Update copyright to 2015
diff --git a/include/grpc/grpc_http.h b/include/grpc/grpc_http.h
index b2ae534..a20b93b 100644
--- a/include/grpc/grpc_http.h
+++ b/include/grpc/grpc_http.h
@@ -1,6 +1,6 @@
 /*
  *
- * Copyright 2014, Google Inc.
+ * Copyright 2015, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -64,4 +64,4 @@
 }
 #endif
 
-#endif /* __GRPC_GRPC_HTTP_H__ */
+#endif /* __GRPC_GRPC_HTTP_H__ */
\ No newline at end of file