clang fmt
diff --git a/src/core/ext/filters/client_channel/client_channel.h b/src/core/ext/filters/client_channel/client_channel.h
index 3616517..9307842 100644
--- a/src/core/ext/filters/client_channel/client_channel.h
+++ b/src/core/ext/filters/client_channel/client_channel.h
@@ -28,8 +28,6 @@
 // Channel arg key for server URI string.
 #define GRPC_ARG_SERVER_URI "grpc.server_uri"
 
-
-
 /* A client channel is a channel that begins disconnected, and can connect
    to some endpoint on demand. If that endpoint disconnects, it will be
    connected to again later.
@@ -54,6 +52,4 @@
 grpc_subchannel_call* grpc_client_channel_get_subchannel_call(
     grpc_call_element* elem);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_H */
diff --git a/src/core/ext/filters/client_channel/client_channel_factory.h b/src/core/ext/filters/client_channel/client_channel_factory.h
index 9616e9f..db82b73 100644
--- a/src/core/ext/filters/client_channel/client_channel_factory.h
+++ b/src/core/ext/filters/client_channel/client_channel_factory.h
@@ -27,8 +27,6 @@
 // Channel arg key for client channel factory.
 #define GRPC_ARG_CLIENT_CHANNEL_FACTORY "grpc.client_channel_factory"
 
-
-
 typedef struct grpc_client_channel_factory grpc_client_channel_factory;
 typedef struct grpc_client_channel_factory_vtable
     grpc_client_channel_factory_vtable;
@@ -76,6 +74,4 @@
 grpc_arg grpc_client_channel_factory_create_channel_arg(
     grpc_client_channel_factory* factory);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_FACTORY_H */
diff --git a/src/core/ext/filters/client_channel/connector.h b/src/core/ext/filters/client_channel/connector.h
index 62b9438..239ed8a 100644
--- a/src/core/ext/filters/client_channel/connector.h
+++ b/src/core/ext/filters/client_channel/connector.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/resolve_address.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct grpc_connector grpc_connector;
 typedef struct grpc_connector_vtable grpc_connector_vtable;
 
@@ -72,6 +70,4 @@
 void grpc_connector_shutdown(grpc_exec_ctx* exec_ctx, grpc_connector* connector,
                              grpc_error* why);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CONNECTOR_H */
diff --git a/src/core/ext/filters/client_channel/http_connect_handshaker.h b/src/core/ext/filters/client_channel/http_connect_handshaker.h
index c676c2a..928a23d 100644
--- a/src/core/ext/filters/client_channel/http_connect_handshaker.h
+++ b/src/core/ext/filters/client_channel/http_connect_handshaker.h
@@ -28,11 +28,7 @@
 /// seperated by colons.
 #define GRPC_ARG_HTTP_CONNECT_HEADERS "grpc.http_connect_headers"
 
-
-
 /// Registers handshaker factory.
 void grpc_http_connect_register_handshaker_factory();
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_HTTP_CONNECT_HANDSHAKER_H */
diff --git a/src/core/ext/filters/client_channel/http_proxy.h b/src/core/ext/filters/client_channel/http_proxy.h
index 894f548..3469493 100644
--- a/src/core/ext/filters/client_channel/http_proxy.h
+++ b/src/core/ext/filters/client_channel/http_proxy.h
@@ -19,10 +19,6 @@
 #ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_HTTP_PROXY_H
 #define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_HTTP_PROXY_H
 
-
-
 void grpc_register_http_proxy_mapper();
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_HTTP_PROXY_H */
diff --git a/src/core/ext/filters/client_channel/lb_policy.h b/src/core/ext/filters/client_channel/lb_policy.h
index 7c1f194..ef42758 100644
--- a/src/core/ext/filters/client_channel/lb_policy.h
+++ b/src/core/ext/filters/client_channel/lb_policy.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/polling_entity.h"
 #include "src/core/lib/transport/connectivity_state.h"
 
-
-
 /** A load balancing policy: specified by a vtable and a struct (which
     is expected to be extended to contain some parameters) */
 typedef struct grpc_lb_policy grpc_lb_policy;
@@ -206,6 +204,4 @@
                                   grpc_lb_policy* policy,
                                   const grpc_lb_policy_args* lb_policy_args);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_H */
diff --git a/src/core/ext/filters/client_channel/lb_policy/grpclb/client_load_reporting_filter.h b/src/core/ext/filters/client_channel/lb_policy/grpclb/client_load_reporting_filter.h
index b6cbd1b..04de7a0 100644
--- a/src/core/ext/filters/client_channel/lb_policy/grpclb/client_load_reporting_filter.h
+++ b/src/core/ext/filters/client_channel/lb_policy/grpclb/client_load_reporting_filter.h
@@ -21,11 +21,7 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_client_load_reporting_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_GRPCLB_CLIENT_LOAD_REPORTING_FILTER_H \
         */
diff --git a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb.h b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb.h
index 1489594..0a2edb0 100644
--- a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb.h
+++ b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb.h
@@ -21,13 +21,9 @@
 
 #include "src/core/ext/filters/client_channel/lb_policy_factory.h"
 
-
-
 /** Returns a load balancing factory for the glb policy, which tries to connect
  * to a load balancing server to decide the next successfully connected
  * subchannel to pick. */
 grpc_lb_policy_factory* grpc_glb_lb_factory_create();
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_GRPCLB_GRPCLB_H */
diff --git a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_channel.h b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_channel.h
index 4bc8d71..70b1c28 100644
--- a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_channel.h
+++ b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_channel.h
@@ -23,8 +23,6 @@
 #include "src/core/ext/filters/client_channel/resolver/fake/fake_resolver.h"
 #include "src/core/lib/slice/slice_hash_table.h"
 
-
-
 /** Create the channel used for communicating with an LB service.
  * Note that an LB *service* may be comprised of several LB *servers*.
  *
@@ -42,7 +40,5 @@
     grpc_fake_resolver_response_generator* response_generator,
     const grpc_channel_args* args);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_GRPCLB_GRPCLB_CHANNEL_H \
         */
diff --git a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_client_stats.h b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_client_stats.h
index 54eaa3e..d4b9d06 100644
--- a/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_client_stats.h
+++ b/src/core/ext/filters/client_channel/lb_policy/grpclb/grpclb_client_stats.h
@@ -23,8 +23,6 @@
 
 #include <grpc/impl/codegen/grpc_types.h>
 
-
-
 typedef struct grpc_grpclb_client_stats grpc_grpclb_client_stats;
 
 typedef struct {
@@ -63,7 +61,5 @@
 void grpc_grpclb_dropped_call_counts_destroy(
     grpc_grpclb_dropped_call_counts* drop_entries);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_GRPCLB_GRPCLB_CLIENT_STATS_H \
         */
diff --git a/src/core/ext/filters/client_channel/lb_policy/grpclb/load_balancer_api.h b/src/core/ext/filters/client_channel/lb_policy/grpclb/load_balancer_api.h
index d0e632b..017c40e 100644
--- a/src/core/ext/filters/client_channel/lb_policy/grpclb/load_balancer_api.h
+++ b/src/core/ext/filters/client_channel/lb_policy/grpclb/load_balancer_api.h
@@ -25,8 +25,6 @@
 #include "src/core/ext/filters/client_channel/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h"
 #include "src/core/ext/filters/client_channel/lb_policy_factory.h"
 
-
-
 #define GRPC_GRPCLB_SERVICE_NAME_MAX_LENGTH 128
 
 typedef grpc_lb_v1_Server_ip_address_t grpc_grpclb_ip_address;
@@ -85,7 +83,5 @@
 void grpc_grpclb_initial_response_destroy(
     grpc_grpclb_initial_response* response);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_GRPCLB_LOAD_BALANCER_API_H \
         */
diff --git a/src/core/ext/filters/client_channel/lb_policy/subchannel_list.h b/src/core/ext/filters/client_channel/lb_policy/subchannel_list.h
index f3db9b1..ef31029 100644
--- a/src/core/ext/filters/client_channel/lb_policy/subchannel_list.h
+++ b/src/core/ext/filters/client_channel/lb_policy/subchannel_list.h
@@ -36,8 +36,6 @@
 // round_robin that could be refactored and moved here.  In a future PR,
 // need to clean this up.
 
-
-
 typedef struct grpc_lb_subchannel_list grpc_lb_subchannel_list;
 
 typedef struct {
@@ -144,6 +142,4 @@
     grpc_exec_ctx* exec_ctx, grpc_lb_subchannel_list* subchannel_list,
     const char* reason);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_SUBCHANNEL_LIST_H */
diff --git a/src/core/ext/filters/client_channel/lb_policy_factory.h b/src/core/ext/filters/client_channel/lb_policy_factory.h
index 79c7712..8f6d8c1 100644
--- a/src/core/ext/filters/client_channel/lb_policy_factory.h
+++ b/src/core/ext/filters/client_channel/lb_policy_factory.h
@@ -29,8 +29,6 @@
 // Channel arg key for grpc_lb_addresses.
 #define GRPC_ARG_LB_ADDRESSES "grpc.lb_addresses"
 
-
-
 typedef struct grpc_lb_policy_factory grpc_lb_policy_factory;
 typedef struct grpc_lb_policy_factory_vtable grpc_lb_policy_factory_vtable;
 
@@ -132,6 +130,4 @@
     grpc_exec_ctx* exec_ctx, grpc_lb_policy_factory* factory,
     grpc_lb_policy_args* args);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_FACTORY_H */
diff --git a/src/core/ext/filters/client_channel/lb_policy_registry.h b/src/core/ext/filters/client_channel/lb_policy_registry.h
index de089a8..acddc90 100644
--- a/src/core/ext/filters/client_channel/lb_policy_registry.h
+++ b/src/core/ext/filters/client_channel/lb_policy_registry.h
@@ -22,8 +22,6 @@
 #include "src/core/ext/filters/client_channel/lb_policy_factory.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 /** Initialize the registry and set \a default_factory as the factory to be
  * returned when no name is provided in a lookup */
 void grpc_lb_policy_registry_init(void);
@@ -39,6 +37,4 @@
 grpc_lb_policy* grpc_lb_policy_create(grpc_exec_ctx* exec_ctx, const char* name,
                                       grpc_lb_policy_args* args);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_LB_POLICY_REGISTRY_H */
diff --git a/src/core/ext/filters/client_channel/parse_address.h b/src/core/ext/filters/client_channel/parse_address.h
index 825cd12..ca0a0d1 100644
--- a/src/core/ext/filters/client_channel/parse_address.h
+++ b/src/core/ext/filters/client_channel/parse_address.h
@@ -24,8 +24,6 @@
 #include "src/core/ext/filters/client_channel/uri_parser.h"
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /** Populate \a resolved_addr from \a uri, whose path is expected to contain a
  * unix socket path. Returns true upon success. */
 bool grpc_parse_unix(const grpc_uri* uri, grpc_resolved_address* resolved_addr);
@@ -47,6 +45,4 @@
 bool grpc_parse_ipv6_hostport(const char* hostport, grpc_resolved_address* addr,
                               bool log_errors);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_PARSE_ADDRESS_H */
diff --git a/src/core/ext/filters/client_channel/proxy_mapper.h b/src/core/ext/filters/client_channel/proxy_mapper.h
index 81ecfb7..a13861c 100644
--- a/src/core/ext/filters/client_channel/proxy_mapper.h
+++ b/src/core/ext/filters/client_channel/proxy_mapper.h
@@ -25,8 +25,6 @@
 
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 typedef struct grpc_proxy_mapper grpc_proxy_mapper;
 
 typedef struct {
@@ -73,6 +71,4 @@
 
 void grpc_proxy_mapper_destroy(grpc_proxy_mapper* mapper);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_PROXY_MAPPER_H */
diff --git a/src/core/ext/filters/client_channel/proxy_mapper_registry.h b/src/core/ext/filters/client_channel/proxy_mapper_registry.h
index f17fdd8..99e54d1 100644
--- a/src/core/ext/filters/client_channel/proxy_mapper_registry.h
+++ b/src/core/ext/filters/client_channel/proxy_mapper_registry.h
@@ -21,8 +21,6 @@
 
 #include "src/core/ext/filters/client_channel/proxy_mapper.h"
 
-
-
 void grpc_proxy_mapper_registry_init();
 void grpc_proxy_mapper_registry_shutdown();
 
@@ -43,6 +41,4 @@
                                     grpc_resolved_address** new_address,
                                     grpc_channel_args** new_args);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_PROXY_MAPPER_REGISTRY_H */
diff --git a/src/core/ext/filters/client_channel/resolver.h b/src/core/ext/filters/client_channel/resolver.h
index ac95666..c0901f0 100644
--- a/src/core/ext/filters/client_channel/resolver.h
+++ b/src/core/ext/filters/client_channel/resolver.h
@@ -22,8 +22,6 @@
 #include "src/core/ext/filters/client_channel/subchannel.h"
 #include "src/core/lib/iomgr/iomgr.h"
 
-
-
 typedef struct grpc_resolver grpc_resolver;
 typedef struct grpc_resolver_vtable grpc_resolver_vtable;
 
@@ -89,6 +87,4 @@
                                grpc_channel_args** result,
                                grpc_closure* on_complete);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_H */
diff --git a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver.h b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver.h
index 54e04f7..03ea36b 100644
--- a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver.h
+++ b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/iomgr/pollset_set.h"
 
-
-
 typedef struct grpc_ares_ev_driver grpc_ares_ev_driver;
 
 /* Start \a ev_driver. It will keep working until all IO on its ares_channel is
@@ -52,7 +50,5 @@
 void grpc_ares_ev_driver_shutdown(grpc_exec_ctx* exec_ctx,
                                   grpc_ares_ev_driver* ev_driver);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_DNS_C_ARES_GRPC_ARES_EV_DRIVER_H \
         */
diff --git a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.h b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.h
index 8c6499f..72db622 100644
--- a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.h
+++ b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.h
@@ -25,8 +25,6 @@
 #include "src/core/lib/iomgr/polling_entity.h"
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 typedef struct grpc_ares_request grpc_ares_request;
 
 /* Asynchronously resolve \a name. Use \a default_port if a port isn't
@@ -67,7 +65,5 @@
    it has been called the same number of times as grpc_ares_init(). */
 void grpc_ares_cleanup(void);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_DNS_C_ARES_GRPC_ARES_WRAPPER_H \
         */
diff --git a/src/core/ext/filters/client_channel/resolver/fake/fake_resolver.h b/src/core/ext/filters/client_channel/resolver/fake/fake_resolver.h
index c56c34b..7035cdd 100644
--- a/src/core/ext/filters/client_channel/resolver/fake/fake_resolver.h
+++ b/src/core/ext/filters/client_channel/resolver/fake/fake_resolver.h
@@ -21,8 +21,6 @@
 #include "src/core/ext/filters/client_channel/uri_parser.h"
 #include "src/core/lib/channel/channel_args.h"
 
-
-
 #define GRPC_ARG_FAKE_RESOLVER_RESPONSE_GENERATOR \
   "grpc.fake_resolver.response_generator"
 
@@ -58,7 +56,5 @@
 void grpc_fake_resolver_response_generator_unref(
     grpc_fake_resolver_response_generator* generator);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_FAKE_FAKE_RESOLVER_H \
         */
diff --git a/src/core/ext/filters/client_channel/resolver_factory.h b/src/core/ext/filters/client_channel/resolver_factory.h
index 8bba90d..fcf8ec4 100644
--- a/src/core/ext/filters/client_channel/resolver_factory.h
+++ b/src/core/ext/filters/client_channel/resolver_factory.h
@@ -24,8 +24,6 @@
 #include "src/core/ext/filters/client_channel/uri_parser.h"
 #include "src/core/lib/iomgr/pollset_set.h"
 
-
-
 typedef struct grpc_resolver_factory grpc_resolver_factory;
 typedef struct grpc_resolver_factory_vtable grpc_resolver_factory_vtable;
 
@@ -69,6 +67,4 @@
 char* grpc_resolver_factory_get_default_authority(
     grpc_resolver_factory* factory, grpc_uri* uri);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_FACTORY_H */
diff --git a/src/core/ext/filters/client_channel/resolver_registry.h b/src/core/ext/filters/client_channel/resolver_registry.h
index 6f7f894..ecc9f82 100644
--- a/src/core/ext/filters/client_channel/resolver_registry.h
+++ b/src/core/ext/filters/client_channel/resolver_registry.h
@@ -22,8 +22,6 @@
 #include "src/core/ext/filters/client_channel/resolver_factory.h"
 #include "src/core/lib/iomgr/pollset_set.h"
 
-
-
 void grpc_resolver_registry_init();
 void grpc_resolver_registry_shutdown(void);
 
@@ -68,6 +66,4 @@
 char* grpc_resolver_factory_add_default_prefix_if_needed(
     grpc_exec_ctx* exec_ctx, const char* target);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RESOLVER_REGISTRY_H */
diff --git a/src/core/ext/filters/client_channel/retry_throttle.h b/src/core/ext/filters/client_channel/retry_throttle.h
index 305dd1c..bf99297 100644
--- a/src/core/ext/filters/client_channel/retry_throttle.h
+++ b/src/core/ext/filters/client_channel/retry_throttle.h
@@ -21,8 +21,6 @@
 
 #include <stdbool.h>
 
-
-
 /// Tracks retry throttling data for an individual server name.
 typedef struct grpc_server_retry_throttle_data grpc_server_retry_throttle_data;
 
