Update clang-format to 5.0
diff --git a/src/core/lib/support/avl.cc b/src/core/lib/support/avl.cc
index 0e28b24..4ba101b 100644
--- a/src/core/lib/support/avl.cc
+++ b/src/core/lib/support/avl.cc
@@ -25,22 +25,22 @@
 #include <grpc/support/string_util.h>
 #include <grpc/support/useful.h>
 
-gpr_avl gpr_avl_create(const gpr_avl_vtable *vtable) {
+gpr_avl gpr_avl_create(const gpr_avl_vtable* vtable) {
   gpr_avl out;
   out.vtable = vtable;
   out.root = NULL;
   return out;
 }
 
-static gpr_avl_node *ref_node(gpr_avl_node *node) {
+static gpr_avl_node* ref_node(gpr_avl_node* node) {
   if (node) {
     gpr_ref(&node->refs);
   }
   return node;
 }
 
-static void unref_node(const gpr_avl_vtable *vtable, gpr_avl_node *node,
-                       void *user_data) {
+static void unref_node(const gpr_avl_vtable* vtable, gpr_avl_node* node,
+                       void* user_data) {
   if (node == NULL) {
     return;
   }
@@ -53,17 +53,18 @@
   }
 }
 
-static long node_height(gpr_avl_node *node) {
+static long node_height(gpr_avl_node* node) {
   return node == NULL ? 0 : node->height;
 }
 
 #ifndef NDEBUG
-static long calculate_height(gpr_avl_node *node) {
-  return node == NULL ? 0 : 1 + GPR_MAX(calculate_height(node->left),
-                                        calculate_height(node->right));
+static long calculate_height(gpr_avl_node* node) {
+  return node == NULL ? 0
+                      : 1 + GPR_MAX(calculate_height(node->left),
+                                    calculate_height(node->right));
 }
 
-static gpr_avl_node *assert_invariants(gpr_avl_node *n) {
+static gpr_avl_node* assert_invariants(gpr_avl_node* n) {
   if (n == NULL) return NULL;
   assert_invariants(n->left);
   assert_invariants(n->right);
@@ -72,12 +73,12 @@
   return n;
 }
 #else
-static gpr_avl_node *assert_invariants(gpr_avl_node *n) { return n; }
+static gpr_avl_node* assert_invariants(gpr_avl_node* n) { return n; }
 #endif
 
-gpr_avl_node *new_node(void *key, void *value, gpr_avl_node *left,
-                       gpr_avl_node *right) {
-  gpr_avl_node *node = (gpr_avl_node *)gpr_malloc(sizeof(*node));
+gpr_avl_node* new_node(void* key, void* value, gpr_avl_node* left,
+                       gpr_avl_node* right) {
+  gpr_avl_node* node = (gpr_avl_node*)gpr_malloc(sizeof(*node));
   gpr_ref_init(&node->refs, 1);
   node->key = key;
   node->value = value;
@@ -87,8 +88,8 @@
   return node;
 }
 
-static gpr_avl_node *get(const gpr_avl_vtable *vtable, gpr_avl_node *node,
-                         void *key, void *user_data) {
+static gpr_avl_node* get(const gpr_avl_vtable* vtable, gpr_avl_node* node,
+                         void* key, void* user_data) {
   long cmp;
 
   if (node == NULL) {
@@ -105,13 +106,13 @@
   }
 }
 
-void *gpr_avl_get(gpr_avl avl, void *key, void *user_data) {
-  gpr_avl_node *node = get(avl.vtable, avl.root, key, user_data);
+void* gpr_avl_get(gpr_avl avl, void* key, void* user_data) {
+  gpr_avl_node* node = get(avl.vtable, avl.root, key, user_data);
   return node ? node->value : NULL;
 }
 
-int gpr_avl_maybe_get(gpr_avl avl, void *key, void **value, void *user_data) {
-  gpr_avl_node *node = get(avl.vtable, avl.root, key, user_data);
+int gpr_avl_maybe_get(gpr_avl avl, void* key, void** value, void* user_data) {
+  gpr_avl_node* node = get(avl.vtable, avl.root, key, user_data);
   if (node != NULL) {
     *value = node->value;
     return 1;
@@ -119,10 +120,10 @@
   return 0;
 }
 
-static gpr_avl_node *rotate_left(const gpr_avl_vtable *vtable, void *key,
-                                 void *value, gpr_avl_node *left,
-                                 gpr_avl_node *right, void *user_data) {
-  gpr_avl_node *n = new_node(vtable->copy_key(right->key, user_data),
+static gpr_avl_node* rotate_left(const gpr_avl_vtable* vtable, void* key,
+                                 void* value, gpr_avl_node* left,
+                                 gpr_avl_node* right, void* user_data) {
+  gpr_avl_node* n = new_node(vtable->copy_key(right->key, user_data),
                              vtable->copy_value(right->value, user_data),
                              new_node(key, value, left, ref_node(right->left)),
                              ref_node(right->right));
@@ -130,10 +131,10 @@
   return n;
 }
 
-static gpr_avl_node *rotate_right(const gpr_avl_vtable *vtable, void *key,
-                                  void *value, gpr_avl_node *left,
-                                  gpr_avl_node *right, void *user_data) {
-  gpr_avl_node *n =
+static gpr_avl_node* rotate_right(const gpr_avl_vtable* vtable, void* key,
+                                  void* value, gpr_avl_node* left,
+                                  gpr_avl_node* right, void* user_data) {
+  gpr_avl_node* n =
       new_node(vtable->copy_key(left->key, user_data),
                vtable->copy_value(left->value, user_data), ref_node(left->left),
                new_node(key, value, ref_node(left->right), right));
@@ -141,11 +142,11 @@
   return n;
 }
 
