Update clang-format to 5.0
diff --git a/test/core/channel/channel_args_test.c b/test/core/channel/channel_args_test.c
index deaf293..85baa99 100644
--- a/test/core/channel/channel_args_test.c
+++ b/test/core/channel/channel_args_test.c
@@ -31,7 +31,7 @@
   grpc_arg arg_int;
   grpc_arg arg_string;
   grpc_arg to_add[2];
-  grpc_channel_args *ch_args;
+  grpc_channel_args* ch_args;
 
   arg_int.key = "int_arg";
   arg_int.type = GRPC_ARG_INTEGER;
@@ -61,7 +61,7 @@
 
 static void test_set_compression_algorithm(void) {
   grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
-  grpc_channel_args *ch_args;
+  grpc_channel_args* ch_args;
 
   ch_args =
       grpc_channel_args_set_compression_algorithm(NULL, GRPC_COMPRESS_GZIP);
@@ -127,7 +127,7 @@
 }
 
 static void test_set_socket_mutator(void) {
-  grpc_channel_args *ch_args;
+  grpc_channel_args* ch_args;
   grpc_socket_mutator mutator;
   grpc_socket_mutator_init(&mutator, NULL);
 
@@ -143,7 +143,7 @@
   }
 }
 
-int main(int argc, char **argv) {
+int main(int argc, char** argv) {
   grpc_test_init(argc, argv);
   grpc_init();
   test_create();
diff --git a/test/core/channel/channel_stack_builder_test.c b/test/core/channel/channel_stack_builder_test.c
index 682efd1..2a5920c 100644
--- a/test/core/channel/channel_stack_builder_test.c
+++ b/test/core/channel/channel_stack_builder_test.c
@@ -29,30 +29,30 @@
 #include "src/core/lib/surface/channel_init.h"
 #include "test/core/util/test_config.h"
 
-static grpc_error *channel_init_func(grpc_exec_ctx *exec_ctx,
-                                     grpc_channel_element *elem,
-                                     grpc_channel_element_args *args) {
+static grpc_error* channel_init_func(grpc_exec_ctx* exec_ctx,
+                                     grpc_channel_element* elem,
+                                     grpc_channel_element_args* args) {
   return GRPC_ERROR_NONE;
 }
 
-static grpc_error *call_init_func(grpc_exec_ctx *exec_ctx,
-                                  grpc_call_element *elem,
-                                  const grpc_call_element_args *args) {
+static grpc_error* call_init_func(grpc_exec_ctx* exec_ctx,
+                                  grpc_call_element* elem,
+                                  const grpc_call_element_args* args) {
   return GRPC_ERROR_NONE;
 }
 
-static void channel_destroy_func(grpc_exec_ctx *exec_ctx,
-                                 grpc_channel_element *elem) {}
+static void channel_destroy_func(grpc_exec_ctx* exec_ctx,
+                                 grpc_channel_element* elem) {}
 
-static void call_destroy_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
-                              const grpc_call_final_info *final_info,
-                              grpc_closure *ignored) {}
+static void call_destroy_func(grpc_exec_ctx* exec_ctx, grpc_call_element* elem,
+                              const grpc_call_final_info* final_info,
+                              grpc_closure* ignored) {}
 
-static void call_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
-                      grpc_transport_stream_op_batch *op) {}
+static void call_func(grpc_exec_ctx* exec_ctx, grpc_call_element* elem,
+                      grpc_transport_stream_op_batch* op) {}
 
-static void channel_func(grpc_exec_ctx *exec_ctx, grpc_channel_element *elem,
-                         grpc_transport_op *op) {
+static void channel_func(grpc_exec_ctx* exec_ctx, grpc_channel_element* elem,
+                         grpc_transport_op* op) {
   if (op->disconnect_with_error != GRPC_ERROR_NONE) {
     GRPC_ERROR_UNREF(op->disconnect_with_error);
   }
@@ -61,16 +61,16 @@
 
 bool g_replacement_fn_called = false;
 bool g_original_fn_called = false;
-void set_arg_once_fn(grpc_channel_stack *channel_stack,
-                     grpc_channel_element *elem, void *arg) {
-  bool *called = arg;
+void set_arg_once_fn(grpc_channel_stack* channel_stack,
+                     grpc_channel_element* elem, void* arg) {
+  bool* called = arg;
   // Make sure this function is only called once per arg.
   GPR_ASSERT(*called == false);
   *called = true;
 }
 
 static void test_channel_stack_builder_filter_replace(void) {
-  grpc_channel *channel =
+  grpc_channel* channel =
       grpc_insecure_channel_create("target name isn't used", NULL, NULL);
   GPR_ASSERT(channel != NULL);
   // Make sure the high priority filter has been created.
@@ -106,10 +106,10 @@
     grpc_channel_next_get_info,
     "filter_name"};
 