@@ -49,6 +47,4 @@
 grpc_server_retry_throttle_data* grpc_retry_throttle_map_get_data_for_server(
     const char* server_name, int max_milli_tokens, int milli_token_ratio);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RETRY_THROTTLE_H */
diff --git a/src/core/ext/filters/client_channel/subchannel.h b/src/core/ext/filters/client_channel/subchannel.h
index 44491c3..1f326fc 100644
--- a/src/core/ext/filters/client_channel/subchannel.h
+++ b/src/core/ext/filters/client_channel/subchannel.h
@@ -26,8 +26,6 @@
 #include "src/core/lib/transport/connectivity_state.h"
 #include "src/core/lib/transport/metadata.h"
 
-
-
 // Channel arg containing a grpc_resolved_address to connect to.
 #define GRPC_ARG_SUBCHANNEL_ADDRESS "grpc.subchannel_address"
 
@@ -190,6 +188,4 @@
 /// Caller is responsible for freeing the string.
 grpc_arg grpc_create_subchannel_address_arg(const grpc_resolved_address* addr);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_SUBCHANNEL_H */
diff --git a/src/core/ext/filters/client_channel/subchannel_index.h b/src/core/ext/filters/client_channel/subchannel_index.h
index 23ba7e2..6a4d06e 100644
--- a/src/core/ext/filters/client_channel/subchannel_index.h
+++ b/src/core/ext/filters/client_channel/subchannel_index.h
@@ -21,8 +21,6 @@
 
 #include "src/core/ext/filters/client_channel/subchannel.h"
 
-
-
 /** \file Provides an index of active subchannels so that they can be
     shared amongst channels */
 
@@ -80,6 +78,4 @@
  * force_creation set. */
 void grpc_subchannel_index_test_only_set_force_creation(bool force_creation);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_SUBCHANNEL_INDEX_H */
diff --git a/src/core/ext/filters/client_channel/uri_parser.h b/src/core/ext/filters/client_channel/uri_parser.h
index 3bf4c19..8475290 100644
--- a/src/core/ext/filters/client_channel/uri_parser.h
+++ b/src/core/ext/filters/client_channel/uri_parser.h
@@ -22,8 +22,6 @@
 #include <stddef.h>
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef struct {
   char* scheme;
   char* authority;
@@ -49,6 +47,4 @@
 /** destroy a uri */
 void grpc_uri_destroy(grpc_uri* uri);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_URI_PARSER_H */
diff --git a/src/core/ext/filters/deadline/deadline_filter.h b/src/core/ext/filters/deadline/deadline_filter.h
index 6be9015..8d835d0 100644
--- a/src/core/ext/filters/deadline/deadline_filter.h
+++ b/src/core/ext/filters/deadline/deadline_filter.h
@@ -20,8 +20,6 @@
 #include "src/core/lib/channel/channel_stack.h"
 #include "src/core/lib/iomgr/timer.h"
 
-
-
 typedef enum grpc_deadline_timer_state {
   GRPC_DEADLINE_STATE_INITIAL,
   GRPC_DEADLINE_STATE_PENDING,
@@ -92,6 +90,4 @@
 extern const grpc_channel_filter grpc_client_deadline_filter;
 extern const grpc_channel_filter grpc_server_deadline_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_DEADLINE_DEADLINE_FILTER_H */
diff --git a/src/core/ext/filters/http/client/http_client_filter.h b/src/core/ext/filters/http/client/http_client_filter.h
index 1237c0a..ec8177c 100644
--- a/src/core/ext/filters/http/client/http_client_filter.h
+++ b/src/core/ext/filters/http/client/http_client_filter.h
@@ -20,14 +20,10 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 /* Processes metadata on the client side for HTTP2 transports */
 extern const grpc_channel_filter grpc_http_client_filter;
 
 /* Channel arg to determine maximum size of payload eligable for GET request */
 #define GRPC_ARG_MAX_PAYLOAD_SIZE_FOR_GET "grpc.max_payload_size_for_get"
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_HTTP_CLIENT_HTTP_CLIENT_FILTER_H */
diff --git a/src/core/ext/filters/http/message_compress/message_compress_filter.h b/src/core/ext/filters/http/message_compress/message_compress_filter.h
index c76682f..6220791 100644
--- a/src/core/ext/filters/http/message_compress/message_compress_filter.h
+++ b/src/core/ext/filters/http/message_compress/message_compress_filter.h
@@ -23,8 +23,6 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 /** Compression filter for outgoing data.
  *
  * See <grpc/compression.h> for the available compression settings.
@@ -49,7 +47,5 @@
 
 extern const grpc_channel_filter grpc_message_compress_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_HTTP_MESSAGE_COMPRESS_MESSAGE_COMPRESS_FILTER_H \
         */
diff --git a/src/core/ext/filters/http/server/http_server_filter.h b/src/core/ext/filters/http/server/http_server_filter.h
index 2d724de..c0f678a 100644
--- a/src/core/ext/filters/http/server/http_server_filter.h
+++ b/src/core/ext/filters/http/server/http_server_filter.h
@@ -21,11 +21,7 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 /* Processes metadata on the client side for HTTP2 transports */
 extern const grpc_channel_filter grpc_http_server_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_HTTP_SERVER_HTTP_SERVER_FILTER_H */
diff --git a/src/core/ext/filters/load_reporting/server_load_reporting_filter.h b/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
index 00e8e4c..1baee5e 100644
--- a/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
+++ b/src/core/ext/filters/load_reporting/server_load_reporting_filter.h
@@ -22,11 +22,7 @@
 #include "src/core/ext/filters/load_reporting/server_load_reporting_plugin.h"
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_server_load_reporting_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_LOAD_REPORTING_SERVER_LOAD_REPORTING_FILTER_H \
         */
diff --git a/src/core/ext/filters/load_reporting/server_load_reporting_plugin.h b/src/core/ext/filters/load_reporting/server_load_reporting_plugin.h
index af2bbfc..4b694d3 100644
--- a/src/core/ext/filters/load_reporting/server_load_reporting_plugin.h
+++ b/src/core/ext/filters/load_reporting/server_load_reporting_plugin.h
@@ -23,8 +23,6 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 /** Identifiers for the invocation point of the users LR callback */
 typedef enum grpc_load_reporting_source {
   GRPC_LR_POINT_UNKNOWN = 0,
@@ -57,7 +55,5 @@
 /** Return a \a grpc_arg enabling load reporting */
 grpc_arg grpc_load_reporting_enable_arg();
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_LOAD_REPORTING_SERVER_LOAD_REPORTING_PLUGIN_H \
         */
diff --git a/src/core/ext/filters/max_age/max_age_filter.h b/src/core/ext/filters/max_age/max_age_filter.h
index e088598..68fb4a4 100644
--- a/src/core/ext/filters/max_age/max_age_filter.h
+++ b/src/core/ext/filters/max_age/max_age_filter.h
@@ -19,10 +19,6 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_max_age_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_MAX_AGE_MAX_AGE_FILTER_H */
diff --git a/src/core/ext/filters/message_size/message_size_filter.h b/src/core/ext/filters/message_size/message_size_filter.h
index 7c170fa..d3667f7 100644
--- a/src/core/ext/filters/message_size/message_size_filter.h
+++ b/src/core/ext/filters/message_size/message_size_filter.h
@@ -19,10 +19,6 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_message_size_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_MESSAGE_SIZE_MESSAGE_SIZE_FILTER_H */
diff --git a/src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h b/src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h
index 38a88cb..9dae4f0 100644
--- a/src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h
+++ b/src/core/ext/filters/workarounds/workaround_cronet_compression_filter.h
@@ -19,11 +19,7 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_workaround_cronet_compression_filter;
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_WORKAROUNDS_WORKAROUND_CRONET_COMPRESSION_FILTER_H \
         */
diff --git a/src/core/ext/filters/workarounds/workaround_utils.h b/src/core/ext/filters/workarounds/workaround_utils.h
index 4267b48..d6ef5e8 100644
--- a/src/core/ext/filters/workarounds/workaround_utils.h
+++ b/src/core/ext/filters/workarounds/workaround_utils.h
@@ -24,8 +24,6 @@
 #define GRPC_WORKAROUND_PRIORITY_HIGH 10001
 #define GRPC_WORKAROUND_PROIRITY_LOW 9999
 
-
-
 typedef struct grpc_workaround_user_agent_md {
   bool workaround_active[GRPC_MAX_WORKAROUND_ID];
 } grpc_workaround_user_agent_md;
@@ -36,6 +34,4 @@
 
 void grpc_register_workaround(uint32_t id, user_agent_parser parser);
 
-
-
 #endif /* GRPC_CORE_EXT_FILTERS_WORKAROUNDS_WORKAROUND_UTILS_H */
diff --git a/src/core/ext/transport/chttp2/alpn/alpn.h b/src/core/ext/transport/chttp2/alpn/alpn.h
index 8f13ebd..fd7513c 100644
--- a/src/core/ext/transport/chttp2/alpn/alpn.h
+++ b/src/core/ext/transport/chttp2/alpn/alpn.h
@@ -21,8 +21,6 @@
 
 #include <string.h>
 
-
-
 /* Retuns 1 if the version is supported, 0 otherwise. */
 int grpc_chttp2_is_alpn_version_supported(const char* version, size_t size);
 
@@ -33,6 +31,4 @@
  * grpc_chttp2_num_alpn_versions()) */
 const char* grpc_chttp2_get_alpn_version_index(size_t i);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_ALPN_ALPN_H */
diff --git a/src/core/ext/transport/chttp2/client/chttp2_connector.h b/src/core/ext/transport/chttp2/client/chttp2_connector.h
index dc8f26c..e258892 100644
--- a/src/core/ext/transport/chttp2/client/chttp2_connector.h
+++ b/src/core/ext/transport/chttp2/client/chttp2_connector.h
@@ -19,12 +19,8 @@
 #ifndef GRPC_CORE_EXT_TRANSPORT_CHTTP2_CLIENT_CHTTP2_CONNECTOR_H
 #define GRPC_CORE_EXT_TRANSPORT_CHTTP2_CLIENT_CHTTP2_CONNECTOR_H
 
-
-
 #include "src/core/ext/filters/client_channel/connector.h"
 
 grpc_connector* grpc_chttp2_connector_create();
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_CLIENT_CHTTP2_CONNECTOR_H */
diff --git a/src/core/ext/transport/chttp2/server/chttp2_server.h b/src/core/ext/transport/chttp2/server/chttp2_server.h
index ed798d2..68304fd 100644
--- a/src/core/ext/transport/chttp2/server/chttp2_server.h
+++ b/src/core/ext/transport/chttp2/server/chttp2_server.h
@@ -23,14 +23,10 @@
 
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 /// Adds a port to \a server.  Sets \a port_num to the port number.
 /// Takes ownership of \a args.
 grpc_error* grpc_chttp2_server_add_port(grpc_exec_ctx* exec_ctx,
                                         grpc_server* server, const char* addr,
                                         grpc_channel_args* args, int* port_num);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_SERVER_CHTTP2_SERVER_H */
diff --git a/src/core/ext/transport/chttp2/transport/bin_decoder.h b/src/core/ext/transport/chttp2/transport/bin_decoder.h
index 33cff85..a78c305 100644
--- a/src/core/ext/transport/chttp2/transport/bin_decoder.h
+++ b/src/core/ext/transport/chttp2/transport/bin_decoder.h
@@ -22,8 +22,6 @@
 #include <grpc/slice.h>
 #include <stdbool.h>
 
-
-
 struct grpc_base64_decode_context {
   /* input/output: */
   uint8_t* input_cur;
@@ -51,6 +49,4 @@
                                                  grpc_slice input,
                                                  size_t output_length);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_BIN_DECODER_H */
diff --git a/src/core/ext/transport/chttp2/transport/bin_encoder.h b/src/core/ext/transport/chttp2/transport/bin_encoder.h
index 620a6e5..a8f36a3 100644
--- a/src/core/ext/transport/chttp2/transport/bin_encoder.h
+++ b/src/core/ext/transport/chttp2/transport/bin_encoder.h
@@ -21,8 +21,6 @@
 
 #include <grpc/slice.h>
 
-
-
 /* base64 encode a slice. Returns a new slice, does not take ownership of the
    input */
 grpc_slice grpc_chttp2_base64_encode(grpc_slice input);
@@ -38,6 +36,4 @@
    return y; */
 grpc_slice grpc_chttp2_base64_encode_and_huffman_compress(grpc_slice input);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_BIN_ENCODER_H */
diff --git a/src/core/ext/transport/chttp2/transport/chttp2_transport.h b/src/core/ext/transport/chttp2/transport/chttp2_transport.h
index 2b2c82a..e068987 100644
--- a/src/core/ext/transport/chttp2/transport/chttp2_transport.h
+++ b/src/core/ext/transport/chttp2/transport/chttp2_transport.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/endpoint.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 extern grpc_tracer_flag grpc_http_trace;
 extern grpc_tracer_flag grpc_flowctl_trace;
 extern grpc_tracer_flag grpc_trace_http2_stream_state;
@@ -43,6 +41,4 @@
                                          grpc_transport* transport,
                                          grpc_slice_buffer* read_buffer);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_CHTTP2_TRANSPORT_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame.h b/src/core/ext/transport/chttp2/transport/frame.h
index 404ee2f..dba4c00 100644
--- a/src/core/ext/transport/chttp2/transport/frame.h
+++ b/src/core/ext/transport/chttp2/transport/frame.h
@@ -24,8 +24,6 @@
 
 #include "src/core/lib/iomgr/error.h"
 
-
-
 /* defined in internal.h */
 typedef struct grpc_chttp2_stream grpc_chttp2_stream;
 typedef struct grpc_chttp2_transport grpc_chttp2_transport;
@@ -45,6 +43,4 @@
 #define GRPC_CHTTP2_DATA_FLAG_PADDED 8
 #define GRPC_CHTTP2_FLAG_HAS_PRIORITY 0x20
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_data.h b/src/core/ext/transport/chttp2/transport/frame_data.h
index 2179277..4de553e 100644
--- a/src/core/ext/transport/chttp2/transport/frame_data.h
+++ b/src/core/ext/transport/chttp2/transport/frame_data.h
@@ -28,8 +28,6 @@
 #include "src/core/lib/transport/byte_stream.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef enum {
   GRPC_CHTTP2_DATA_FH_0,
   GRPC_CHTTP2_DATA_FH_1,
@@ -82,6 +80,4 @@
     grpc_slice_buffer* slices, grpc_slice* slice_out,
     grpc_byte_stream** stream_out);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_DATA_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_goaway.h b/src/core/ext/transport/chttp2/transport/frame_goaway.h
index b3c910f..743e763 100644
--- a/src/core/ext/transport/chttp2/transport/frame_goaway.h
+++ b/src/core/ext/transport/chttp2/transport/frame_goaway.h
@@ -25,8 +25,6 @@
 #include "src/core/ext/transport/chttp2/transport/frame.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef enum {
   GRPC_CHTTP2_GOAWAY_LSI0,
   GRPC_CHTTP2_GOAWAY_LSI1,
@@ -62,6 +60,4 @@
                                grpc_slice debug_data,
                                grpc_slice_buffer* slice_buffer);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_GOAWAY_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_ping.h b/src/core/ext/transport/chttp2/transport/frame_ping.h
index 0767182..76ca397 100644
--- a/src/core/ext/transport/chttp2/transport/frame_ping.h
+++ b/src/core/ext/transport/chttp2/transport/frame_ping.h
@@ -23,8 +23,6 @@
 #include "src/core/ext/transport/chttp2/transport/frame.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef struct {
   uint8_t byte;
   uint8_t is_ack;
@@ -43,6 +41,4 @@
 /* Test-only function for disabling ping ack */
 void grpc_set_disable_ping_ack(bool disable_ping_ack);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_PING_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_rst_stream.h b/src/core/ext/transport/chttp2/transport/frame_rst_stream.h
index dd98c04..7dfc5d4 100644
--- a/src/core/ext/transport/chttp2/transport/frame_rst_stream.h
+++ b/src/core/ext/transport/chttp2/transport/frame_rst_stream.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct {
   uint8_t byte;
   uint8_t reason_bytes[4];
@@ -42,6 +40,4 @@
                                                 grpc_chttp2_stream* s,
                                                 grpc_slice slice, int is_last);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_RST_STREAM_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_settings.h b/src/core/ext/transport/chttp2/transport/frame_settings.h
index 52b4ef1..36e2ca8 100644
--- a/src/core/ext/transport/chttp2/transport/frame_settings.h
+++ b/src/core/ext/transport/chttp2/transport/frame_settings.h
@@ -25,8 +25,6 @@
 #include "src/core/ext/transport/chttp2/transport/http2_settings.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef enum {
   GRPC_CHTTP2_SPS_ID0,
   GRPC_CHTTP2_SPS_ID1,
@@ -60,6 +58,4 @@
                                               grpc_chttp2_stream* s,
                                               grpc_slice slice, int is_last);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_SETTINGS_H */
diff --git a/src/core/ext/transport/chttp2/transport/frame_window_update.h b/src/core/ext/transport/chttp2/transport/frame_window_update.h
index 1b7e061..e031b58 100644
--- a/src/core/ext/transport/chttp2/transport/frame_window_update.h
+++ b/src/core/ext/transport/chttp2/transport/frame_window_update.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct {
   uint8_t byte;
   uint8_t is_connection_update;
@@ -41,6 +39,4 @@
     grpc_exec_ctx* exec_ctx, void* parser, grpc_chttp2_transport* t,
     grpc_chttp2_stream* s, grpc_slice slice, int is_last);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_FRAME_WINDOW_UPDATE_H */
diff --git a/src/core/ext/transport/chttp2/transport/hpack_encoder.h b/src/core/ext/transport/chttp2/transport/hpack_encoder.h
index 0e11f99..046e0b8 100644
--- a/src/core/ext/transport/chttp2/transport/hpack_encoder.h
+++ b/src/core/ext/transport/chttp2/transport/hpack_encoder.h
@@ -34,8 +34,6 @@
 /* maximum table size we'll actually use */
 #define GRPC_CHTTP2_HPACKC_MAX_TABLE_SIZE (1024 * 1024)
 
