeatures(Rectangle) returns (stream Feature);
 
   // A client-to-server streaming RPC.
   //
   // Accepts a stream of Points on a route being traversed, returning a
   // RouteSummary when traversal is completed.
-  rpc RecordRoute(stream Point) returns (RouteSummary) {}
+  rpc RecordRoute(stream Point) returns (RouteSummary);
 
   // A Bidirectional streaming RPC.
   //
   // Accepts a stream of RouteNotes sent while a route is being traversed,
   // while receiving other RouteNotes (e.g. from other users).
-  rpc RouteChat(stream RouteNote) returns (stream RouteNote) {}
+  rpc RouteChat(stream RouteNote) returns (stream RouteNote);
 }
 
 // Points are represented as latitude-longitude pairs in the E7 representation