indent pass to get logical source lines on one physical line

1 files changed, 241 insertions, 222 deletions

diff --git a/src/core/client_config/lb_policies/pick_first.c b/src/core/client_config/lb_policies/pick_first.c
index 7557053711..b8991dfaa7 100644
--- a/src/core/client_config/lb_policies/pick_first.c
+++ b/src/core/client_config/lb_policies/pick_first.c
@@ -39,14 +39,16 @@
 #include <grpc/support/alloc.h>
 #include "src/core/transport/connectivity_state.h"
 
-typedef struct pending_pick {
+typedef struct pending_pick
+{
   struct pending_pick *next;
   grpc_pollset *pollset;
   grpc_subchannel **target;
   grpc_closure *on_complete;
 } pending_pick;
 
-typedef struct {
+typedef struct
+{
   /** base policy: must be first */
   grpc_lb_policy base;
   /** all our subchannels */
@@ -76,286 +78,303 @@ typedef struct {
   grpc_connectivity_state_tracker state_tracker;
 } pick_first_lb_policy;
 
-static void del_interested_parties_locked(pick_first_lb_policy *p,
-                                          grpc_closure_list *closure_list) {
+static void
+del_interested_parties_locked (pick_first_lb_policy * p, grpc_closure_list * closure_list)
+{
   pending_pick *pp;
-  for (pp = p->pending_picks; pp; pp = pp->next) {
-    grpc_subchannel_del_interested_party(p->subchannels[p->checking_subchannel],
-                                         pp->pollset, closure_list);
-  }
+  for (pp = p->pending_picks; pp; pp = pp->next)
+    {
+      grpc_subchannel_del_interested_party (p->subchannels[p->checking_subchannel], pp->pollset, closure_list);
+    }
 }
 
-static void add_interested_parties_locked(pick_first_lb_policy *p,
-                                          grpc_closure_list *closure_list) {
+static void
+add_interested_parties_locked (pick_first_lb_policy * p, grpc_closure_list * closure_list)
+{
   pending_pick *pp;
-  for (pp = p->pending_picks; pp; pp = pp->next) {
-    grpc_subchannel_add_interested_party(p->subchannels[p->checking_subchannel],
-                                         pp->pollset, closure_list);
-  }
+  for (pp = p->pending_picks; pp; pp = pp->next)
+    {
+      grpc_subchannel_add_interested_party (p->subchannels[p->checking_subchannel], pp->pollset, closure_list);
+    }
 }
 
-void pf_destroy(grpc_lb_policy *pol, grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
+void
+pf_destroy (grpc_lb_policy * pol, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
   size_t i;
-  GPR_ASSERT(p->pending_picks == NULL);
-  for (i = 0; i < p->num_subchannels; i++) {
-    GRPC_SUBCHANNEL_UNREF(p->subchannels[i], "pick_first", closure_list);
-  }
-  grpc_connectivity_state_destroy(&p->state_tracker, closure_list);
-  gpr_free(p->subchannels);
-  gpr_mu_destroy(&p->mu);
-  gpr_free(p);
+  GPR_ASSERT (p->pending_picks == NULL);
+  for (i = 0; i < p->num_subchannels; i++)
+    {
+      GRPC_SUBCHANNEL_UNREF (p->subchannels[i], "pick_first", closure_list);
+    }
+  grpc_connectivity_state_destroy (&p->state_tracker, closure_list);
+  gpr_free (p->subchannels);
+  gpr_mu_destroy (&p->mu);
+  gpr_free (p);
 }
 
-void pf_shutdown(grpc_lb_policy *pol, grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
+void
+pf_shutdown (grpc_lb_policy * pol, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
   pending_pick *pp;
-  gpr_mu_lock(&p->mu);
-  del_interested_parties_locked(p, closure_list);
+  gpr_mu_lock (&p->mu);
+  del_interested_parties_locked (p, closure_list);
   p->shutdown = 1;
   pp = p->pending_picks;
   p->pending_picks = NULL;
-  grpc_connectivity_state_set(&p->state_tracker, GRPC_CHANNEL_FATAL_FAILURE,
-                              "shutdown", closure_list);
-  gpr_mu_unlock(&p->mu);
-  while (pp != NULL) {
-    pending_pick *next = pp->next;
-    *pp->target = NULL;
-    grpc_closure_list_add(closure_list, pp->on_complete, 1);
-    gpr_free(pp);
-    pp = next;
-  }
+  grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_FATAL_FAILURE, "shutdown", closure_list);
+  gpr_mu_unlock (&p->mu);
+  while (pp != NULL)
+    {
+      pending_pick *next = pp->next;
+      *pp->target = NULL;
+      grpc_closure_list_add (closure_list, pp->on_complete, 1);
+      gpr_free (pp);
+      pp = next;
+    }
 }
 