-
-
 typedef struct {
   uint32_t filter_elems_sum;
   uint32_t max_table_size;
@@ -93,6 +91,4 @@
                                const grpc_encode_header_options* options,
                                grpc_slice_buffer* outbuf);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HPACK_ENCODER_H */
diff --git a/src/core/ext/transport/chttp2/transport/hpack_parser.h b/src/core/ext/transport/chttp2/transport/hpack_parser.h
index 452165e..b4a2b14 100644
--- a/src/core/ext/transport/chttp2/transport/hpack_parser.h
+++ b/src/core/ext/transport/chttp2/transport/hpack_parser.h
@@ -27,8 +27,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/transport/metadata.h"
 
-
-
 typedef struct grpc_chttp2_hpack_parser grpc_chttp2_hpack_parser;
 
 typedef grpc_error* (*grpc_chttp2_hpack_parser_state)(
@@ -113,6 +111,4 @@
                                             grpc_chttp2_stream* s,
                                             grpc_slice slice, int is_last);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HPACK_PARSER_H */
diff --git a/src/core/ext/transport/chttp2/transport/hpack_table.h b/src/core/ext/transport/chttp2/transport/hpack_table.h
index 0e41dbe..aed7b13 100644
--- a/src/core/ext/transport/chttp2/transport/hpack_table.h
+++ b/src/core/ext/transport/chttp2/transport/hpack_table.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/iomgr/error.h"
 #include "src/core/lib/transport/metadata.h"
 
-
-
 /* HPACK header table */
 
 /* last index in the static table */
@@ -96,6 +94,4 @@
 grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find(
     const grpc_chttp2_hptbl* tbl, grpc_mdelem md);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HPACK_TABLE_H */
diff --git a/src/core/ext/transport/chttp2/transport/http2_settings.h b/src/core/ext/transport/chttp2/transport/http2_settings.h
index baac528..fd15b69 100644
--- a/src/core/ext/transport/chttp2/transport/http2_settings.h
+++ b/src/core/ext/transport/chttp2/transport/http2_settings.h
@@ -36,7 +36,6 @@
 
 #define GRPC_CHTTP2_NUM_SETTINGS 7
 
-
 extern const uint16_t grpc_setting_id_to_wire_id[];
 
 bool grpc_wire_id_to_setting_id(uint32_t wire_id, grpc_chttp2_setting_id* out);
@@ -58,6 +57,4 @@
 extern const grpc_chttp2_setting_parameters
     grpc_chttp2_settings_parameters[GRPC_CHTTP2_NUM_SETTINGS];
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HTTP2_SETTINGS_H */
diff --git a/src/core/ext/transport/chttp2/transport/huffsyms.h b/src/core/ext/transport/chttp2/transport/huffsyms.h
index 7014fb60..2e2a5da 100644
--- a/src/core/ext/transport/chttp2/transport/huffsyms.h
+++ b/src/core/ext/transport/chttp2/transport/huffsyms.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HUFFSYMS_H
 #define GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HUFFSYMS_H
 
-
-
 /* HPACK static huffman table */
 
 #define GRPC_CHTTP2_NUM_HUFFSYMS 257
@@ -32,6 +30,4 @@
 
 extern const grpc_chttp2_huffsym grpc_chttp2_huffsyms[GRPC_CHTTP2_NUM_HUFFSYMS];
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_HUFFSYMS_H */
diff --git a/src/core/ext/transport/chttp2/transport/incoming_metadata.h b/src/core/ext/transport/chttp2/transport/incoming_metadata.h
index 9dbf898..6f2b81e 100644
--- a/src/core/ext/transport/chttp2/transport/incoming_metadata.h
+++ b/src/core/ext/transport/chttp2/transport/incoming_metadata.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct {
   gpr_arena* arena;
   grpc_metadata_batch batch;
@@ -47,6 +45,4 @@
 void grpc_chttp2_incoming_metadata_buffer_set_deadline(
     grpc_chttp2_incoming_metadata_buffer* buffer, grpc_millis deadline);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_INCOMING_METADATA_H */
diff --git a/src/core/ext/transport/chttp2/transport/internal.h b/src/core/ext/transport/chttp2/transport/internal.h
index c579b6b..eec98b7 100644
--- a/src/core/ext/transport/chttp2/transport/internal.h
+++ b/src/core/ext/transport/chttp2/transport/internal.h
@@ -42,8 +42,6 @@
 #include "src/core/lib/transport/connectivity_state.h"
 #include "src/core/lib/transport/transport_impl.h"
 
-
-
 /* streams are kept in various linked lists depending on what things need to
    happen to them... this enum labels each list */
 typedef enum {
@@ -776,6 +774,4 @@
 void grpc_chttp2_config_default_keepalive_args(grpc_channel_args* args,
                                                bool is_client);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_INTERNAL_H */
diff --git a/src/core/ext/transport/chttp2/transport/stream_map.h b/src/core/ext/transport/chttp2/transport/stream_map.h
index 37b71a3..9fb8826 100644
--- a/src/core/ext/transport/chttp2/transport/stream_map.h
+++ b/src/core/ext/transport/chttp2/transport/stream_map.h
@@ -23,8 +23,6 @@
 
 #include <stddef.h>
 
-
-
 /* Data structure to map a uint32_t to a data object (represented by a void*)
 
    Represented as a sorted array of keys, and a corresponding array of values.
@@ -67,6 +65,4 @@
                                                void* value),
                                      void* user_data);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_STREAM_MAP_H */
diff --git a/src/core/ext/transport/chttp2/transport/varint.h b/src/core/ext/transport/chttp2/transport/varint.h
index 4da8aa5..5a2b670 100644
--- a/src/core/ext/transport/chttp2/transport/varint.h
+++ b/src/core/ext/transport/chttp2/transport/varint.h
@@ -21,8 +21,6 @@
 
 #include <grpc/support/port_platform.h>
 
-
-
 /* Helpers for hpack varint encoding */
 
 /* length of a value that needs varint tail encoding (it's bigger than can be
@@ -59,6 +57,4 @@
     }                                                                         \
   } while (0)
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_VARINT_H */
diff --git a/src/core/ext/transport/cronet/transport/cronet_transport.h b/src/core/ext/transport/cronet/transport/cronet_transport.h
index 6998189..d9ff913 100644
--- a/src/core/ext/transport/cronet/transport/cronet_transport.h
+++ b/src/core/ext/transport/cronet/transport/cronet_transport.h
@@ -21,12 +21,8 @@
 
 #include "src/core/lib/transport/transport.h"
 
-
-
 grpc_transport* grpc_create_cronet_transport(void* engine, const char* target,
                                              const grpc_channel_args* args,
                                              void* reserved);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_CRONET_TRANSPORT_CRONET_TRANSPORT_H */
diff --git a/src/core/ext/transport/inproc/inproc_plugin.cc b/src/core/ext/transport/inproc/inproc_plugin.cc
index 74451b3..6a796a0 100644
--- a/src/core/ext/transport/inproc/inproc_plugin.cc
+++ b/src/core/ext/transport/inproc/inproc_plugin.cc
@@ -26,6 +26,4 @@
   grpc_inproc_transport_init();
 }
 
-void grpc_inproc_plugin_shutdown(void) {
-  grpc_inproc_transport_shutdown();
-}
+void grpc_inproc_plugin_shutdown(void) { grpc_inproc_transport_shutdown(); }
diff --git a/src/core/ext/transport/inproc/inproc_transport.h b/src/core/ext/transport/inproc/inproc_transport.h
index 74cba41..b532b8a 100644
--- a/src/core/ext/transport/inproc/inproc_transport.h
+++ b/src/core/ext/transport/inproc/inproc_transport.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/transport/transport_impl.h"
 
-
-
 grpc_channel* grpc_inproc_channel_create(grpc_server* server,
                                          grpc_channel_args* args,
                                          void* reserved);
@@ -32,6 +30,4 @@
 void grpc_inproc_transport_init(void);
 void grpc_inproc_transport_shutdown(void);
 
-
-
 #endif /* GRPC_CORE_EXT_TRANSPORT_INPROC_INPROC_TRANSPORT_H */
diff --git a/src/core/lib/backoff/backoff.h b/src/core/lib/backoff/backoff.h
index e59c343..0da9082 100644
--- a/src/core/lib/backoff/backoff.h
+++ b/src/core/lib/backoff/backoff.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef struct {
   /// const:  how long to wait after the first failure before retrying
   grpc_millis initial_backoff;
@@ -74,6 +72,4 @@
 /// grpc_backoff_begin.
 void grpc_backoff_reset(grpc_backoff* backoff);
 
-
-
 #endif /* GRPC_CORE_LIB_BACKOFF_BACKOFF_H */
diff --git a/src/core/lib/channel/channel_args.h b/src/core/lib/channel/channel_args.h
index 7f8305d..f6cb7fa 100644
--- a/src/core/lib/channel/channel_args.h
+++ b/src/core/lib/channel/channel_args.h
@@ -23,8 +23,6 @@
 #include <grpc/grpc.h>
 #include "src/core/lib/iomgr/socket_mutator.h"
 
-
-
 // Channel args are intentionally immutable, to avoid the need for locking.
 
 /** Copy the arguments in \a src into a new instance */
@@ -151,6 +149,4 @@
 grpc_arg grpc_channel_arg_pointer_create(char* name, void* value,
                                          const grpc_arg_pointer_vtable* vtable);
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_CHANNEL_ARGS_H */
diff --git a/src/core/lib/channel/channel_stack.h b/src/core/lib/channel/channel_stack.h
index 478a03e..8af18a0 100644
--- a/src/core/lib/channel/channel_stack.h
+++ b/src/core/lib/channel/channel_stack.h
@@ -45,8 +45,6 @@
 #include "src/core/lib/support/arena.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct grpc_channel_element grpc_channel_element;
 typedef struct grpc_call_element grpc_call_element;
 
@@ -288,6 +286,4 @@
 #define GRPC_CALL_LOG_OP(sev, elem, op) \
   if (GRPC_TRACER_ON(grpc_trace_channel)) grpc_call_log_op(sev, elem, op)
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_CHANNEL_STACK_H */
diff --git a/src/core/lib/channel/channel_stack_builder.h b/src/core/lib/channel/channel_stack_builder.h
index 4f5e1dc..51a5613 100644
--- a/src/core/lib/channel/channel_stack_builder.h
+++ b/src/core/lib/channel/channel_stack_builder.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/channel/channel_args.h"
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 /// grpc_channel_stack_builder offers a programmatic interface to selected
 /// and order channel filters
 typedef struct grpc_channel_stack_builder grpc_channel_stack_builder;
@@ -160,6 +158,4 @@
 
 extern grpc_tracer_flag grpc_trace_channel_stack_builder;
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_CHANNEL_STACK_BUILDER_H */
diff --git a/src/core/lib/channel/connected_channel.h b/src/core/lib/channel/connected_channel.h
index 6807049..cab8aad 100644
--- a/src/core/lib/channel/connected_channel.h
+++ b/src/core/lib/channel/connected_channel.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/channel/channel_stack_builder.h"
 
-
-
 extern const grpc_channel_filter grpc_connected_filter;
 
 bool grpc_add_connected_filter(grpc_exec_ctx* exec_ctx,
@@ -32,6 +30,4 @@
 /* Debug helper to dig the transport stream out of a call element */
 grpc_stream* grpc_connected_channel_get_stream(grpc_call_element* elem);
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_CONNECTED_CHANNEL_H */
diff --git a/src/core/lib/channel/handshaker.h b/src/core/lib/channel/handshaker.h
index 6f7b01b..09b4a27 100644
--- a/src/core/lib/channel/handshaker.h
+++ b/src/core/lib/channel/handshaker.h
@@ -26,8 +26,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/iomgr/tcp_server.h"
 
-
-
 /// Handshakers are used to perform initial handshakes on a connection
 /// before the client sends the initial request.  Some examples of what
 /// a handshaker can be used for includes support for HTTP CONNECT on
@@ -166,6 +164,4 @@
 void grpc_handshake_manager_pending_list_shutdown_all(
     grpc_exec_ctx* exec_ctx, grpc_handshake_manager* head, grpc_error* why);
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_HANDSHAKER_H */
diff --git a/src/core/lib/channel/handshaker_factory.h b/src/core/lib/channel/handshaker_factory.h
index 79e22c5..ca7c26b 100644
--- a/src/core/lib/channel/handshaker_factory.h
+++ b/src/core/lib/channel/handshaker_factory.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/channel/handshaker.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 // A handshaker factory is used to create handshakers.
 
 typedef struct grpc_handshaker_factory grpc_handshaker_factory;
@@ -50,6 +48,4 @@
 void grpc_handshaker_factory_destroy(
     grpc_exec_ctx* exec_ctx, grpc_handshaker_factory* handshaker_factory);
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_HANDSHAKER_FACTORY_H */
diff --git a/src/core/lib/channel/handshaker_registry.h b/src/core/lib/channel/handshaker_registry.h
index 5c503ec..a3b2ac1 100644
--- a/src/core/lib/channel/handshaker_registry.h
+++ b/src/core/lib/channel/handshaker_registry.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/channel/handshaker_factory.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef enum {
   HANDSHAKER_CLIENT = 0,
   HANDSHAKER_SERVER,
@@ -47,6 +45,4 @@
                           const grpc_channel_args* args,
                           grpc_handshake_manager* handshake_mgr);
 
-
-
 #endif /* GRPC_CORE_LIB_CHANNEL_HANDSHAKER_REGISTRY_H */
diff --git a/src/core/lib/compression/algorithm_metadata.h b/src/core/lib/compression/algorithm_metadata.h
index 7e32fe1..08feafc 100644
--- a/src/core/lib/compression/algorithm_metadata.h
+++ b/src/core/lib/compression/algorithm_metadata.h
@@ -22,8 +22,6 @@
 #include <grpc/compression.h>
 #include "src/core/lib/transport/metadata.h"
 
-
-
 /** Return compression algorithm based metadata value */
 grpc_slice grpc_compression_algorithm_slice(
     grpc_compression_algorithm algorithm);
@@ -51,6 +49,4 @@
 grpc_stream_compression_algorithm grpc_stream_compression_algorithm_from_slice(
     grpc_slice str);
 
-
-
 #endif /* GRPC_CORE_LIB_COMPRESSION_ALGORITHM_METADATA_H */
diff --git a/src/core/lib/compression/message_compress.h b/src/core/lib/compression/message_compress.h
index 137e454..ca8ca37 100644
--- a/src/core/lib/compression/message_compress.h
+++ b/src/core/lib/compression/message_compress.h
@@ -22,8 +22,6 @@
 #include <grpc/compression.h>
 #include <grpc/slice_buffer.h>
 
-
-
 /* compress 'input' to 'output' using 'algorithm'.
    On success, appends compressed slices to output and returns 1.
    On failure, appends uncompressed slices to output and returns 0. */
@@ -38,6 +36,4 @@
                         grpc_compression_algorithm algorithm,
                         grpc_slice_buffer* input, grpc_slice_buffer* output);
 
-
-
 #endif /* GRPC_CORE_LIB_COMPRESSION_MESSAGE_COMPRESS_H */
diff --git a/src/core/lib/compression/stream_compression.h b/src/core/lib/compression/stream_compression.h
index 8d4f0e7..8322835 100644
--- a/src/core/lib/compression/stream_compression.h
+++ b/src/core/lib/compression/stream_compression.h
@@ -26,8 +26,6 @@
 
 #include "src/core/lib/transport/static_metadata.h"
 
-
-
 typedef struct grpc_stream_compression_vtable grpc_stream_compression_vtable;
 
 /* Stream compression/decompression context */
@@ -113,6 +111,4 @@
 int grpc_stream_compression_method_parse(
     grpc_slice value, bool is_compress, grpc_stream_compression_method* method);
 
-
-
 #endif
diff --git a/src/core/lib/compression/stream_compression_gzip.h b/src/core/lib/compression/stream_compression_gzip.h
index 735543f..7cf49a0 100644
--- a/src/core/lib/compression/stream_compression_gzip.h
+++ b/src/core/lib/compression/stream_compression_gzip.h
@@ -21,10 +21,6 @@
 
 #include "src/core/lib/compression/stream_compression.h"
 
-
-
 extern const grpc_stream_compression_vtable grpc_stream_compression_gzip_vtable;
 
-
-
 #endif
diff --git a/src/core/lib/compression/stream_compression_identity.h b/src/core/lib/compression/stream_compression_identity.h
index 9f11667..41926e9 100644
--- a/src/core/lib/compression/stream_compression_identity.h
+++ b/src/core/lib/compression/stream_compression_identity.h
@@ -21,11 +21,7 @@
 
