Fixing, using and testing alarm code.
diff --git a/grpc.gemspec b/grpc.gemspec
index 7f11ec7..91433f7 100755
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -381,6 +381,7 @@
   s.files += %w( src/core/json/json_reader.c )
   s.files += %w( src/core/json/json_string.c )
   s.files += %w( src/core/json/json_writer.c )
+  s.files += %w( src/core/surface/alarm.c )
   s.files += %w( src/core/surface/api_trace.c )
   s.files += %w( src/core/surface/byte_buffer.c )
   s.files += %w( src/core/surface/byte_buffer_reader.c )