-static void start_picking(pick_first_lb_policy *p,
-                          grpc_closure_list *closure_list) {
+static void
+start_picking (pick_first_lb_policy * p, grpc_closure_list * closure_list)
+{
   p->started_picking = 1;
   p->checking_subchannel = 0;
   p->checking_connectivity = GRPC_CHANNEL_IDLE;
-  GRPC_LB_POLICY_REF(&p->base, "pick_first_connectivity");
-  grpc_subchannel_notify_on_state_change(
-      p->subchannels[p->checking_subchannel], &p->checking_connectivity,
-      &p->connectivity_changed, closure_list);
+  GRPC_LB_POLICY_REF (&p->base, "pick_first_connectivity");
+  grpc_subchannel_notify_on_state_change (p->subchannels[p->checking_subchannel], &p->checking_connectivity, &p->connectivity_changed, closure_list);
 }
 
-void pf_exit_idle(grpc_lb_policy *pol, grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
-  gpr_mu_lock(&p->mu);
-  if (!p->started_picking) {
-    start_picking(p, closure_list);
-  }
-  gpr_mu_unlock(&p->mu);
+void
+pf_exit_idle (grpc_lb_policy * pol, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
+  gpr_mu_lock (&p->mu);
+  if (!p->started_picking)
+    {
+      start_picking (p, closure_list);
+    }
+  gpr_mu_unlock (&p->mu);
 }
 
-void pf_pick(grpc_lb_policy *pol, grpc_pollset *pollset,
-             grpc_metadata_batch *initial_metadata, grpc_subchannel **target,
-             grpc_closure *on_complete, grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
+void
+pf_pick (grpc_lb_policy * pol, grpc_pollset * pollset, grpc_metadata_batch * initial_metadata, grpc_subchannel ** target, grpc_closure * on_complete, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
   pending_pick *pp;
-  gpr_mu_lock(&p->mu);
-  if (p->selected) {
-    gpr_mu_unlock(&p->mu);
-    *target = p->selected;
-    grpc_closure_list_add(closure_list, on_complete, 1);
-  } else {
-    if (!p->started_picking) {
-      start_picking(p, closure_list);
+  gpr_mu_lock (&p->mu);
+  if (p->selected)
+    {
+      gpr_mu_unlock (&p->mu);
+      *target = p->selected;
+      grpc_closure_list_add (closure_list, on_complete, 1);
+    }
+  else
+    {
+      if (!p->started_picking)
+	{
+	  start_picking (p, closure_list);
+	}
+      grpc_subchannel_add_interested_party (p->subchannels[p->checking_subchannel], pollset, closure_list);
+      pp = gpr_malloc (sizeof (*pp));
+      pp->next = p->pending_picks;
+      pp->pollset = pollset;
+      pp->target = target;
+      pp->on_complete = on_complete;
+      p->pending_picks = pp;
+      gpr_mu_unlock (&p->mu);
     }
-    grpc_subchannel_add_interested_party(p->subchannels[p->checking_subchannel],
-                                         pollset, closure_list);
-    pp = gpr_malloc(sizeof(*pp));
-    pp->next = p->pending_picks;
-    pp->pollset = pollset;
-    pp->target = target;
-    pp->on_complete = on_complete;
-    p->pending_picks = pp;
-    gpr_mu_unlock(&p->mu);
-  }
 }
 
-static void pf_connectivity_changed(void *arg, int iomgr_success,
-                                    grpc_closure_list *closure_list) {
+static void
+pf_connectivity_changed (void *arg, int iomgr_success, grpc_closure_list * closure_list)
+{
   pick_first_lb_policy *p = arg;
   pending_pick *pp;
 
-  gpr_mu_lock(&p->mu);
+  gpr_mu_lock (&p->mu);
 