 #include "src/core/lib/compression/stream_compression.h"
 
-
-
 extern const grpc_stream_compression_vtable
     grpc_stream_compression_identity_vtable;
 
-
-
 #endif
diff --git a/src/core/lib/debug/stats.h b/src/core/lib/debug/stats.h
index 1a3a9c5..55db44e 100644
--- a/src/core/lib/debug/stats.h
+++ b/src/core/lib/debug/stats.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/debug/stats_data.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef struct grpc_stats_data {
   gpr_atm counters[GRPC_STATS_COUNTER_COUNT];
   gpr_atm histograms[GRPC_STATS_HISTOGRAM_BUCKETS];
@@ -60,6 +58,4 @@
 size_t grpc_stats_histo_count(const grpc_stats_data* data,
                               grpc_stats_histograms histogram);
 
-
-
 #endif
diff --git a/src/core/lib/debug/stats_data.h b/src/core/lib/debug/stats_data.h
index 7bd6ccf..8a5bc97 100644
--- a/src/core/lib/debug/stats_data.h
+++ b/src/core/lib/debug/stats_data.h
@@ -24,8 +24,6 @@
 #include <inttypes.h>
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef enum {
   GRPC_STATS_COUNTER_CLIENT_CALLS_CREATED,
   GRPC_STATS_COUNTER_SERVER_CALLS_CREATED,
@@ -500,6 +498,4 @@
 extern void (*const grpc_stats_inc_histogram[13])(grpc_exec_ctx* exec_ctx,
                                                   int x);
 
-
-
 #endif /* GRPC_CORE_LIB_DEBUG_STATS_DATA_H */
diff --git a/src/core/lib/debug/trace.h b/src/core/lib/debug/trace.h
index 237793e..66cca14 100644
--- a/src/core/lib/debug/trace.h
+++ b/src/core/lib/debug/trace.h
@@ -23,8 +23,6 @@
 #include <grpc/support/port_platform.h>
 #include <stdbool.h>
 
-
-
 #if defined(__has_feature)
 #if __has_feature(thread_sanitizer)
 #define GRPC_THREADSAFE_TRACER
@@ -54,6 +52,4 @@
 void grpc_tracer_init(const char* env_var_name);
 void grpc_tracer_shutdown(void);
 
-
-
 #endif /* GRPC_CORE_LIB_DEBUG_TRACE_H */
diff --git a/src/core/lib/http/format_request.h b/src/core/lib/http/format_request.h
index 65be293..c191965 100644
--- a/src/core/lib/http/format_request.h
+++ b/src/core/lib/http/format_request.h
@@ -22,8 +22,6 @@
 #include <grpc/slice.h>
 #include "src/core/lib/http/httpcli.h"
 
-
-
 grpc_slice grpc_httpcli_format_get_request(const grpc_httpcli_request* request);
 grpc_slice grpc_httpcli_format_post_request(const grpc_httpcli_request* request,
                                             const char* body_bytes,
@@ -31,6 +29,4 @@
 grpc_slice grpc_httpcli_format_connect_request(
     const grpc_httpcli_request* request);
 
-
-
 #endif /* GRPC_CORE_LIB_HTTP_FORMAT_REQUEST_H */
diff --git a/src/core/lib/http/httpcli.h b/src/core/lib/http/httpcli.h
index d1027b8..6f67556 100644
--- a/src/core/lib/http/httpcli.h
+++ b/src/core/lib/http/httpcli.h
@@ -32,8 +32,6 @@
 /* User agent this library reports */
 #define GRPC_HTTPCLI_USER_AGENT "grpc-httpcli/0.0"
 
-
-
 /* Tracks in-progress http requests
    TODO(ctiller): allow caching and capturing multiple requests for the
                   same content and combining them */
@@ -125,6 +123,4 @@
 void grpc_httpcli_set_override(grpc_httpcli_get_override get,
                                grpc_httpcli_post_override post);
 
-
-
 #endif /* GRPC_CORE_LIB_HTTP_HTTPCLI_H */
diff --git a/src/core/lib/http/parser.h b/src/core/lib/http/parser.h
index 0a17e6b..add6042 100644
--- a/src/core/lib/http/parser.h
+++ b/src/core/lib/http/parser.h
@@ -27,8 +27,6 @@
 /* Maximum length of a header string of the form 'Key: Value\r\n' */
 #define GRPC_HTTP_PARSER_MAX_HEADER_LENGTH 4096
 
-
-
 /* A single header to be passed in a request */
 typedef struct grpc_http_header {
   char* key;
@@ -111,6 +109,4 @@
 
 extern grpc_tracer_flag grpc_http1_trace;
 
-
-
 #endif /* GRPC_CORE_LIB_HTTP_PARSER_H */
diff --git a/src/core/lib/iomgr/block_annotate.h b/src/core/lib/iomgr/block_annotate.h
index 6eecd65..340ebcb 100644
--- a/src/core/lib/iomgr/block_annotate.h
+++ b/src/core/lib/iomgr/block_annotate.h
@@ -19,13 +19,9 @@
 #ifndef GRPC_CORE_LIB_IOMGR_BLOCK_ANNOTATE_H
 #define GRPC_CORE_LIB_IOMGR_BLOCK_ANNOTATE_H
 
-
-
 void gpr_thd_start_blocking_region();
 void gpr_thd_end_blocking_region();
 
-
-
 /* These annotations identify the beginning and end of regions where
    the code may block for reasons other than synchronization functions.
    These include poll, epoll, and getaddrinfo. */
diff --git a/src/core/lib/iomgr/call_combiner.h b/src/core/lib/iomgr/call_combiner.h
index 66aaf50..5cfb3f0 100644
--- a/src/core/lib/iomgr/call_combiner.h
+++ b/src/core/lib/iomgr/call_combiner.h
@@ -27,8 +27,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/support/mpscq.h"
 
-
-
 // A simple, lock-free mechanism for serializing activity related to a
 // single call.  This is similar to a combiner but is more lightweight.
 //
@@ -120,6 +118,4 @@
                                grpc_call_combiner* call_combiner,
                                grpc_error* error);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_CALL_COMBINER_H */
diff --git a/src/core/lib/iomgr/combiner.h b/src/core/lib/iomgr/combiner.h
index e37e621..664326b 100644
--- a/src/core/lib/iomgr/combiner.h
+++ b/src/core/lib/iomgr/combiner.h
@@ -26,8 +26,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/support/mpscq.h"
 
-
-
 // Provides serialized access to some resource.
 // Each action queued on a combiner is executed serially in a borrowed thread.
 // The actual thread executing actions may change over time (but there will only
@@ -65,6 +63,4 @@
 
 extern grpc_tracer_flag grpc_combiner_trace;
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_COMBINER_H */
diff --git a/src/core/lib/iomgr/endpoint.h b/src/core/lib/iomgr/endpoint.h
index 8918438..6ab0a65 100644
--- a/src/core/lib/iomgr/endpoint.h
+++ b/src/core/lib/iomgr/endpoint.h
@@ -26,8 +26,6 @@
 #include "src/core/lib/iomgr/pollset_set.h"
 #include "src/core/lib/iomgr/resource_quota.h"
 
-
-
 /* An endpoint caps a streaming channel between two communicating processes.
    Examples may be: a tcp socket, <stdin+stdout>, or some shared memory. */
 
@@ -104,6 +102,4 @@
   const grpc_endpoint_vtable* vtable;
 };
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_ENDPOINT_H */
diff --git a/src/core/lib/iomgr/endpoint_pair.h b/src/core/lib/iomgr/endpoint_pair.h
index 35158da..506ffc8 100644
--- a/src/core/lib/iomgr/endpoint_pair.h
+++ b/src/core/lib/iomgr/endpoint_pair.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/endpoint.h"
 
-
-
 typedef struct {
   grpc_endpoint* client;
   grpc_endpoint* server;
@@ -31,6 +29,4 @@
 grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char* name,
                                                    grpc_channel_args* args);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_ENDPOINT_PAIR_H */
diff --git a/src/core/lib/iomgr/error.h b/src/core/lib/iomgr/error.h
index f0d4437..bde9a24 100644
--- a/src/core/lib/iomgr/error.h
+++ b/src/core/lib/iomgr/error.h
@@ -29,8 +29,6 @@
 
 #include "src/core/lib/debug/trace.h"
 
-
-
 /// Opaque representation of an error.
 /// See https://github.com/grpc/grpc/blob/master/doc/core/grpc-error.md for a
 /// full write up of this object.
@@ -203,6 +201,4 @@
 #define GRPC_LOG_IF_ERROR(what, error) \
   grpc_log_if_error((what), (error), __FILE__, __LINE__)
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_ERROR_H */
diff --git a/src/core/lib/iomgr/error_internal.h b/src/core/lib/iomgr/error_internal.h
index 26088b2..6cb09c2 100644
--- a/src/core/lib/iomgr/error_internal.h
+++ b/src/core/lib/iomgr/error_internal.h
@@ -25,8 +25,6 @@
 #include <grpc/support/sync.h>
 #include "src/core/lib/iomgr/error.h"
 
-
-
 typedef struct grpc_linked_error grpc_linked_error;
 
 struct grpc_linked_error {
@@ -60,6 +58,4 @@
 
 bool grpc_error_is_special(struct grpc_error* err);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_ERROR_INTERNAL_H */
diff --git a/src/core/lib/iomgr/ev_epoll1_linux.h b/src/core/lib/iomgr/ev_epoll1_linux.h
index 03b61f5..9a1b96b 100644
--- a/src/core/lib/iomgr/ev_epoll1_linux.h
+++ b/src/core/lib/iomgr/ev_epoll1_linux.h
@@ -22,12 +22,8 @@
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/port.h"
 
-
-
 // a polling engine that utilizes a singleton epoll set and turnstile polling
 
 const grpc_event_engine_vtable* grpc_init_epoll1_linux(bool explicit_request);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EV_EPOLL1_LINUX_H */
diff --git a/src/core/lib/iomgr/ev_epollex_linux.h b/src/core/lib/iomgr/ev_epollex_linux.h
index 6eb980d..ffa7fc7 100644
--- a/src/core/lib/iomgr/ev_epollex_linux.h
+++ b/src/core/lib/iomgr/ev_epollex_linux.h
@@ -22,11 +22,7 @@
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/port.h"
 
-
-
 const grpc_event_engine_vtable* grpc_init_epollex_linux(
     bool explicitly_requested);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EV_EPOLLEX_LINUX_H */
diff --git a/src/core/lib/iomgr/ev_epollsig_linux.h b/src/core/lib/iomgr/ev_epollsig_linux.h
index 15e94bb..5b8aba9 100644
--- a/src/core/lib/iomgr/ev_epollsig_linux.h
+++ b/src/core/lib/iomgr/ev_epollsig_linux.h
@@ -22,8 +22,6 @@
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/port.h"
 
-
-
 const grpc_event_engine_vtable* grpc_init_epollsig_linux(bool explicit_request);
 
 #ifdef GRPC_LINUX_EPOLL
@@ -32,6 +30,4 @@
 bool grpc_are_polling_islands_equal(void* p, void* q);
 #endif /* defined(GRPC_LINUX_EPOLL) */
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EV_EPOLLSIG_LINUX_H */
diff --git a/src/core/lib/iomgr/ev_poll_posix.h b/src/core/lib/iomgr/ev_poll_posix.h
index 820e14c..f6bc624 100644
--- a/src/core/lib/iomgr/ev_poll_posix.h
+++ b/src/core/lib/iomgr/ev_poll_posix.h
@@ -21,11 +21,7 @@
 
 #include "src/core/lib/iomgr/ev_posix.h"
 
-
-
 const grpc_event_engine_vtable* grpc_init_poll_posix(bool explicit_request);
 const grpc_event_engine_vtable* grpc_init_poll_cv_posix(bool explicit_request);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EV_POLL_POSIX_H */
diff --git a/src/core/lib/iomgr/ev_posix.h b/src/core/lib/iomgr/ev_posix.h
index acc7f3d..6fc10b4 100644
--- a/src/core/lib/iomgr/ev_posix.h
+++ b/src/core/lib/iomgr/ev_posix.h
@@ -27,8 +27,6 @@
 #include "src/core/lib/iomgr/pollset_set.h"
 #include "src/core/lib/iomgr/wakeup_fd_posix.h"
 
-
-
 extern grpc_tracer_flag grpc_polling_trace; /* Disabled by default */
 
 typedef struct grpc_fd grpc_fd;
@@ -160,6 +158,4 @@
 void grpc_set_event_engine_test_only(const grpc_event_engine_vtable*);
 const grpc_event_engine_vtable* grpc_get_event_engine_test_only();
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EV_POSIX_H */
diff --git a/src/core/lib/iomgr/exec_ctx.h b/src/core/lib/iomgr/exec_ctx.h
index 1baca89..b415d2c 100644
--- a/src/core/lib/iomgr/exec_ctx.h
+++ b/src/core/lib/iomgr/exec_ctx.h
@@ -24,8 +24,6 @@
 
 #include "src/core/lib/iomgr/closure.h"
 
-
-
 typedef gpr_atm grpc_millis;
 
 #define GRPC_MILLIS_INF_FUTURE GPR_ATM_MAX
diff --git a/src/core/lib/iomgr/executor.h b/src/core/lib/iomgr/executor.h
index 35823b0..d349083 100644
--- a/src/core/lib/iomgr/executor.h
+++ b/src/core/lib/iomgr/executor.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/closure.h"
 
-
-
 typedef enum {
   GRPC_EXECUTOR_SHORT,
   GRPC_EXECUTOR_LONG
@@ -47,6 +45,4 @@
    grpc_executor_shutdown */
 void grpc_executor_set_threading(grpc_exec_ctx* exec_ctx, bool enable);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_EXECUTOR_H */
diff --git a/src/core/lib/iomgr/gethostname.h b/src/core/lib/iomgr/gethostname.h
index 19da543..9f10b4a 100644
--- a/src/core/lib/iomgr/gethostname.h
+++ b/src/core/lib/iomgr/gethostname.h
@@ -19,12 +19,8 @@
 #ifndef GRPC_CORE_LIB_IOMGR_GETHOSTNAME_H
 #define GRPC_CORE_LIB_IOMGR_GETHOSTNAME_H
 
-
-
 // Returns the hostname of the local machine.
 // Caller takes ownership of result.
 char* grpc_gethostname();
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_GETHOSTNAME_H */
diff --git a/src/core/lib/iomgr/iocp_windows.h b/src/core/lib/iomgr/iocp_windows.h
index ca6d3c9..0e9c348 100644
--- a/src/core/lib/iomgr/iocp_windows.h
+++ b/src/core/lib/iomgr/iocp_windows.h
@@ -27,8 +27,6 @@
 
 #include "src/core/lib/iomgr/socket_windows.h"
 
-
-
 typedef enum {
   GRPC_IOCP_WORK_WORK,
   GRPC_IOCP_WORK_TIMEOUT,
@@ -43,8 +41,6 @@
 void grpc_iocp_shutdown(void);
 void grpc_iocp_add_socket(grpc_winsocket*);
 
-
-
 #endif
 
 #endif /* GRPC_CORE_LIB_IOMGR_IOCP_WINDOWS_H */
diff --git a/src/core/lib/iomgr/iomgr.h b/src/core/lib/iomgr/iomgr.h
index 4e4fb4a..2f00c03 100644
--- a/src/core/lib/iomgr/iomgr.h
+++ b/src/core/lib/iomgr/iomgr.h
@@ -22,8 +22,6 @@
 #include <grpc/impl/codegen/exec_ctx_fwd.h>
 #include "src/core/lib/iomgr/port.h"
 
-
-
 /** Initializes the iomgr. */
 void grpc_iomgr_init(grpc_exec_ctx* exec_ctx);
 
@@ -34,6 +32,4 @@
  * exec_ctx. */
 void grpc_iomgr_shutdown(grpc_exec_ctx* exec_ctx);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_IOMGR_H */
diff --git a/src/core/lib/iomgr/iomgr_internal.h b/src/core/lib/iomgr/iomgr_internal.h
index 144a92a..20b3cb7 100644
--- a/src/core/lib/iomgr/iomgr_internal.h
+++ b/src/core/lib/iomgr/iomgr_internal.h
@@ -23,8 +23,6 @@
 
 #include "src/core/lib/iomgr/iomgr.h"
 
-
-
 typedef struct grpc_iomgr_object {
   char* name;
   struct grpc_iomgr_object* next;
@@ -42,6 +40,4 @@
 
 bool grpc_iomgr_abort_on_leaks(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_IOMGR_INTERNAL_H */
diff --git a/src/core/lib/iomgr/iomgr_uv.h b/src/core/lib/iomgr/iomgr_uv.h
index 218e696..3b4daaa 100644
--- a/src/core/lib/iomgr/iomgr_uv.h
+++ b/src/core/lib/iomgr/iomgr_uv.h
@@ -23,14 +23,10 @@
 
 #include <grpc/support/thd.h>
 
-
-
 /* The thread ID of the thread on which grpc was initialized. Used to verify
  * that all calls into libuv are made on that same thread */
 extern gpr_thd_id g_init_thread;
 
