Change cpp and go codegen to use new method properties instead of method options

Change on 2014/12/11 by rocking <rocking@google.com>
-------------
Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=81906922

src/compiler/cpp_generator.cc

@@ -43,23 +43,23 @@ namespace grpc_cpp_generator {
 namespace {
 
 bool NoStreaming(const google::protobuf::MethodDescriptor* method) {
-  return !method->options().has_client_streaming() &&
+  return !method->client_streaming() &&
-         !method->options().has_server_streaming();
+         !method->server_streaming();
 }
 
 bool ClientOnlyStreaming(const google::protobuf::MethodDescriptor* method) {
-  return method->options().has_client_streaming() &&
+  return method->client_streaming() &&
-         !method->options().has_server_streaming();
+         !method->server_streaming();
 }
 
 bool ServerOnlyStreaming(const google::protobuf::MethodDescriptor* method) {
-  return !method->options().has_client_streaming() &&
+  return !method->client_streaming() &&
-         method->options().has_server_streaming();
+         method->server_streaming();
 }
 
 bool BidiStreaming(const google::protobuf::MethodDescriptor* method) {
-  return method->options().has_client_streaming() &&
+  return method->client_streaming() &&
-         method->options().has_server_streaming();
+         method->server_streaming();
 }
 
 bool HasClientOnlyStreaming(const google::protobuf::FileDescriptor* file) {