-static bool add_replacement_filter(grpc_exec_ctx *exec_ctx,
-                                   grpc_channel_stack_builder *builder,
-                                   void *arg) {
-  const grpc_channel_filter *filter = arg;
+static bool add_replacement_filter(grpc_exec_ctx* exec_ctx,
+                                   grpc_channel_stack_builder* builder,
+                                   void* arg) {
+  const grpc_channel_filter* filter = arg;
   // Get rid of any other version of the filter, as determined by having the
   // same name.
   GPR_ASSERT(grpc_channel_stack_builder_remove_filter(builder, filter->name));
@@ -117,26 +117,26 @@
       builder, filter, set_arg_once_fn, &g_replacement_fn_called);
 }
 
-static bool add_original_filter(grpc_exec_ctx *exec_ctx,
-                                grpc_channel_stack_builder *builder,
-                                void *arg) {
+static bool add_original_filter(grpc_exec_ctx* exec_ctx,
+                                grpc_channel_stack_builder* builder,
+                                void* arg) {
   return grpc_channel_stack_builder_prepend_filter(
-      builder, (const grpc_channel_filter *)arg, set_arg_once_fn,
+      builder, (const grpc_channel_filter*)arg, set_arg_once_fn,
       &g_original_fn_called);
 }
 
 static void init_plugin(void) {
   grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX,
                                    add_original_filter,
-                                   (void *)&original_filter);
+                                   (void*)&original_filter);
   grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX,
                                    add_replacement_filter,
-                                   (void *)&replacement_filter);
+                                   (void*)&replacement_filter);
 }
 
 static void destroy_plugin(void) {}
 
-int main(int argc, char **argv) {
+int main(int argc, char** argv) {
   grpc_test_init(argc, argv);
   grpc_register_plugin(init_plugin, destroy_plugin);
   grpc_init();
diff --git a/test/core/channel/channel_stack_test.c b/test/core/channel/channel_stack_test.c
index a07ef89..aff3fb2 100644
--- a/test/core/channel/channel_stack_test.c
+++ b/test/core/channel/channel_stack_test.c
@@ -27,53 +27,53 @@
 #include "src/core/lib/slice/slice_internal.h"
 #include "test/core/util/test_config.h"
 
-static grpc_error *channel_init_func(grpc_exec_ctx *exec_ctx,
-                                     grpc_channel_element *elem,
-                                     grpc_channel_element_args *args) {
+static grpc_error* channel_init_func(grpc_exec_ctx* exec_ctx,
+                                     grpc_channel_element* elem,
+                                     grpc_channel_element_args* args) {
   GPR_ASSERT(args->channel_args->num_args == 1);
   GPR_ASSERT(args->channel_args->args[0].type == GRPC_ARG_INTEGER);
   GPR_ASSERT(0 == strcmp(args->channel_args->args[0].key, "test_key"));
   GPR_ASSERT(args->channel_args->args[0].value.integer == 42);
   GPR_ASSERT(args->is_first);
   GPR_ASSERT(args->is_last);
-  *(int *)(elem->channel_data) = 0;
+  *(int*)(elem->channel_data) = 0;
   return GRPC_ERROR_NONE;
 }
 
-static grpc_error *call_init_func(grpc_exec_ctx *exec_ctx,
-                                  grpc_call_element *elem,
-                                  const grpc_call_element_args *args) {
-  ++*(int *)(elem->channel_data);
-  *(int *)(elem->call_data) = 0;
+static grpc_error* call_init_func(grpc_exec_ctx* exec_ctx,
+                                  grpc_call_element* elem,
+                                  const grpc_call_element_args* args) {
+  ++*(int*)(elem->channel_data);
+  *(int*)(elem->call_data) = 0;
   return GRPC_ERROR_NONE;
 }
 
-static void channel_destroy_func(grpc_exec_ctx *exec_ctx,
-                                 grpc_channel_element *elem) {}
+static void channel_destroy_func(grpc_exec_ctx* exec_ctx,
+                                 grpc_channel_element* elem) {}
 
-static void call_destroy_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
-                              const grpc_call_final_info *final_info,
-                              grpc_closure *ignored) {
-  ++*(int *)(elem->channel_data);
+static void call_destroy_func(grpc_exec_ctx* exec_ctx, grpc_call_element* elem,
+                              const grpc_call_final_info* final_info,
+                              grpc_closure* ignored) {
+  ++*(int*)(elem->channel_data);
 }
 