-
-
 #ifdef GRPC_UV_THREAD_CHECK
 #define GRPC_UV_ASSERT_SAME_THREAD() \
   GPR_ASSERT(gpr_thd_currentid() == g_init_thread)
diff --git a/src/core/lib/iomgr/is_epollexclusive_available.h b/src/core/lib/iomgr/is_epollexclusive_available.h
index 8dc7af0..1d2e133 100644
--- a/src/core/lib/iomgr/is_epollexclusive_available.h
+++ b/src/core/lib/iomgr/is_epollexclusive_available.h
@@ -21,10 +21,6 @@
 
 #include <stdbool.h>
 
-
-
 bool grpc_is_epollexclusive_available(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_IS_EPOLLEXCLUSIVE_AVAILABLE_H */
diff --git a/src/core/lib/iomgr/load_file.h b/src/core/lib/iomgr/load_file.h
index 61e0cb1..a733652 100644
--- a/src/core/lib/iomgr/load_file.h
+++ b/src/core/lib/iomgr/load_file.h
@@ -25,13 +25,9 @@
 
 #include "src/core/lib/iomgr/error.h"
 
-
-
 /* Loads the content of a file into a slice. add_null_terminator will add
    a NULL terminator if non-zero. */
 grpc_error* grpc_load_file(const char* filename, int add_null_terminator,
                            grpc_slice* slice);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_LOAD_FILE_H */
diff --git a/src/core/lib/iomgr/polling_entity.h b/src/core/lib/iomgr/polling_entity.h
index f0b4617..dbe579e 100644
--- a/src/core/lib/iomgr/polling_entity.h
+++ b/src/core/lib/iomgr/polling_entity.h
@@ -22,8 +22,6 @@
 #include "src/core/lib/iomgr/pollset.h"
 #include "src/core/lib/iomgr/pollset_set.h"
 
-
-
 typedef enum grpc_pollset_tag {
   GRPC_POLLS_NONE,
   GRPC_POLLS_POLLSET,
@@ -67,5 +65,4 @@
                                               grpc_polling_entity* pollent,
                                               grpc_pollset_set* pss_dst);
 
-
 #endif /* GRPC_CORE_LIB_IOMGR_POLLING_ENTITY_H */
diff --git a/src/core/lib/iomgr/pollset.h b/src/core/lib/iomgr/pollset.h
index 761aa80..1905e1e 100644
--- a/src/core/lib/iomgr/pollset.h
+++ b/src/core/lib/iomgr/pollset.h
@@ -25,8 +25,6 @@
 
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 #ifndef NDEBUG
 extern grpc_tracer_flag grpc_trace_fd_refcount;
 #endif
@@ -82,6 +80,4 @@
                               grpc_pollset_worker* specific_worker)
     GRPC_MUST_USE_RESULT;
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_POLLSET_H */
diff --git a/src/core/lib/iomgr/pollset_set.h b/src/core/lib/iomgr/pollset_set.h
index 4a3793e..089c15c 100644
--- a/src/core/lib/iomgr/pollset_set.h
+++ b/src/core/lib/iomgr/pollset_set.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/pollset.h"
 
-
-
 /* A grpc_pollset_set is a set of pollsets that are interested in an
    action. Adding a pollset to a pollset_set automatically adds any
    fd's (etc) that have been registered with the set_set to that pollset.
@@ -46,6 +44,4 @@
                                       grpc_pollset_set* bag,
                                       grpc_pollset_set* item);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_POLLSET_SET_H */
diff --git a/src/core/lib/iomgr/pollset_uv.h b/src/core/lib/iomgr/pollset_uv.h
index ce62297..566c110 100644
--- a/src/core/lib/iomgr/pollset_uv.h
+++ b/src/core/lib/iomgr/pollset_uv.h
@@ -19,13 +19,9 @@
 #ifndef GRPC_CORE_LIB_IOMGR_POLLSET_UV_H
 #define GRPC_CORE_LIB_IOMGR_POLLSET_UV_H
 
-
-
 extern int grpc_pollset_work_run_loop;
 
 void grpc_pollset_global_init(void);
 void grpc_pollset_global_shutdown(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_POLLSET_UV_H */
diff --git a/src/core/lib/iomgr/pollset_windows.h b/src/core/lib/iomgr/pollset_windows.h
index d0b4144..93fe7d6 100644
--- a/src/core/lib/iomgr/pollset_windows.h
+++ b/src/core/lib/iomgr/pollset_windows.h
@@ -26,8 +26,6 @@
 #ifdef GRPC_WINSOCK_SOCKET
 #include "src/core/lib/iomgr/socket_windows.h"
 
-
-
 /* There isn't really any such thing as a pollset under Windows, due to the
    nature of the IO completion ports. A Windows "pollset" is merely a mutex
    used to synchronize with the IOCP, and workers are condition variables
@@ -65,8 +63,6 @@
 void grpc_pollset_global_init(void);
 void grpc_pollset_global_shutdown(void);
 
-
-
 #endif
 
 #endif /* GRPC_CORE_LIB_IOMGR_POLLSET_WINDOWS_H */
diff --git a/src/core/lib/iomgr/resolve_address.h b/src/core/lib/iomgr/resolve_address.h
index 790d614..5105020 100644
--- a/src/core/lib/iomgr/resolve_address.h
+++ b/src/core/lib/iomgr/resolve_address.h
@@ -25,8 +25,6 @@
 
 #define GRPC_MAX_SOCKADDR_SIZE 128
 
-
-
 typedef struct {
   char addr[GRPC_MAX_SOCKADDR_SIZE];
   size_t len;
@@ -54,6 +52,4 @@
     const char* name, const char* default_port,
     grpc_resolved_addresses** addresses);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_RESOLVE_ADDRESS_H */
diff --git a/src/core/lib/iomgr/resource_quota.h b/src/core/lib/iomgr/resource_quota.h
index 331efe0..e085ab1 100644
--- a/src/core/lib/iomgr/resource_quota.h
+++ b/src/core/lib/iomgr/resource_quota.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/debug/trace.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 /** \file Tracks resource usage against a pool.
 
     The current implementation tracks only memory usage, but in the future
@@ -152,6 +150,4 @@
                                            grpc_resource_user* resource_user,
                                            size_t size);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_RESOURCE_QUOTA_H */
diff --git a/src/core/lib/iomgr/sockaddr_utils.h b/src/core/lib/iomgr/sockaddr_utils.h
index 0d5cc5b..e3bd51a 100644
--- a/src/core/lib/iomgr/sockaddr_utils.h
+++ b/src/core/lib/iomgr/sockaddr_utils.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /* Returns true if addr is an IPv4-mapped IPv6 address within the
    ::ffff:0.0.0.0/96 range, or false otherwise.
 
@@ -79,6 +77,4 @@
 
 int grpc_sockaddr_get_family(const grpc_resolved_address* resolved_addr);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKADDR_UTILS_H */
diff --git a/src/core/lib/iomgr/socket_factory_posix.h b/src/core/lib/iomgr/socket_factory_posix.h
index 920a729..af57cc5 100644
--- a/src/core/lib/iomgr/socket_factory_posix.h
+++ b/src/core/lib/iomgr/socket_factory_posix.h
@@ -23,8 +23,6 @@
 #include <grpc/support/sync.h>
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /** The virtual table of grpc_socket_factory */
 typedef struct {
   /** Replacement for socket(2) */
@@ -66,6 +64,4 @@
 grpc_socket_factory* grpc_socket_factory_ref(grpc_socket_factory* factory);
 void grpc_socket_factory_unref(grpc_socket_factory* factory);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_FACTORY_POSIX_H */
diff --git a/src/core/lib/iomgr/socket_mutator.h b/src/core/lib/iomgr/socket_mutator.h
index 703aee3..0a97cf6 100644
--- a/src/core/lib/iomgr/socket_mutator.h
+++ b/src/core/lib/iomgr/socket_mutator.h
@@ -24,8 +24,6 @@
 
 #include <stdbool.h>
 
-
-
 /** The virtual table of grpc_socket_mutator */
 typedef struct {
   /** Mutates the socket opitons of \a fd */
@@ -58,6 +56,4 @@
 grpc_socket_mutator* grpc_socket_mutator_ref(grpc_socket_mutator* mutator);
 void grpc_socket_mutator_unref(grpc_socket_mutator* mutator);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H */
diff --git a/src/core/lib/iomgr/socket_utils.h b/src/core/lib/iomgr/socket_utils.h
index dc5c4dc..9fd141b 100644
--- a/src/core/lib/iomgr/socket_utils.h
+++ b/src/core/lib/iomgr/socket_utils.h
@@ -21,11 +21,7 @@
 
 #include <stddef.h>
 
-
-
 /* A wrapper for inet_ntop on POSIX systems and InetNtop on Windows systems */
 const char* grpc_inet_ntop(int af, const void* src, char* dst, size_t size);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_UTILS_H */
diff --git a/src/core/lib/iomgr/socket_utils_posix.h b/src/core/lib/iomgr/socket_utils_posix.h
index 02fdd02..77df420 100644
--- a/src/core/lib/iomgr/socket_utils_posix.h
+++ b/src/core/lib/iomgr/socket_utils_posix.h
@@ -29,8 +29,6 @@
 #include "src/core/lib/iomgr/socket_factory_posix.h"
 #include "src/core/lib/iomgr/socket_mutator.h"
 
-
-
 /* a wrapper for accept or accept4 */
 int grpc_accept4(int sockfd, grpc_resolved_address* resolved_addr, int nonblock,
                  int cloexec);
@@ -131,6 +129,4 @@
     grpc_socket_factory* factory, const grpc_resolved_address* addr, int type,
     int protocol, grpc_dualstack_mode* dsmode, int* newfd);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_UTILS_POSIX_H */
diff --git a/src/core/lib/iomgr/socket_windows.h b/src/core/lib/iomgr/socket_windows.h
index 5a09c52..04e0a89 100644
--- a/src/core/lib/iomgr/socket_windows.h
+++ b/src/core/lib/iomgr/socket_windows.h
@@ -31,8 +31,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/iomgr/iomgr_internal.h"
 
-
-
 /* This holds the data for an outstanding read or write on a socket.
    The mutex to protect the concurrent access to that data is the one
    inside the winsocket wrapper. */
@@ -112,8 +110,6 @@
                               grpc_winsocket* winsocket,
                               grpc_winsocket_callback_info* ci);
 
-
-
 #endif
 
 #endif /* GRPC_CORE_LIB_IOMGR_SOCKET_WINDOWS_H */
diff --git a/src/core/lib/iomgr/tcp_client.h b/src/core/lib/iomgr/tcp_client.h
index 9ad06f2..75e2fe0 100644
--- a/src/core/lib/iomgr/tcp_client.h
+++ b/src/core/lib/iomgr/tcp_client.h
@@ -25,8 +25,6 @@
 #include "src/core/lib/iomgr/pollset_set.h"
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /* Asynchronously connect to an address (specified as (addr, len)), and call
    cb with arg and the completed connection when done (or call cb with arg and
    NULL on failure).
@@ -39,6 +37,4 @@
                              const grpc_resolved_address* addr,
                              grpc_millis deadline);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_CLIENT_H */
diff --git a/src/core/lib/iomgr/tcp_client_posix.h b/src/core/lib/iomgr/tcp_client_posix.h
index aac74ef..2b1fe79 100644
--- a/src/core/lib/iomgr/tcp_client_posix.h
+++ b/src/core/lib/iomgr/tcp_client_posix.h
@@ -23,12 +23,8 @@
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/tcp_client.h"
 
-
-
 grpc_endpoint* grpc_tcp_client_create_from_fd(
     grpc_exec_ctx* exec_ctx, grpc_fd* fd, const grpc_channel_args* channel_args,
     const char* addr_str);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_CLIENT_POSIX_H */
diff --git a/src/core/lib/iomgr/tcp_posix.h b/src/core/lib/iomgr/tcp_posix.h
index 273e327..ff89965 100644
--- a/src/core/lib/iomgr/tcp_posix.h
+++ b/src/core/lib/iomgr/tcp_posix.h
@@ -33,8 +33,6 @@
 #include "src/core/lib/iomgr/endpoint.h"
 #include "src/core/lib/iomgr/ev_posix.h"
 
-
-
 extern grpc_tracer_flag grpc_tcp_trace;
 
 /* Create a tcp endpoint given a file desciptor and a read slice size.
@@ -55,6 +53,4 @@
 void grpc_tcp_destroy_and_release_fd(grpc_exec_ctx* exec_ctx, grpc_endpoint* ep,
                                      int* fd, grpc_closure* done);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_POSIX_H */
diff --git a/src/core/lib/iomgr/tcp_server.h b/src/core/lib/iomgr/tcp_server.h
index ab271f9..a1757a2 100644
--- a/src/core/lib/iomgr/tcp_server.h
+++ b/src/core/lib/iomgr/tcp_server.h
@@ -25,8 +25,6 @@
 #include "src/core/lib/iomgr/endpoint.h"
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /* Forward decl of grpc_tcp_server */
 typedef struct grpc_tcp_server grpc_tcp_server;
 
@@ -100,6 +98,4 @@
 void grpc_tcp_server_shutdown_listeners(grpc_exec_ctx* exec_ctx,
                                         grpc_tcp_server* s);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_SERVER_H */
diff --git a/src/core/lib/iomgr/tcp_server_utils_posix.h b/src/core/lib/iomgr/tcp_server_utils_posix.h
index fb2510e..6046f25 100644
--- a/src/core/lib/iomgr/tcp_server_utils_posix.h
+++ b/src/core/lib/iomgr/tcp_server_utils_posix.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/iomgr/socket_utils_posix.h"
 #include "src/core/lib/iomgr/tcp_server.h"
 
-
-
 /* one listening port */
 typedef struct grpc_tcp_listener {
   int fd;
@@ -119,6 +117,4 @@
 /* Ruturn true if the platform supports ifaddrs */
 bool grpc_tcp_server_have_ifaddrs(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_SERVER_UTILS_POSIX_H */
diff --git a/src/core/lib/iomgr/tcp_uv.h b/src/core/lib/iomgr/tcp_uv.h
index df12c88..aa648ed 100644
--- a/src/core/lib/iomgr/tcp_uv.h
+++ b/src/core/lib/iomgr/tcp_uv.h
@@ -42,14 +42,10 @@
 
 #define GRPC_TCP_DEFAULT_READ_SLICE_SIZE 8192
 
-
-
 grpc_endpoint* grpc_tcp_create(uv_tcp_t* handle,
                                grpc_resource_quota* resource_quota,
                                char* peer_string);
 
-
-
 #endif /* GRPC_UV */
 
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_UV_H */
diff --git a/src/core/lib/iomgr/tcp_windows.h b/src/core/lib/iomgr/tcp_windows.h
index ccfde72..28287e2 100644
--- a/src/core/lib/iomgr/tcp_windows.h
+++ b/src/core/lib/iomgr/tcp_windows.h
@@ -35,8 +35,6 @@
 #include "src/core/lib/iomgr/endpoint.h"
 #include "src/core/lib/iomgr/socket_windows.h"
 
-
-
 /* Create a tcp endpoint given a winsock handle.
  * Takes ownership of the handle.
  */
@@ -46,8 +44,6 @@
 
 grpc_error* grpc_tcp_prepare_socket(SOCKET sock);
 
-
-
 #endif
 
 #endif /* GRPC_CORE_LIB_IOMGR_TCP_WINDOWS_H */
diff --git a/src/core/lib/iomgr/time_averaged_stats.h b/src/core/lib/iomgr/time_averaged_stats.h
index 519bc2d..8745f7f 100644
--- a/src/core/lib/iomgr/time_averaged_stats.h
+++ b/src/core/lib/iomgr/time_averaged_stats.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_LIB_IOMGR_TIME_AVERAGED_STATS_H
 #define GRPC_CORE_LIB_IOMGR_TIME_AVERAGED_STATS_H
 
-
-
 /* This tracks a time-decaying weighted average.  It works by collecting
    batches of samples and then mixing their average into a time-decaying
    weighted mean.  It is designed for batch operations where we do many adds
@@ -72,6 +70,4 @@
    value. */
 double grpc_time_averaged_stats_update_average(grpc_time_averaged_stats* stats);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TIME_AVERAGED_STATS_H */
diff --git a/src/core/lib/iomgr/timer.h b/src/core/lib/iomgr/timer.h
index 9e454d9..b9acce2 100644
--- a/src/core/lib/iomgr/timer.h
+++ b/src/core/lib/iomgr/timer.h
@@ -32,8 +32,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/iomgr/iomgr.h"
 
-
-
 typedef struct grpc_timer grpc_timer;
 
 /* Initialize *timer. When expired or canceled, closure will be called with
@@ -104,6 +102,4 @@
 
 void grpc_kick_poller(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TIMER_H */
diff --git a/src/core/lib/iomgr/timer_heap.h b/src/core/lib/iomgr/timer_heap.h
index 12a7ab2..436eef5 100644
--- a/src/core/lib/iomgr/timer_heap.h
+++ b/src/core/lib/iomgr/timer_heap.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/iomgr/timer.h"
 
-
-
 typedef struct {
   grpc_timer** timers;
   uint32_t timer_count;
@@ -41,6 +39,4 @@
 
 int grpc_timer_heap_is_empty(grpc_timer_heap* heap);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TIMER_HEAP_H */
diff --git a/src/core/lib/iomgr/timer_manager.h b/src/core/lib/iomgr/timer_manager.h
index 861ee68..0ba5029 100644
--- a/src/core/lib/iomgr/timer_manager.h
+++ b/src/core/lib/iomgr/timer_manager.h
@@ -21,8 +21,6 @@
 
 #include <stdbool.h>
 
-
-
 /* Timer Manager tries to keep one thread waiting for the next timeout at all
    times */
 
