Update clang-format to 5.0
diff --git a/src/core/lib/surface/channel_init.cc b/src/core/lib/surface/channel_init.cc
index 33f444b..17d8caf 100644
--- a/src/core/lib/surface/channel_init.cc
+++ b/src/core/lib/surface/channel_init.cc
@@ -23,13 +23,13 @@
 
 typedef struct stage_slot {
   grpc_channel_init_stage fn;
-  void *arg;
+  void* arg;
   int priority;
   size_t insertion_order;
 } stage_slot;
 
 typedef struct stage_slots {
-  stage_slot *slots;
+  stage_slot* slots;
   size_t num_slots;
   size_t cap_slots;
 } stage_slots;
@@ -49,24 +49,24 @@
 void grpc_channel_init_register_stage(grpc_channel_stack_type type,
                                       int priority,
                                       grpc_channel_init_stage stage,
-                                      void *stage_arg) {
+                                      void* stage_arg) {
   GPR_ASSERT(!g_finalized);
   if (g_slots[type].cap_slots == g_slots[type].num_slots) {
     g_slots[type].cap_slots = GPR_MAX(8, 3 * g_slots[type].cap_slots / 2);
-    g_slots[type].slots = (stage_slot *)gpr_realloc(
+    g_slots[type].slots = (stage_slot*)gpr_realloc(
         g_slots[type].slots,
         g_slots[type].cap_slots * sizeof(*g_slots[type].slots));
   }
-  stage_slot *s = &g_slots[type].slots[g_slots[type].num_slots++];
+  stage_slot* s = &g_slots[type].slots[g_slots[type].num_slots++];
   s->insertion_order = g_slots[type].num_slots;
   s->priority = priority;
   s->fn = stage;
   s->arg = stage_arg;
 }
 
-static int compare_slots(const void *a, const void *b) {
-  const stage_slot *sa = (const stage_slot *)a;
-  const stage_slot *sb = (const stage_slot *)b;
+static int compare_slots(const void* a, const void* b) {
+  const stage_slot* sa = (const stage_slot*)a;
+  const stage_slot* sb = (const stage_slot*)b;
 
   int c = GPR_ICMP(sa->priority, sb->priority);
   if (c != 0) return c;
@@ -85,12 +85,12 @@
 void grpc_channel_init_shutdown(void) {
   for (int i = 0; i < GRPC_NUM_CHANNEL_STACK_TYPES; i++) {
     gpr_free(g_slots[i].slots);
-    g_slots[i].slots = (stage_slot *)(void *)(uintptr_t)0xdeadbeef;
+    g_slots[i].slots = (stage_slot*)(void*)(uintptr_t)0xdeadbeef;
   }
 }
 
-bool grpc_channel_init_create_stack(grpc_exec_ctx *exec_ctx,
-                                    grpc_channel_stack_builder *builder,
+bool grpc_channel_init_create_stack(grpc_exec_ctx* exec_ctx,
+                                    grpc_channel_stack_builder* builder,
                                     grpc_channel_stack_type type) {
   GPR_ASSERT(g_finalized);
 
@@ -98,7 +98,7 @@
                                       grpc_channel_stack_type_string(type));
 
   for (size_t i = 0; i < g_slots[type].num_slots; i++) {
-    const stage_slot *slot = &g_slots[type].slots[i];
+    const stage_slot* slot = &g_slots[type].slots[i];
     if (!slot->fn(exec_ctx, builder, slot->arg)) {
       return false;
     }