-static void call_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
-                      grpc_transport_stream_op_batch *op) {
-  ++*(int *)(elem->call_data);
+static void call_func(grpc_exec_ctx* exec_ctx, grpc_call_element* elem,
+                      grpc_transport_stream_op_batch* op) {
+  ++*(int*)(elem->call_data);
 }
 
-static void channel_func(grpc_exec_ctx *exec_ctx, grpc_channel_element *elem,
-                         grpc_transport_op *op) {
-  ++*(int *)(elem->channel_data);
+static void channel_func(grpc_exec_ctx* exec_ctx, grpc_channel_element* elem,
+                         grpc_transport_op* op) {
+  ++*(int*)(elem->channel_data);
 }
 
-static void free_channel(grpc_exec_ctx *exec_ctx, void *arg,
-                         grpc_error *error) {
+static void free_channel(grpc_exec_ctx* exec_ctx, void* arg,
+                         grpc_error* error) {
   grpc_channel_stack_destroy(exec_ctx, arg);
   gpr_free(arg);
 }
 
-static void free_call(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
+static void free_call(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {
   grpc_call_stack_destroy(exec_ctx, arg, NULL, NULL);
   gpr_free(arg);
 }
@@ -91,15 +91,15 @@
       channel_destroy_func,
       grpc_channel_next_get_info,
       "some_test_filter"};
-  const grpc_channel_filter *filters = &filter;
-  grpc_channel_stack *channel_stack;
-  grpc_call_stack *call_stack;
-  grpc_channel_element *channel_elem;
-  grpc_call_element *call_elem;
+  const grpc_channel_filter* filters = &filter;
+  grpc_channel_stack* channel_stack;
+  grpc_call_stack* call_stack;
+  grpc_channel_element* channel_elem;
+  grpc_call_element* call_elem;
   grpc_arg arg;
   grpc_channel_args chan_args;
-  int *channel_data;
-  int *call_data;
+  int* channel_data;
+  int* call_data;
   grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
   grpc_slice path = grpc_slice_from_static_string("/service/method");
 
@@ -115,7 +115,7 @@
                           1, &chan_args, NULL, "test", channel_stack);
   GPR_ASSERT(channel_stack->count == 1);
   channel_elem = grpc_channel_stack_element(channel_stack, 0);
-  channel_data = (int *)channel_elem->channel_data;
+  channel_data = (int*)channel_elem->channel_data;
   GPR_ASSERT(*channel_data == 0);
 
   call_stack = gpr_malloc(channel_stack->call_stack_size);
@@ -127,14 +127,14 @@
       .start_time = gpr_now(GPR_CLOCK_MONOTONIC),
       .deadline = GRPC_MILLIS_INF_FUTURE,
       .arena = NULL};
-  grpc_error *error = grpc_call_stack_init(&exec_ctx, channel_stack, 1,
+  grpc_error* error = grpc_call_stack_init(&exec_ctx, channel_stack, 1,
                                            free_call, call_stack, &args);
   GPR_ASSERT(error == GRPC_ERROR_NONE);
   GPR_ASSERT(call_stack->count == 1);
   call_elem = grpc_call_stack_element(call_stack, 0);
   GPR_ASSERT(call_elem->filter == channel_elem->filter);
   GPR_ASSERT(call_elem->channel_data == channel_elem->channel_data);
-  call_data = (int *)call_elem->call_data;
+  call_data = (int*)call_elem->call_data;
   GPR_ASSERT(*call_data == 0);
   GPR_ASSERT(*channel_data == 1);
 
@@ -148,7 +148,7 @@
   grpc_exec_ctx_finish(&exec_ctx);
 }
 
-int main(int argc, char **argv) {
+int main(int argc, char** argv) {
   grpc_test_init(argc, argv);
   grpc_init();
   test_create_channel_stack();
diff --git a/test/core/channel/minimal_stack_is_minimal_test.c b/test/core/channel/minimal_stack_is_minimal_test.c
index b452834..a43305a 100644
--- a/test/core/channel/minimal_stack_is_minimal_test.c
+++ b/test/core/channel/minimal_stack_is_minimal_test.c
@@ -42,8 +42,8 @@
 #include "test/core/util/test_config.h"
 
 // use CHECK_STACK instead
-static int check_stack(const char *file, int line, const char *transport_name,
-                       grpc_channel_args *init_args,
+static int check_stack(const char* file, int line, const char* transport_name,
+                       grpc_channel_args* init_args,
                        unsigned channel_stack_type, ...);
 
 // arguments: const char *transport_name   - the name of the transport type to
@@ -55,7 +55,7 @@
 //                                 filters to instantiate, terminated with NULL
 #define CHECK_STACK(...) check_stack(__FILE__, __LINE__, __VA_ARGS__)
 