@@ -36,6 +34,4 @@
  * disabled */
 void grpc_timer_manager_tick(void);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_TIMER_MANAGER_H */
diff --git a/src/core/lib/iomgr/udp_server.h b/src/core/lib/iomgr/udp_server.h
index 6bd5b20..8cc08d3 100644
--- a/src/core/lib/iomgr/udp_server.h
+++ b/src/core/lib/iomgr/udp_server.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 /* Forward decl of struct grpc_server */
 /* This is not typedef'ed to avoid a typedef-redefinition error */
 struct grpc_server;
@@ -75,6 +73,4 @@
 void grpc_udp_server_destroy(grpc_exec_ctx* exec_ctx, grpc_udp_server* server,
                              grpc_closure* on_done);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_UDP_SERVER_H */
diff --git a/src/core/lib/iomgr/unix_sockets_posix.h b/src/core/lib/iomgr/unix_sockets_posix.h
index a0d9072..1c079e6 100644
--- a/src/core/lib/iomgr/unix_sockets_posix.h
+++ b/src/core/lib/iomgr/unix_sockets_posix.h
@@ -25,8 +25,6 @@
 
 #include "src/core/lib/iomgr/resolve_address.h"
 
-
-
 void grpc_create_socketpair_if_unix(int sv[2]);
 
 grpc_error* grpc_resolve_unix_domain_address(
@@ -40,6 +38,4 @@
 char* grpc_sockaddr_to_uri_unix_if_possible(
     const grpc_resolved_address* resolved_addr);
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_UNIX_SOCKETS_POSIX_H */
diff --git a/src/core/lib/iomgr/wakeup_fd_cv.h b/src/core/lib/iomgr/wakeup_fd_cv.h
index 9447331..017e41b 100644
--- a/src/core/lib/iomgr/wakeup_fd_cv.h
+++ b/src/core/lib/iomgr/wakeup_fd_cv.h
@@ -40,8 +40,6 @@
 #define GRPC_FD_TO_IDX(fd) (-(fd)-1)
 #define GRPC_IDX_TO_FD(idx) (-(idx)-1)
 
-
-
 typedef struct cv_node {
   gpr_cv* cv;
   struct cv_node* next;
@@ -66,6 +64,4 @@
 
 extern const grpc_wakeup_fd_vtable grpc_cv_wakeup_fd_vtable;
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_WAKEUP_FD_CV_H */
diff --git a/src/core/lib/iomgr/wakeup_fd_pipe.h b/src/core/lib/iomgr/wakeup_fd_pipe.h
index bb1dfd7..326a0c4 100644
--- a/src/core/lib/iomgr/wakeup_fd_pipe.h
+++ b/src/core/lib/iomgr/wakeup_fd_pipe.h
@@ -21,10 +21,6 @@
 
 #include "src/core/lib/iomgr/wakeup_fd_posix.h"
 
-
-
 extern const grpc_wakeup_fd_vtable grpc_pipe_wakeup_fd_vtable;
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_WAKEUP_FD_PIPE_H */
diff --git a/src/core/lib/iomgr/wakeup_fd_posix.h b/src/core/lib/iomgr/wakeup_fd_posix.h
index 65a80d4..a9584d0 100644
--- a/src/core/lib/iomgr/wakeup_fd_posix.h
+++ b/src/core/lib/iomgr/wakeup_fd_posix.h
@@ -49,8 +49,6 @@
 
 #include "src/core/lib/iomgr/error.h"
 
-
-
 void grpc_wakeup_fd_global_init(void);
 void grpc_wakeup_fd_global_destroy(void);
 
@@ -93,6 +91,4 @@
  * wakeup_fd_nospecial.c if no such implementation exists. */
 extern const grpc_wakeup_fd_vtable grpc_specialized_wakeup_fd_vtable;
 
-
-
 #endif /* GRPC_CORE_LIB_IOMGR_WAKEUP_FD_POSIX_H */
diff --git a/src/core/lib/json/json.h b/src/core/lib/json/json.h
index 0e841e0..bbd4302 100644
--- a/src/core/lib/json/json.h
+++ b/src/core/lib/json/json.h
@@ -23,8 +23,6 @@
 
 #include "src/core/lib/json/json_common.h"
 
-
-
 /* A tree-like structure to hold json values. The key and value pointers
  * are not owned by it.
  */
@@ -72,6 +70,4 @@
 grpc_json* grpc_json_create(grpc_json_type type);
 void grpc_json_destroy(grpc_json* json);
 
-
-
 #endif /* GRPC_CORE_LIB_JSON_JSON_H */
diff --git a/src/core/lib/json/json_reader.h b/src/core/lib/json/json_reader.h
index 62718bb..03185cb 100644
--- a/src/core/lib/json/json_reader.h
+++ b/src/core/lib/json/json_reader.h
@@ -22,8 +22,6 @@
 #include <grpc/support/port_platform.h>
 #include "src/core/lib/json/json_common.h"
 
-
-
 typedef enum {
   GRPC_JSON_STATE_OBJECT_KEY_BEGIN,
   GRPC_JSON_STATE_OBJECT_KEY_STRING,
@@ -144,6 +142,4 @@
  */
 int grpc_json_reader_is_complete(grpc_json_reader* reader);
 
-
-
 #endif /* GRPC_CORE_LIB_JSON_JSON_READER_H */
diff --git a/src/core/lib/json/json_writer.h b/src/core/lib/json/json_writer.h
index ead8426..a4f2d4d 100644
--- a/src/core/lib/json/json_writer.h
+++ b/src/core/lib/json/json_writer.h
@@ -35,8 +35,6 @@
 
 #include "src/core/lib/json/json_common.h"
 
-
-
 typedef struct grpc_json_writer_vtable {
   /* Adds a character to the output stream. */
   void (*output_char)(void* userdata, char);
@@ -81,6 +79,4 @@
 void grpc_json_writer_value_string(grpc_json_writer* writer,
                                    const char* string);
 
-
-
 #endif /* GRPC_CORE_LIB_JSON_JSON_WRITER_H */
diff --git a/src/core/lib/profiling/timers.h b/src/core/lib/profiling/timers.h
index a0a0a4f..9f11f77 100644
--- a/src/core/lib/profiling/timers.h
+++ b/src/core/lib/profiling/timers.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_LIB_PROFILING_TIMERS_H
 #define GRPC_CORE_LIB_PROFILING_TIMERS_H
 
-
-
 void gpr_timers_global_init(void);
 void gpr_timers_global_destroy(void);
 
diff --git a/src/core/lib/security/context/security_context.h b/src/core/lib/security/context/security_context.h
index 261bc16..4115264 100644
--- a/src/core/lib/security/context/security_context.h
+++ b/src/core/lib/security/context/security_context.h
@@ -26,8 +26,6 @@
 extern grpc_tracer_flag grpc_trace_auth_context_refcount;
 #endif
 
-
-
 /* --- grpc_auth_context ---
 
    High level authentication context object. Can optionally be chained. */
@@ -114,6 +112,4 @@
 grpc_auth_context* grpc_find_auth_context_in_args(
     const grpc_channel_args* args);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CONTEXT_SECURITY_CONTEXT_H */
diff --git a/src/core/lib/security/credentials/composite/composite_credentials.h b/src/core/lib/security/credentials/composite/composite_credentials.h
index e3438dd..11990d3 100644
--- a/src/core/lib/security/credentials/composite/composite_credentials.h
+++ b/src/core/lib/security/credentials/composite/composite_credentials.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/security/credentials/credentials.h"
 
-
-
 typedef struct {
   grpc_call_credentials** creds_array;
   size_t num_creds;
@@ -55,7 +53,5 @@
   grpc_call_credentials_array inner;
 } grpc_composite_call_credentials;
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_COMPOSITE_COMPOSITE_CREDENTIALS_H \
         */
diff --git a/src/core/lib/security/credentials/credentials.h b/src/core/lib/security/credentials/credentials.h
index f74b047..bc1bd11 100644
--- a/src/core/lib/security/credentials/credentials.h
+++ b/src/core/lib/security/credentials/credentials.h
@@ -29,8 +29,6 @@
 #include "src/core/lib/iomgr/polling_entity.h"
 #include "src/core/lib/security/transport/security_connector.h"
 
-
-
 struct grpc_http_response;
 
 /* --- Constants. --- */
@@ -254,6 +252,4 @@
 void grpc_credentials_metadata_request_destroy(
     grpc_exec_ctx* exec_ctx, grpc_credentials_metadata_request* r);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_CREDENTIALS_H */
diff --git a/src/core/lib/security/credentials/fake/fake_credentials.h b/src/core/lib/security/credentials/fake/fake_credentials.h
index 7645671..0e9ff15 100644
--- a/src/core/lib/security/credentials/fake/fake_credentials.h
+++ b/src/core/lib/security/credentials/fake/fake_credentials.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/security/credentials/credentials.h"
 
-
-
 /* -- Fake transport security credentials. -- */
 
 /* Creates a fake transport security credentials object for testing. */
@@ -58,6 +56,4 @@
   bool is_async;
 } grpc_md_only_test_credentials;
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_FAKE_FAKE_CREDENTIALS_H */
diff --git a/src/core/lib/security/credentials/google_default/google_default_credentials.h b/src/core/lib/security/credentials/google_default/google_default_credentials.h
index 6453480..b163e48 100644
--- a/src/core/lib/security/credentials/google_default/google_default_credentials.h
+++ b/src/core/lib/security/credentials/google_default/google_default_credentials.h
@@ -23,8 +23,6 @@
 
 #include "src/core/lib/security/credentials/credentials.h"
 
-
-
 #define GRPC_GOOGLE_CLOUD_SDK_CONFIG_DIRECTORY "gcloud"
 #define GRPC_GOOGLE_WELL_KNOWN_CREDENTIALS_FILE \
   "application_default_credentials.json"
@@ -43,7 +41,5 @@
 
 void grpc_flush_cached_google_default_credentials(void);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_GOOGLE_DEFAULT_GOOGLE_DEFAULT_CREDENTIALS_H \
         */
diff --git a/src/core/lib/security/credentials/jwt/json_token.h b/src/core/lib/security/credentials/jwt/json_token.h
index 038f470..9b77488 100644
--- a/src/core/lib/security/credentials/jwt/json_token.h
+++ b/src/core/lib/security/credentials/jwt/json_token.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_LIB_SECURITY_CREDENTIALS_JWT_JSON_TOKEN_H
 #define GRPC_CORE_LIB_SECURITY_CREDENTIALS_JWT_JSON_TOKEN_H
 
-
-
 #include <grpc/slice.h>
 #include <openssl/rsa.h>
 
@@ -72,6 +70,4 @@
 void grpc_jwt_encode_and_sign_set_override(
     grpc_jwt_encode_and_sign_override func);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_JWT_JSON_TOKEN_H */
diff --git a/src/core/lib/security/credentials/jwt/jwt_credentials.h b/src/core/lib/security/credentials/jwt/jwt_credentials.h
index cd461d2..85f068a 100644
--- a/src/core/lib/security/credentials/jwt/jwt_credentials.h
+++ b/src/core/lib/security/credentials/jwt/jwt_credentials.h
@@ -22,8 +22,6 @@
 #include "src/core/lib/security/credentials/credentials.h"
 #include "src/core/lib/security/credentials/jwt/json_token.h"
 
-
-
 typedef struct {
   grpc_call_credentials base;
 
@@ -47,6 +45,4 @@
     grpc_exec_ctx* exec_ctx, grpc_auth_json_key key,
     gpr_timespec token_lifetime);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_JWT_JWT_CREDENTIALS_H */
diff --git a/src/core/lib/security/credentials/jwt/jwt_verifier.h b/src/core/lib/security/credentials/jwt/jwt_verifier.h
index 98db508..2aacd49 100644
--- a/src/core/lib/security/credentials/jwt/jwt_verifier.h
+++ b/src/core/lib/security/credentials/jwt/jwt_verifier.h
@@ -32,8 +32,6 @@
 #define GRPC_GOOGLE_SERVICE_ACCOUNTS_KEY_URL_PREFIX \
   "www.googleapis.com/robot/v1/metadata/x509"
 
-
-
 /* --- grpc_jwt_verifier_status. --- */
 
 typedef enum {
@@ -124,6 +122,4 @@
                                                const char* audience);
 const char* grpc_jwt_issuer_email_domain(const char* issuer);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_JWT_JWT_VERIFIER_H */
diff --git a/src/core/lib/security/credentials/oauth2/oauth2_credentials.h b/src/core/lib/security/credentials/oauth2/oauth2_credentials.h
index 57332f0..627783d 100644
--- a/src/core/lib/security/credentials/oauth2/oauth2_credentials.h
+++ b/src/core/lib/security/credentials/oauth2/oauth2_credentials.h
@@ -22,8 +22,6 @@
 #include "src/core/lib/json/json.h"
 #include "src/core/lib/security/credentials/credentials.h"
 
-
-
 // auth_refresh_token parsing.
 typedef struct {
   const char* type;
@@ -104,6 +102,4 @@
     grpc_exec_ctx* exec_ctx, const struct grpc_http_response* response,
     grpc_mdelem* token_md, grpc_millis* token_lifetime);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_OAUTH2_OAUTH2_CREDENTIALS_H */
diff --git a/src/core/lib/security/credentials/ssl/ssl_credentials.h b/src/core/lib/security/credentials/ssl/ssl_credentials.h
index 5d10de7..0003905 100644
--- a/src/core/lib/security/credentials/ssl/ssl_credentials.h
+++ b/src/core/lib/security/credentials/ssl/ssl_credentials.h
@@ -20,8 +20,6 @@
 
 #include "src/core/lib/security/credentials/credentials.h"
 
-
-
 typedef struct {
   grpc_channel_credentials base;
   grpc_ssl_config config;
@@ -51,6 +49,4 @@
 void grpc_tsi_ssl_pem_key_cert_pairs_destroy(tsi_ssl_pem_key_cert_pair* kp,
                                              size_t num_key_cert_pairs);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_SSL_SSL_CREDENTIALS_H */
diff --git a/src/core/lib/security/transport/auth_filters.h b/src/core/lib/security/transport/auth_filters.h
index add335d..e999a02 100644
--- a/src/core/lib/security/transport/auth_filters.h
+++ b/src/core/lib/security/transport/auth_filters.h
@@ -22,8 +22,6 @@
 #include <grpc/grpc_security.h>
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_client_auth_filter;
 extern const grpc_channel_filter grpc_server_auth_filter;
 
@@ -34,6 +32,4 @@
 
 void grpc_auth_metadata_context_reset(grpc_auth_metadata_context* context);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_AUTH_FILTERS_H */
diff --git a/src/core/lib/security/transport/lb_targets_info.h b/src/core/lib/security/transport/lb_targets_info.h
index 0442d8d..7543d3c 100644
--- a/src/core/lib/security/transport/lb_targets_info.h
+++ b/src/core/lib/security/transport/lb_targets_info.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/slice/slice_hash_table.h"
 
-
-
 /** Return a channel argument containing \a targets_info. */
 grpc_arg grpc_lb_targets_info_create_channel_arg(
     grpc_slice_hash_table* targets_info);
@@ -31,6 +29,4 @@
 grpc_slice_hash_table* grpc_lb_targets_info_find_in_args(
     const grpc_channel_args* args);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_LB_TARGETS_INFO_H */
diff --git a/src/core/lib/security/transport/secure_endpoint.h b/src/core/lib/security/transport/secure_endpoint.h
index 7f0843f..aff6b22 100644
--- a/src/core/lib/security/transport/secure_endpoint.h
+++ b/src/core/lib/security/transport/secure_endpoint.h
@@ -22,8 +22,6 @@
 #include <grpc/slice.h>
 #include "src/core/lib/iomgr/endpoint.h"
 
-
-
 struct tsi_frame_protector;
 struct tsi_zero_copy_grpc_protector;
 
@@ -38,6 +36,4 @@
     grpc_endpoint* to_wrap, grpc_slice* leftover_slices,
     size_t leftover_nslices);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURE_ENDPOINT_H */
diff --git a/src/core/lib/security/transport/security_connector.h b/src/core/lib/security/transport/security_connector.h
index d680db6..15c0430 100644
--- a/src/core/lib/security/transport/security_connector.h
+++ b/src/core/lib/security/transport/security_connector.h
@@ -29,8 +29,6 @@
 #include "src/core/tsi/ssl_transport_security.h"
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 #ifndef NDEBUG
 extern grpc_tracer_flag grpc_trace_security_connector_refcount;
 #endif
@@ -259,6 +257,4 @@
     const grpc_auth_context* auth_context);
 void tsi_shallow_peer_destruct(tsi_peer* peer);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURITY_CONNECTOR_H */
diff --git a/src/core/lib/security/transport/security_handshaker.h b/src/core/lib/security/transport/security_handshaker.h
index fd23a78..6c3a051 100644
--- a/src/core/lib/security/transport/security_handshaker.h
+++ b/src/core/lib/security/transport/security_handshaker.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/security/transport/security_connector.h"
 