-static gpr_avl_node *rotate_left_right(const gpr_avl_vtable *vtable, void *key,
-                                       void *value, gpr_avl_node *left,
-                                       gpr_avl_node *right, void *user_data) {
+static gpr_avl_node* rotate_left_right(const gpr_avl_vtable* vtable, void* key,
+                                       void* value, gpr_avl_node* left,
+                                       gpr_avl_node* right, void* user_data) {
   /* rotate_right(..., rotate_left(left), right) */
-  gpr_avl_node *n =
+  gpr_avl_node* n =
       new_node(vtable->copy_key(left->right->key, user_data),
                vtable->copy_value(left->right->value, user_data),
                new_node(vtable->copy_key(left->key, user_data),
@@ -156,11 +157,11 @@
   return n;
 }
 
-static gpr_avl_node *rotate_right_left(const gpr_avl_vtable *vtable, void *key,
-                                       void *value, gpr_avl_node *left,
-                                       gpr_avl_node *right, void *user_data) {
+static gpr_avl_node* rotate_right_left(const gpr_avl_vtable* vtable, void* key,
+                                       void* value, gpr_avl_node* left,
+                                       gpr_avl_node* right, void* user_data) {
   /* rotate_left(..., left, rotate_right(right)) */
-  gpr_avl_node *n =
+  gpr_avl_node* n =
       new_node(vtable->copy_key(right->left->key, user_data),
                vtable->copy_value(right->left->value, user_data),
                new_node(key, value, left, ref_node(right->left->left)),
@@ -171,9 +172,9 @@
   return n;
 }
 
-static gpr_avl_node *rebalance(const gpr_avl_vtable *vtable, void *key,
-                               void *value, gpr_avl_node *left,
-                               gpr_avl_node *right, void *user_data) {
+static gpr_avl_node* rebalance(const gpr_avl_vtable* vtable, void* key,
+                               void* value, gpr_avl_node* left,
+                               gpr_avl_node* right, void* user_data) {
   switch (node_height(left) - node_height(right)) {
     case 2:
       if (node_height(left->left) - node_height(left->right) == -1) {
@@ -196,8 +197,8 @@
   }
 }
 
-static gpr_avl_node *add_key(const gpr_avl_vtable *vtable, gpr_avl_node *node,
-                             void *key, void *value, void *user_data) {
+static gpr_avl_node* add_key(const gpr_avl_vtable* vtable, gpr_avl_node* node,
+                             void* key, void* value, void* user_data) {
   long cmp;
   if (node == NULL) {
     return new_node(key, value, NULL, NULL);
@@ -218,31 +219,31 @@
   }
 }
 
-gpr_avl gpr_avl_add(gpr_avl avl, void *key, void *value, void *user_data) {
-  gpr_avl_node *old_root = avl.root;
+gpr_avl gpr_avl_add(gpr_avl avl, void* key, void* value, void* user_data) {
+  gpr_avl_node* old_root = avl.root;
   avl.root = add_key(avl.vtable, avl.root, key, value, user_data);
   assert_invariants(avl.root);
   unref_node(avl.vtable, old_root, user_data);
   return avl;
 }
 
-static gpr_avl_node *in_order_head(gpr_avl_node *node) {
+static gpr_avl_node* in_order_head(gpr_avl_node* node) {
   while (node->left != NULL) {
     node = node->left;
   }
   return node;
 }
 
-static gpr_avl_node *in_order_tail(gpr_avl_node *node) {
+static gpr_avl_node* in_order_tail(gpr_avl_node* node) {
   while (node->right != NULL) {
     node = node->right;
   }
   return node;
 }
 
-static gpr_avl_node *remove_key(const gpr_avl_vtable *vtable,
-                                gpr_avl_node *node, void *key,
-                                void *user_data) {
+static gpr_avl_node* remove_key(const gpr_avl_vtable* vtable,
+                                gpr_avl_node* node, void* key,
+                                void* user_data) {
   long cmp;
   if (node == NULL) {
     return NULL;
@@ -254,13 +255,13 @@
     } else if (node->right == NULL) {
       return ref_node(node->left);
     } else if (node->left->height < node->right->height) {
-      gpr_avl_node *h = in_order_head(node->right);
+      gpr_avl_node* h = in_order_head(node->right);
       return rebalance(
           vtable, vtable->copy_key(h->key, user_data),
           vtable->copy_value(h->value, user_data), ref_node(node->left),
           remove_key(vtable, node->right, h->key, user_data), user_data);
     } else {
-      gpr_avl_node *h = in_order_tail(node->left);
+      gpr_avl_node* h = in_order_tail(node->left);
       return rebalance(vtable, vtable->copy_key(h->key, user_data),
                        vtable->copy_value(h->value, user_data),
                        remove_key(vtable, node->left, h->key, user_data),
@@ -279,20 +280,20 @@
   }
 }
 
-gpr_avl gpr_avl_remove(gpr_avl avl, void *key, void *user_data) {
-  gpr_avl_node *old_root = avl.root;
+gpr_avl gpr_avl_remove(gpr_avl avl, void* key, void* user_data) {
+  gpr_avl_node* old_root = avl.root;
   avl.root = remove_key(avl.vtable, avl.root, key, user_data);
   assert_invariants(avl.root);
   unref_node(avl.vtable, old_root, user_data);
   return avl;
 }
 
-gpr_avl gpr_avl_ref(gpr_avl avl, void *user_data) {
+gpr_avl gpr_avl_ref(gpr_avl avl, void* user_data) {
   ref_node(avl.root);
   return avl;
 }
 
-void gpr_avl_unref(gpr_avl avl, void *user_data) {
+void gpr_avl_unref(gpr_avl avl, void* user_data) {
   unref_node(avl.vtable, avl.root, user_data);
 }