-int main(int argc, char **argv) {
+int main(int argc, char** argv) {
   grpc_test_init(argc, argv);
   grpc_init();
   int errors = 0;
@@ -109,15 +109,15 @@
  * End of tests definitions, start of test infrastructure
  */
 
-static int check_stack(const char *file, int line, const char *transport_name,
-                       grpc_channel_args *init_args,
+static int check_stack(const char* file, int line, const char* transport_name,
+                       grpc_channel_args* init_args,
                        unsigned channel_stack_type, ...) {
   // create dummy channel stack
-  grpc_channel_stack_builder *builder = grpc_channel_stack_builder_create();
+  grpc_channel_stack_builder* builder = grpc_channel_stack_builder_create();
   grpc_transport_vtable fake_transport_vtable = {.name = transport_name};
   grpc_transport fake_transport = {.vtable = &fake_transport_vtable};
   grpc_channel_stack_builder_set_target(builder, "foo.test.google.fr");
-  grpc_channel_args *channel_args = grpc_channel_args_copy(init_args);
+  grpc_channel_args* channel_args = grpc_channel_args_copy(init_args);
   if (transport_name != NULL) {
     grpc_channel_stack_builder_set_transport(builder, &fake_transport);
   }
@@ -136,26 +136,26 @@
   va_list args;
   va_start(args, channel_stack_type);
   for (;;) {
-    char *a = va_arg(args, char *);
+    char* a = va_arg(args, char*);
     if (a == NULL) break;
     if (v.count != 0) gpr_strvec_add(&v, gpr_strdup(", "));
     gpr_strvec_add(&v, gpr_strdup(a));
   }
   va_end(args);
-  char *expect = gpr_strvec_flatten(&v, NULL);
+  char* expect = gpr_strvec_flatten(&v, NULL);
   gpr_strvec_destroy(&v);
 
   // build up our "got" list
   gpr_strvec_init(&v);
-  grpc_channel_stack_builder_iterator *it =
+  grpc_channel_stack_builder_iterator* it =
       grpc_channel_stack_builder_create_iterator_at_first(builder);
   while (grpc_channel_stack_builder_move_next(it)) {
-    const char *name = grpc_channel_stack_builder_iterator_filter_name(it);
+    const char* name = grpc_channel_stack_builder_iterator_filter_name(it);
     if (name == NULL) continue;
     if (v.count != 0) gpr_strvec_add(&v, gpr_strdup(", "));
     gpr_strvec_add(&v, gpr_strdup(name));
   }
-  char *got = gpr_strvec_flatten(&v, NULL);
+  char* got = gpr_strvec_flatten(&v, NULL);
   gpr_strvec_destroy(&v);
   grpc_channel_stack_builder_iterator_destroy(it);
 
@@ -170,7 +170,7 @@
       gpr_strvec_add(&v, gpr_strdup("="));
       switch (channel_args->args[i].type) {
         case GRPC_ARG_INTEGER: {
-          char *tmp;
+          char* tmp;
           gpr_asprintf(&tmp, "%d", channel_args->args[i].value.integer);
           gpr_strvec_add(&v, tmp);
           break;
@@ -179,7 +179,7 @@
           gpr_strvec_add(&v, gpr_strdup(channel_args->args[i].value.string));
           break;
         case GRPC_ARG_POINTER: {
-          char *tmp;
+          char* tmp;
           gpr_asprintf(&tmp, "%p", channel_args->args[i].value.pointer.p);
           gpr_strvec_add(&v, tmp);
           break;
@@ -187,15 +187,15 @@
       }
     }
     gpr_strvec_add(&v, gpr_strdup("}"));
-    char *args_str = gpr_strvec_flatten(&v, NULL);
+    char* args_str = gpr_strvec_flatten(&v, NULL);
     gpr_strvec_destroy(&v);
 
     gpr_log(file, line, GPR_LOG_SEVERITY_ERROR,
             "**************************************************");
-    gpr_log(file, line, GPR_LOG_SEVERITY_ERROR,
-            "FAILED transport=%s; stack_type=%s; channel_args=%s:",
-            transport_name, grpc_channel_stack_type_string(channel_stack_type),
-            args_str);
+    gpr_log(
+        file, line, GPR_LOG_SEVERITY_ERROR,
+        "FAILED transport=%s; stack_type=%s; channel_args=%s:", transport_name,
+        grpc_channel_stack_type_string(channel_stack_type), args_str);
     gpr_log(file, line, GPR_LOG_SEVERITY_ERROR, "EXPECTED: %s", expect);
     gpr_log(file, line, GPR_LOG_SEVERITY_ERROR, "GOT:      %s", got);
     result = 1;