-
-
 /// Creates a security handshaker using \a handshaker.
 grpc_handshaker* grpc_security_handshaker_create(
     grpc_exec_ctx* exec_ctx, tsi_handshaker* handshaker,
@@ -33,6 +31,4 @@
 /// Registers security handshaker factories.
 void grpc_security_register_handshaker_factories();
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_SECURITY_HANDSHAKER_H */
diff --git a/src/core/lib/security/transport/tsi_error.h b/src/core/lib/security/transport/tsi_error.h
index 9dd7ab4..8fa6c48 100644
--- a/src/core/lib/security/transport/tsi_error.h
+++ b/src/core/lib/security/transport/tsi_error.h
@@ -22,10 +22,6 @@
 #include "src/core/lib/iomgr/error.h"
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 grpc_error* grpc_set_tsi_error_result(grpc_error* error, tsi_result result);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_TRANSPORT_TSI_ERROR_H */
diff --git a/src/core/lib/security/util/json_util.h b/src/core/lib/security/util/json_util.h
index f99edcd..b7e46d4 100644
--- a/src/core/lib/security/util/json_util.h
+++ b/src/core/lib/security/util/json_util.h
@@ -28,8 +28,6 @@
 #define GRPC_AUTH_JSON_TYPE_SERVICE_ACCOUNT "service_account"
 #define GRPC_AUTH_JSON_TYPE_AUTHORIZED_USER "authorized_user"
 
-
-
 // Gets a child property from a json node.
 const char* grpc_json_get_string_property(const grpc_json* json,
                                           const char* prop_name);
@@ -39,6 +37,4 @@
 bool grpc_copy_json_string_property(const grpc_json* json,
                                     const char* prop_name, char** copied_value);
 
-
-
 #endif /* GRPC_CORE_LIB_SECURITY_UTIL_JSON_UTIL_H */
diff --git a/src/core/lib/slice/b64.h b/src/core/lib/slice/b64.h
index 09a8418..f86c1d9 100644
--- a/src/core/lib/slice/b64.h
+++ b/src/core/lib/slice/b64.h
@@ -21,8 +21,6 @@
 
 #include <grpc/slice.h>
 
-
-
 /* Encodes data using base64. It is the caller's responsability to free
    the returned char * using gpr_free. Returns NULL on NULL input.
    TODO(makdharma) : change the flags to bool from int */
@@ -49,6 +47,4 @@
 grpc_slice grpc_base64_decode_with_len(grpc_exec_ctx* exec_ctx, const char* b64,
                                        size_t b64_len, int url_safe);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_B64_H */
diff --git a/src/core/lib/slice/percent_encoding.h b/src/core/lib/slice/percent_encoding.h
index e7cd0cd..a1009ff 100644
--- a/src/core/lib/slice/percent_encoding.h
+++ b/src/core/lib/slice/percent_encoding.h
@@ -30,8 +30,6 @@
 
 #include <grpc/slice.h>
 
-
-
 /* URL percent encoding spec bitfield (usabel as 'unreserved_bytes' in
    grpc_percent_encode_slice, grpc_strict_percent_decode_slice).
    Flags [A-Za-z0-9-_.~] as unreserved bytes for the percent encoding routines
@@ -62,6 +60,4 @@
    This cannot fail. */
 grpc_slice grpc_permissive_percent_decode_slice(grpc_slice slice_in);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_PERCENT_ENCODING_H */
diff --git a/src/core/lib/slice/slice_hash_table.h b/src/core/lib/slice/slice_hash_table.h
index 99a3928..85102bd 100644
--- a/src/core/lib/slice/slice_hash_table.h
+++ b/src/core/lib/slice/slice_hash_table.h
@@ -19,8 +19,6 @@
 
 #include "src/core/lib/transport/metadata.h"
 
-
-
 /** Hash table implementation.
  *
  * This implementation uses open addressing
@@ -69,6 +67,4 @@
 int grpc_slice_hash_table_cmp(const grpc_slice_hash_table* a,
                               const grpc_slice_hash_table* b);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_SLICE_HASH_TABLE_H */
diff --git a/src/core/lib/slice/slice_internal.h b/src/core/lib/slice/slice_internal.h
index 01c0dee..556e6b8 100644
--- a/src/core/lib/slice/slice_internal.h
+++ b/src/core/lib/slice/slice_internal.h
@@ -24,8 +24,6 @@
 
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 grpc_slice grpc_slice_ref_internal(grpc_slice slice);
 void grpc_slice_unref_internal(grpc_exec_ctx* exec_ctx, grpc_slice slice);
 void grpc_slice_buffer_reset_and_unref_internal(grpc_exec_ctx* exec_ctx,
@@ -48,6 +46,4 @@
 uint32_t grpc_static_slice_hash(grpc_slice s);
 int grpc_static_slice_eq(grpc_slice a, grpc_slice b);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_SLICE_INTERNAL_H */
diff --git a/src/core/lib/slice/slice_string_helpers.h b/src/core/lib/slice/slice_string_helpers.h
index afbd903..7f51b11 100644
--- a/src/core/lib/slice/slice_string_helpers.h
+++ b/src/core/lib/slice/slice_string_helpers.h
@@ -28,8 +28,6 @@
 
 #include "src/core/lib/support/string.h"
 
-
-
 /* Calls gpr_dump on a slice. */
 char* grpc_dump_slice(grpc_slice slice, uint32_t flags);
 
@@ -39,6 +37,4 @@
 
 bool grpc_parse_slice_to_uint32(grpc_slice str, uint32_t* result);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_SLICE_STRING_HELPERS_H */
diff --git a/src/core/lib/slice/slice_traits.h b/src/core/lib/slice/slice_traits.h
index 6e314a3..4b898bd 100644
--- a/src/core/lib/slice/slice_traits.h
+++ b/src/core/lib/slice/slice_traits.h
@@ -22,12 +22,8 @@
 #include <grpc/slice.h>
 #include <stdbool.h>
 
-
-
 bool grpc_slice_is_legal_header(grpc_slice s);
 bool grpc_slice_is_legal_nonbin_header(grpc_slice s);
 bool grpc_slice_is_bin_suffixed(grpc_slice s);
 
-
-
 #endif /* GRPC_CORE_LIB_SLICE_SLICE_TRAITS_H */
diff --git a/src/core/lib/support/arena.h b/src/core/lib/support/arena.h
index 9984c53..cfe973a 100644
--- a/src/core/lib/support/arena.h
+++ b/src/core/lib/support/arena.h
@@ -27,8 +27,6 @@
 
 #include <stddef.h>
 
-
-
 typedef struct gpr_arena gpr_arena;
 
 // Create an arena, with \a initial_size bytes in the first allocated buffer
@@ -38,6 +36,4 @@
 // Destroy an arena, returning the total number of bytes allocated
 size_t gpr_arena_destroy(gpr_arena* arena);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_ARENA_H */
diff --git a/src/core/lib/support/env.h b/src/core/lib/support/env.h
index fe51b70..2452fd3 100644
--- a/src/core/lib/support/env.h
+++ b/src/core/lib/support/env.h
@@ -21,8 +21,6 @@
 
 #include <stdio.h>
 
-
-
 /* Env utility functions */
 
 /* Gets the environment variable value with the specified name.
@@ -40,6 +38,4 @@
    level of logging. So DO NOT USE THIS. */
 const char* gpr_getenv_silent(const char* name, char** dst);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_ENV_H */
diff --git a/src/core/lib/support/log_android.cc b/src/core/lib/support/log_android.cc
index 648a016..0d3ac0f 100644
--- a/src/core/lib/support/log_android.cc
+++ b/src/core/lib/support/log_android.cc
@@ -40,7 +40,7 @@
 }
 
 void gpr_log(const char* file, int line, gpr_log_severity severity,
-                        const char* format, ...) {
+             const char* format, ...) {
   char* message = NULL;
   va_list args;
   va_start(args, format);
diff --git a/src/core/lib/support/mpscq.h b/src/core/lib/support/mpscq.h
index 743a62b..648ead1 100644
--- a/src/core/lib/support/mpscq.h
+++ b/src/core/lib/support/mpscq.h
@@ -24,8 +24,6 @@
 #include <stdbool.h>
 #include <stddef.h>
 
-
-
 // Multiple-producer single-consumer lock free queue, based upon the
 // implementation from Dmitry Vyukov here:
 // http://www.1024cores.net/home/lock-free-algorithms/queues/intrusive-mpsc-node-based-queue
@@ -83,5 +81,4 @@
 // calling this function
 gpr_mpscq_node* gpr_locked_mpscq_pop(gpr_locked_mpscq* q);
 
-
 #endif /* GRPC_CORE_LIB_SUPPORT_MPSCQ_H */
diff --git a/src/core/lib/support/murmur_hash.h b/src/core/lib/support/murmur_hash.h
index c28e58a..422770f 100644
--- a/src/core/lib/support/murmur_hash.h
+++ b/src/core/lib/support/murmur_hash.h
@@ -23,11 +23,7 @@
 
 #include <stddef.h>
 
-
-
 /* compute the hash of key (length len) */
 uint32_t gpr_murmur_hash3(const void* key, size_t len, uint32_t seed);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_MURMUR_HASH_H */
diff --git a/src/core/lib/support/stack_lockfree.h b/src/core/lib/support/stack_lockfree.h
index ebefc75..75baf4f 100644
--- a/src/core/lib/support/stack_lockfree.h
+++ b/src/core/lib/support/stack_lockfree.h
@@ -21,8 +21,6 @@
 
 #include <stddef.h>
 
-
-
 typedef struct gpr_stack_lockfree gpr_stack_lockfree;
 
 /* This stack must specify the maximum number of entries to track.
@@ -37,6 +35,4 @@
 /* Returns -1 on empty or the actual entry number */
 int gpr_stack_lockfree_pop(gpr_stack_lockfree* stack);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_STACK_LOCKFREE_H */
diff --git a/src/core/lib/support/string.h b/src/core/lib/support/string.h
index 8f95f89..dd37f0b 100644
--- a/src/core/lib/support/string.h
+++ b/src/core/lib/support/string.h
@@ -24,8 +24,6 @@
 
 #include <grpc/support/port_platform.h>
 
-
-
 /* String utility functions */
 
 /* Flags for gpr_dump function. */
@@ -108,5 +106,4 @@
 /** Return true if lower(s) equals "true", "yes" or "1", otherwise false. */
 bool gpr_is_true(const char* s);
 
-
 #endif /* GRPC_CORE_LIB_SUPPORT_STRING_H */
diff --git a/src/core/lib/support/string_windows.h b/src/core/lib/support/string_windows.h
index 18932e2..7c7f31e 100644
--- a/src/core/lib/support/string_windows.h
+++ b/src/core/lib/support/string_windows.h
@@ -21,8 +21,6 @@
 
 #include <grpc/support/port_platform.h>
 
-
-
 #ifdef GPR_WINDOWS
 
 /* These allocate new strings using gpr_malloc to convert from and to utf-8. */
@@ -31,6 +29,4 @@
 
 #endif /* GPR_WINDOWS */
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_STRING_WINDOWS_H */
diff --git a/src/core/lib/support/time_precise.h b/src/core/lib/support/time_precise.h
index 650df6c..35cd154 100644
--- a/src/core/lib/support/time_precise.h
+++ b/src/core/lib/support/time_precise.h
@@ -21,11 +21,7 @@
 
 #include <grpc/support/time.h>
 
-
-
 void gpr_precise_clock_init(void);
 void gpr_precise_clock_now(gpr_timespec* clk);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_TIME_PRECISE_H */
diff --git a/src/core/lib/support/tmpfile.h b/src/core/lib/support/tmpfile.h
index e28f4cb..c5ceda8 100644
--- a/src/core/lib/support/tmpfile.h
+++ b/src/core/lib/support/tmpfile.h
@@ -21,14 +21,10 @@
 
 #include <stdio.h>
 
-
-
 /* Creates a temporary file from a prefix.
    If tmp_filename is not NULL, *tmp_filename is assigned the name of the
    created file and it is the responsibility of the caller to gpr_free it
    unless an error occurs in which case it will be set to NULL. */
 FILE* gpr_tmpfile(const char* prefix, char** tmp_filename);
 
-
-
 #endif /* GRPC_CORE_LIB_SUPPORT_TMPFILE_H */
diff --git a/src/core/lib/surface/alarm_internal.h b/src/core/lib/surface/alarm_internal.h
index e4b9f34..7f2126c 100644
--- a/src/core/lib/surface/alarm_internal.h
+++ b/src/core/lib/surface/alarm_internal.h
@@ -22,8 +22,6 @@
 #include <grpc/support/log.h>
 #include "src/core/lib/debug/trace.h"
 
-
-
 #ifndef NDEBUG
 
 extern grpc_tracer_flag grpc_trace_alarm_refcount;
@@ -39,6 +37,4 @@
 
 #endif /* defined(NDEBUG) */
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_ALARM_INTERNAL_H */
diff --git a/src/core/lib/surface/api_trace.h b/src/core/lib/surface/api_trace.h
index a72d80e..849cbaa 100644
--- a/src/core/lib/surface/api_trace.h
+++ b/src/core/lib/surface/api_trace.h
@@ -22,8 +22,6 @@
 #include <grpc/support/log.h>
 #include "src/core/lib/debug/trace.h"
 
-
-
 extern grpc_tracer_flag grpc_api_trace;
 
 /* Provide unwrapping macros because we're in C89 and variadic macros weren't
@@ -49,6 +47,4 @@
     gpr_log(GPR_INFO, fmt GRPC_API_TRACE_UNWRAP##nargs args); \
   }
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_API_TRACE_H */
diff --git a/src/core/lib/surface/call.h b/src/core/lib/surface/call.h
index b306507..4408f90 100644
--- a/src/core/lib/surface/call.h
+++ b/src/core/lib/surface/call.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_LIB_SURFACE_CALL_H
 #define GRPC_CORE_LIB_SURFACE_CALL_H
 
-
-
 #include "src/core/lib/channel/channel_stack.h"
 #include "src/core/lib/channel/context.h"
 #include "src/core/lib/surface/api_trace.h"
@@ -113,6 +111,4 @@
 extern grpc_tracer_flag grpc_call_error_trace;
 extern grpc_tracer_flag grpc_compression_trace;
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_CALL_H */
diff --git a/src/core/lib/surface/call_test_only.h b/src/core/lib/surface/call_test_only.h
index c0815dc..90444f8 100644
--- a/src/core/lib/surface/call_test_only.h
+++ b/src/core/lib/surface/call_test_only.h
@@ -21,8 +21,6 @@
 
 #include <grpc/grpc.h>
 
-
-
 /** Return the compression algorithm from \a call.
  *
  * \warning This function should \b only be used in test code. */
@@ -52,6 +50,4 @@
 grpc_stream_compression_algorithm
 grpc_call_test_only_get_incoming_stream_encodings(grpc_call* call);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_CALL_TEST_ONLY_H */
diff --git a/src/core/lib/surface/channel.h b/src/core/lib/surface/channel.h
index c2786b5..a2e53c7 100644
--- a/src/core/lib/surface/channel.h
+++ b/src/core/lib/surface/channel.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/channel/channel_stack_builder.h"
 #include "src/core/lib/surface/channel_stack_type.h"
 
-
-
 grpc_channel* grpc_channel_create(grpc_exec_ctx* exec_ctx, const char* target,
                                   const grpc_channel_args* args,
                                   grpc_channel_stack_type channel_stack_type,
@@ -83,6 +81,4 @@
 grpc_compression_options grpc_channel_compression_options(
     const grpc_channel* channel);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_CHANNEL_H */
diff --git a/src/core/lib/surface/channel_init.h b/src/core/lib/surface/channel_init.h
index e09fe1f..556ecc4 100644
--- a/src/core/lib/surface/channel_init.h
+++ b/src/core/lib/surface/channel_init.h
@@ -25,8 +25,6 @@
 
 #define GRPC_CHANNEL_INIT_BUILTIN_PRIORITY 10000
 
-
-
 /// This module provides a way for plugins (and the grpc core library itself)
 /// to register mutators for channel stacks.
 /// It also provides a universal entry path to run those mutators to build
@@ -72,6 +70,4 @@
                                     grpc_channel_stack_builder* builder,
                                     grpc_channel_stack_type type);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_CHANNEL_INIT_H */
diff --git a/src/core/lib/surface/channel_stack_type.h b/src/core/lib/surface/channel_stack_type.h
index 5a26248..52f85a6 100644
--- a/src/core/lib/surface/channel_stack_type.h
+++ b/src/core/lib/surface/channel_stack_type.h
@@ -21,8 +21,6 @@
 
 #include <stdbool.h>
 
-
-
 typedef enum {
   // normal top-half client channel with load-balancing, connection management
   GRPC_CLIENT_CHANNEL,
@@ -44,6 +42,4 @@
 
 const char* grpc_channel_stack_type_string(grpc_channel_stack_type type);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_CHANNEL_STACK_TYPE_H */
diff --git a/src/core/lib/surface/completion_queue.h b/src/core/lib/surface/completion_queue.h
index f4fa9a1..ca9c0c8 100644
--- a/src/core/lib/surface/completion_queue.h
+++ b/src/core/lib/surface/completion_queue.h
@@ -36,8 +36,6 @@
 extern grpc_tracer_flag grpc_trace_cq_refcount;
 #endif
 
-
-
 typedef struct grpc_cq_completion {
   gpr_mpscq_node node;
 
@@ -96,6 +94,4 @@
 grpc_completion_queue* grpc_completion_queue_create_internal(
     grpc_cq_completion_type completion_type, grpc_cq_polling_type polling_type);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_COMPLETION_QUEUE_H */
diff --git a/src/core/lib/surface/completion_queue_factory.h b/src/core/lib/surface/completion_queue_factory.h
index 74c1c18..89be8f8 100644
--- a/src/core/lib/surface/completion_queue_factory.h
+++ b/src/core/lib/surface/completion_queue_factory.h
@@ -22,8 +22,6 @@
 #include <grpc/grpc.h>
 #include "src/core/lib/surface/completion_queue.h"
 
-
-
 typedef struct grpc_completion_queue_factory_vtable {
   grpc_completion_queue* (*create)(const grpc_completion_queue_factory*,
                                    const grpc_completion_queue_attributes*);
@@ -35,6 +33,4 @@
   grpc_completion_queue_factory_vtable* vtable;
 };
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_COMPLETION_QUEUE_FACTORY_H */
diff --git a/src/core/lib/surface/event_string.h b/src/core/lib/surface/event_string.h
index a763327..cbf96da 100644
--- a/src/core/lib/surface/event_string.h
+++ b/src/core/lib/surface/event_string.h
@@ -21,11 +21,7 @@
 
 #include <grpc/grpc.h>
 
-
-
 /* Returns a string describing an event. Must be later freed with gpr_free() */
 char* grpc_event_string(grpc_event* ev);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_EVENT_STRING_H */
diff --git a/src/core/lib/surface/init.h b/src/core/lib/surface/init.h
index c2969f9..9353208 100644
--- a/src/core/lib/surface/init.h
+++ b/src/core/lib/surface/init.h
@@ -19,13 +19,9 @@
 #ifndef GRPC_CORE_LIB_SURFACE_INIT_H
 #define GRPC_CORE_LIB_SURFACE_INIT_H
 
-
-
 void grpc_register_security_filters(void);
 void grpc_security_pre_init(void);
 void grpc_security_init(void);
 int grpc_is_initialized(void);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_INIT_H */
diff --git a/src/core/lib/surface/lame_client.h b/src/core/lib/surface/lame_client.h
index 964e625..3ce353f 100644
--- a/src/core/lib/surface/lame_client.h
+++ b/src/core/lib/surface/lame_client.h
@@ -21,10 +21,6 @@
 
 #include "src/core/lib/channel/channel_stack.h"
 
-
-
 extern const grpc_channel_filter grpc_lame_filter;
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_LAME_CLIENT_H */
diff --git a/src/core/lib/surface/server.h b/src/core/lib/surface/server.h
index e515e30..35c32ee 100644
--- a/src/core/lib/surface/server.h
+++ b/src/core/lib/surface/server.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/debug/trace.h"
 #include "src/core/lib/transport/transport.h"
 
-
-
 extern const grpc_channel_filter grpc_server_top_filter;
 
 /** Lightweight tracing of server channel state */
@@ -56,6 +54,4 @@
 void grpc_server_get_pollsets(grpc_server* server, grpc_pollset*** pollsets,
                               size_t* pollset_count);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_SERVER_H */
diff --git a/src/core/lib/surface/validate_metadata.h b/src/core/lib/surface/validate_metadata.h
index 30941b5..ff074b0 100644
--- a/src/core/lib/surface/validate_metadata.h
+++ b/src/core/lib/surface/validate_metadata.h
@@ -22,11 +22,7 @@
 #include <grpc/slice.h>
 #include "src/core/lib/iomgr/error.h"
 
-
-
 grpc_error* grpc_validate_header_key_is_legal(grpc_slice slice);
 grpc_error* grpc_validate_header_nonbin_value_is_legal(grpc_slice slice);
 
-
-
 #endif /* GRPC_CORE_LIB_SURFACE_VALIDATE_METADATA_H */
diff --git a/src/core/lib/transport/byte_stream.h b/src/core/lib/transport/byte_stream.h
index 8b660b3..6bca154 100644
--- a/src/core/lib/transport/byte_stream.h
+++ b/src/core/lib/transport/byte_stream.h
@@ -28,8 +28,6 @@
 /** Mask of all valid internal flags. */
 #define GRPC_WRITE_INTERNAL_USED_MASK (GRPC_WRITE_INTERNAL_COMPRESS)
 
-
-
 typedef struct grpc_byte_stream grpc_byte_stream;
 
 typedef struct {
@@ -137,6 +135,4 @@
 // Resets the byte stream to the start of the underlying stream.
 void grpc_caching_byte_stream_reset(grpc_caching_byte_stream* stream);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_BYTE_STREAM_H */
diff --git a/src/core/lib/transport/connectivity_state.h b/src/core/lib/transport/connectivity_state.h
index 2d8dd14..7905336 100644
--- a/src/core/lib/transport/connectivity_state.h
+++ b/src/core/lib/transport/connectivity_state.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/debug/trace.h"
 #include "src/core/lib/iomgr/exec_ctx.h"
 
-
-
 typedef struct grpc_connectivity_state_watcher {
   /** we keep watchers in a linked list */
   struct grpc_connectivity_state_watcher* next;
@@ -86,6 +84,4 @@
     grpc_exec_ctx* exec_ctx, grpc_connectivity_state_tracker* tracker,
     grpc_connectivity_state* current, grpc_closure* notify);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_CONNECTIVITY_STATE_H */
diff --git a/src/core/lib/transport/error_utils.h b/src/core/lib/transport/error_utils.h
index 9cd1bc5..1c91976 100644
--- a/src/core/lib/transport/error_utils.h
+++ b/src/core/lib/transport/error_utils.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/transport/http2_errors.h"
 
-
-
 /// A utility function to get the status code and message to be returned
 /// to the application.  If not set in the top-level message, looks
 /// through child errors until it finds the first one with these attributes.
@@ -42,6 +40,4 @@
 /// GRPC_ERROR_CANCELLED
 bool grpc_error_has_clear_grpc_status(grpc_error* error);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_ERROR_UTILS_H */
diff --git a/src/core/lib/transport/metadata.h b/src/core/lib/transport/metadata.h
index 077b4ce..4cf5752 100644
--- a/src/core/lib/transport/metadata.h
+++ b/src/core/lib/transport/metadata.h
@@ -29,8 +29,6 @@
 extern grpc_tracer_flag grpc_trace_metadata;
 #endif
 
-
-
 /* This file provides a mechanism for tracking metadata through the grpc stack.
    It's not intended for consumption outside of the library.
 
@@ -168,6 +166,4 @@
 void grpc_mdctx_global_init(void);
 void grpc_mdctx_global_shutdown(grpc_exec_ctx* exec_ctx);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_METADATA_H */
diff --git a/src/core/lib/transport/metadata_batch.h b/src/core/lib/transport/metadata_batch.h
index cae79bf..adfb2d8 100644
--- a/src/core/lib/transport/metadata_batch.h
+++ b/src/core/lib/transport/metadata_batch.h
@@ -28,8 +28,6 @@
 #include "src/core/lib/transport/metadata.h"
 #include "src/core/lib/transport/static_metadata.h"
 
-
-
 typedef struct grpc_linked_mdelem {
   grpc_mdelem md;
   struct grpc_linked_mdelem* next;
@@ -144,6 +142,4 @@
   } while (0)
 #endif
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_METADATA_BATCH_H */
diff --git a/src/core/lib/transport/service_config.h b/src/core/lib/transport/service_config.h
index 7abd278..75a290b 100644
--- a/src/core/lib/transport/service_config.h
+++ b/src/core/lib/transport/service_config.h
@@ -22,8 +22,6 @@
 #include "src/core/lib/json/json.h"
 #include "src/core/lib/slice/slice_hash_table.h"
 
-
-
 typedef struct grpc_service_config grpc_service_config;
 
 grpc_service_config* grpc_service_config_create(const char* json_string);
@@ -62,6 +60,4 @@
                                    const grpc_slice_hash_table* table,
                                    grpc_slice path);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_SERVICE_CONFIG_H */
diff --git a/src/core/lib/transport/static_metadata.h b/src/core/lib/transport/static_metadata.h
index d1a9624..ce3a11b 100644
--- a/src/core/lib/transport/static_metadata.h
+++ b/src/core/lib/transport/static_metadata.h
@@ -27,8 +27,6 @@
 #ifndef GRPC_CORE_LIB_TRANSPORT_STATIC_METADATA_H
 #define GRPC_CORE_LIB_TRANSPORT_STATIC_METADATA_H
 
-
-
 #include "src/core/lib/transport/metadata.h"
 
 #define GRPC_STATIC_MDSTR_COUNT 100
diff --git a/src/core/lib/transport/status_conversion.h b/src/core/lib/transport/status_conversion.h
index 7038753..3637b82 100644
--- a/src/core/lib/transport/status_conversion.h
+++ b/src/core/lib/transport/status_conversion.h
@@ -23,8 +23,6 @@
 #include "src/core/lib/iomgr/exec_ctx.h"
 #include "src/core/lib/transport/http2_errors.h"
 
-
-
 /* Conversion of grpc status codes to http2 error codes (for RST_STREAM) */
 grpc_http2_error_code grpc_status_to_http2_error(grpc_status_code status);
 grpc_status_code grpc_http2_error_to_grpc_status(grpc_exec_ctx* exec_ctx,
@@ -35,6 +33,4 @@
 grpc_status_code grpc_http2_status_to_grpc_status(int status);
 int grpc_status_to_http2_status(grpc_status_code status);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_STATUS_CONVERSION_H */
diff --git a/src/core/lib/transport/timeout_encoding.h b/src/core/lib/transport/timeout_encoding.h
index 4e5034f..8611f49 100644
--- a/src/core/lib/transport/timeout_encoding.h
+++ b/src/core/lib/transport/timeout_encoding.h
@@ -27,13 +27,9 @@
 
 #define GRPC_HTTP2_TIMEOUT_ENCODE_MIN_BUFSIZE (GPR_LTOA_MIN_BUFSIZE + 1)
 
-
-
 /* Encode/decode timeouts to the GRPC over HTTP/2 format;
    encoding may round up arbitrarily */
 void grpc_http2_encode_timeout(grpc_millis timeout, char* buffer);
 int grpc_http2_decode_timeout(grpc_slice text, grpc_millis* timeout);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_TIMEOUT_ENCODING_H */
diff --git a/src/core/lib/transport/transport.h b/src/core/lib/transport/transport.h
index 01f0312..5ab085f 100644
--- a/src/core/lib/transport/transport.h
+++ b/src/core/lib/transport/transport.h
@@ -31,8 +31,6 @@
 #include "src/core/lib/transport/byte_stream.h"
 #include "src/core/lib/transport/metadata_batch.h"
 
-
-
 /* forward declarations */
 typedef struct grpc_transport grpc_transport;
 
@@ -350,6 +348,4 @@
 grpc_transport_stream_op_batch* grpc_make_transport_stream_op(
     grpc_closure* on_consumed);
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_TRANSPORT_H */
diff --git a/src/core/lib/transport/transport_impl.h b/src/core/lib/transport/transport_impl.h
index 5dedc25..46be614 100644
--- a/src/core/lib/transport/transport_impl.h
+++ b/src/core/lib/transport/transport_impl.h
@@ -21,8 +21,6 @@
 
 #include "src/core/lib/transport/transport.h"
 
-
-
 typedef struct grpc_transport_vtable {
   /* Memory required for a single stream element - this is allocated by upper
      layers and initialized by the transport */
@@ -71,6 +69,4 @@
   const grpc_transport_vtable* vtable;
 };
 
-
-
 #endif /* GRPC_CORE_LIB_TRANSPORT_TRANSPORT_IMPL_H */
diff --git a/src/core/tsi/fake_transport_security.h b/src/core/tsi/fake_transport_security.h
index 2a6edba..3848e7c 100644
--- a/src/core/tsi/fake_transport_security.h
+++ b/src/core/tsi/fake_transport_security.h
@@ -21,8 +21,6 @@
 
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 /* Value for the TSI_CERTIFICATE_TYPE_PEER_PROPERTY property for FAKE certs. */
 #define TSI_FAKE_CERTIFICATE_TYPE "FAKE"
 
@@ -42,6 +40,4 @@
 tsi_zero_copy_grpc_protector* tsi_create_fake_zero_copy_grpc_protector(
     size_t* max_protected_frame_size);
 
-
-
 #endif /* GRPC_CORE_TSI_FAKE_TRANSPORT_SECURITY_H */
diff --git a/src/core/tsi/gts_transport_security.h b/src/core/tsi/gts_transport_security.h
index aca03b0..23b2b66 100644
--- a/src/core/tsi/gts_transport_security.h
+++ b/src/core/tsi/gts_transport_security.h
@@ -23,8 +23,6 @@
 #include <grpc/support/sync.h>
 #include <grpc/support/thd.h>
 
-
-
 typedef struct gts_shared_resource {
   gpr_thd_id thread_id;
   grpc_channel* channel;
@@ -36,6 +34,4 @@
  *    TSI handshakes. */
 gts_shared_resource* gts_get_shared_resource(void);
 
-
-
 #endif /* GRPC_CORE_TSI_GTS_TRANSPORT_SECURITY_H */
diff --git a/src/core/tsi/ssl_transport_security.h b/src/core/tsi/ssl_transport_security.h
index e6011f7..bf211e1 100644
--- a/src/core/tsi/ssl_transport_security.h
+++ b/src/core/tsi/ssl_transport_security.h
@@ -21,8 +21,6 @@
 
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 /* Value for the TSI_CERTIFICATE_TYPE_PEER_PROPERTY property for X509 certs. */
 #define TSI_X509_CERTIFICATE_TYPE "X509"
 
@@ -191,6 +189,4 @@
     tsi_ssl_handshaker_factory* factory,
     tsi_ssl_handshaker_factory_vtable* new_vtable);
 
-
-
 #endif /* GRPC_CORE_TSI_SSL_TRANSPORT_SECURITY_H */
diff --git a/src/core/tsi/ssl_types.h b/src/core/tsi/ssl_types.h
index 06e6b44..3788643 100644
--- a/src/core/tsi/ssl_types.h
+++ b/src/core/tsi/ssl_types.h
@@ -19,8 +19,6 @@
 #ifndef GRPC_CORE_TSI_SSL_TYPES_H
 #define GRPC_CORE_TSI_SSL_TYPES_H
 
-
-
 /* A collection of macros to cast between various integer types that are
  * used differently between BoringSSL and OpenSSL:
  * TSI_INT_AS_SIZE(x):  convert 'int x' to a length parameter for an OpenSSL
@@ -39,6 +37,4 @@
 #define TSI_SIZE_AS_SIZE(x) ((int)(x))
 #endif
 
-
-
 #endif /* GRPC_CORE_TSI_SSL_TYPES_H */
diff --git a/src/core/tsi/transport_security.h b/src/core/tsi/transport_security.h
index 9292e03..3adfb63 100644
--- a/src/core/tsi/transport_security.h
+++ b/src/core/tsi/transport_security.h
@@ -24,8 +24,6 @@
 #include "src/core/lib/debug/trace.h"
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 extern grpc_tracer_flag tsi_tracing_enabled;
 
 /* Base for tsi_frame_protector implementations.
@@ -124,6 +122,4 @@
 /* Utils. */
 char* tsi_strdup(const char* src); /* Sadly, no strdup in C89. */
 
-
-
 #endif /* GRPC_CORE_TSI_TRANSPORT_SECURITY_H */
diff --git a/src/core/tsi/transport_security_adapter.h b/src/core/tsi/transport_security_adapter.h
index d999af2..9818fce 100644
--- a/src/core/tsi/transport_security_adapter.h
+++ b/src/core/tsi/transport_security_adapter.h
@@ -21,8 +21,6 @@
 
 #include "src/core/tsi/transport_security_interface.h"
 
-
-
 /* Create a tsi handshaker that takes an implementation of old interface and
    converts into an implementation of new interface. In the old interface,
    there are get_bytes_to_send_to_peer, process_bytes_from_peer, get_result,
@@ -38,6 +36,4 @@
    the caller. */
 tsi_handshaker* tsi_adapter_handshaker_get_wrapped(tsi_handshaker* adapter);
 
-
-
 #endif /* GRPC_CORE_TSI_TRANSPORT_SECURITY_ADAPTER_H */
diff --git a/src/core/tsi/transport_security_grpc.h b/src/core/tsi/transport_security_grpc.h
index 8ebee37..9fccfd7 100644
--- a/src/core/tsi/transport_security_grpc.h
+++ b/src/core/tsi/transport_security_grpc.h
@@ -22,8 +22,6 @@
 #include <grpc/slice_buffer.h>
 #include "src/core/tsi/transport_security.h"
 
-
-
 /* This method creates a tsi_zero_copy_grpc_protector object. It return TSI_OK
    assuming there is no fatal error.
    The caller is responsible for destroying the protector.  */
@@ -75,6 +73,4 @@
   const tsi_zero_copy_grpc_protector_vtable* vtable;
 };
 
-
-
 #endif /* GRPC_CORE_TSI_TRANSPORT_SECURITY_GRPC_H */
diff --git a/src/core/tsi/transport_security_interface.h b/src/core/tsi/transport_security_interface.h
index fa1924b..92e2b10 100644
--- a/src/core/tsi/transport_security_interface.h
+++ b/src/core/tsi/transport_security_interface.h
@@ -24,8 +24,6 @@
 
 #include "src/core/lib/debug/trace.h"
 
-
-
 /* --- tsi result ---  */
 
 typedef enum {
@@ -451,6 +449,4 @@
 /* This method destroys the shared objects created by tsi_init.  */
 void tsi_destroy();
 
-
-
 #endif /* GRPC_CORE_TSI_TRANSPORT_SECURITY_INTERFACE_H */