-  if (p->shutdown) {
-    gpr_mu_unlock(&p->mu);
-    GRPC_LB_POLICY_UNREF(&p->base, "pick_first_connectivity", closure_list);
-    return;
-  } else if (p->selected != NULL) {
-    grpc_connectivity_state_set(&p->state_tracker, p->checking_connectivity,
-                                "selected_changed", closure_list);
-    if (p->checking_connectivity != GRPC_CHANNEL_FATAL_FAILURE) {
-      grpc_subchannel_notify_on_state_change(
-          p->selected, &p->checking_connectivity, &p->connectivity_changed,
-          closure_list);
-    } else {
-      GRPC_LB_POLICY_UNREF(&p->base, "pick_first_connectivity", closure_list);
+  if (p->shutdown)
+    {
+      gpr_mu_unlock (&p->mu);
+      GRPC_LB_POLICY_UNREF (&p->base, "pick_first_connectivity", closure_list);
+      return;
     }
-  } else {
-  loop:
-    switch (p->checking_connectivity) {
-      case GRPC_CHANNEL_READY:
-        grpc_connectivity_state_set(&p->state_tracker, GRPC_CHANNEL_READY,
-                                    "connecting_ready", closure_list);
-        p->selected = p->subchannels[p->checking_subchannel];
-        while ((pp = p->pending_picks)) {
-          p->pending_picks = pp->next;
-          *pp->target = p->selected;
-          grpc_subchannel_del_interested_party(p->selected, pp->pollset,
-                                               closure_list);
-          grpc_closure_list_add(closure_list, pp->on_complete, 1);
-          gpr_free(pp);
-        }
-        grpc_subchannel_notify_on_state_change(
-            p->selected, &p->checking_connectivity, &p->connectivity_changed,
-            closure_list);
-        break;
-      case GRPC_CHANNEL_TRANSIENT_FAILURE:
-        grpc_connectivity_state_set(
-            &p->state_tracker, GRPC_CHANNEL_TRANSIENT_FAILURE,
-            "connecting_transient_failure", closure_list);
-        del_interested_parties_locked(p, closure_list);
-        p->checking_subchannel =
-            (p->checking_subchannel + 1) % p->num_subchannels;
-        p->checking_connectivity = grpc_subchannel_check_connectivity(
-            p->subchannels[p->checking_subchannel]);
-        add_interested_parties_locked(p, closure_list);
-        if (p->checking_connectivity == GRPC_CHANNEL_TRANSIENT_FAILURE) {
-          grpc_subchannel_notify_on_state_change(
-              p->subchannels[p->checking_subchannel], &p->checking_connectivity,
-              &p->connectivity_changed, closure_list);
-        } else {
-          goto loop;
-        }
-        break;
-      case GRPC_CHANNEL_CONNECTING:
-      case GRPC_CHANNEL_IDLE:
-        grpc_connectivity_state_set(&p->state_tracker, GRPC_CHANNEL_CONNECTING,
-                                    "connecting_changed", closure_list);
-        grpc_subchannel_notify_on_state_change(
-            p->subchannels[p->checking_subchannel], &p->checking_connectivity,
-            &p->connectivity_changed, closure_list);
-        break;
-      case GRPC_CHANNEL_FATAL_FAILURE:
-        del_interested_parties_locked(p, closure_list);
-        GPR_SWAP(grpc_subchannel *, p->subchannels[p->checking_subchannel],
-                 p->subchannels[p->num_subchannels - 1]);
-        p->num_subchannels--;
-        GRPC_SUBCHANNEL_UNREF(p->subchannels[p->num_subchannels], "pick_first",
-                              closure_list);
-        if (p->num_subchannels == 0) {
-          grpc_connectivity_state_set(&p->state_tracker,
-                                      GRPC_CHANNEL_FATAL_FAILURE,
-                                      "no_more_channels", closure_list);
-          while ((pp = p->pending_picks)) {
-            p->pending_picks = pp->next;
-            *pp->target = NULL;
-            grpc_closure_list_add(closure_list, pp->on_complete, 1);
-            gpr_free(pp);
-          }
-          GRPC_LB_POLICY_UNREF(&p->base, "pick_first_connectivity",
-                               closure_list);
-        } else {
-          grpc_connectivity_state_set(&p->state_tracker,
-                                      GRPC_CHANNEL_TRANSIENT_FAILURE,
-                                      "subchannel_failed", closure_list);
-          p->checking_subchannel %= p->num_subchannels;
-          p->checking_connectivity = grpc_subchannel_check_connectivity(
-              p->subchannels[p->checking_subchannel]);
-          add_interested_parties_locked(p, closure_list);
-          goto loop;
-        }
+  else if (p->selected != NULL)
+    {
+      grpc_connectivity_state_set (&p->state_tracker, p->checking_connectivity, "selected_changed", closure_list);
+      if (p->checking_connectivity != GRPC_CHANNEL_FATAL_FAILURE)
+	{
+	  grpc_subchannel_notify_on_state_change (p->selected, &p->checking_connectivity, &p->connectivity_changed, closure_list);
+	}
+      else
+	{
+	  GRPC_LB_POLICY_UNREF (&p->base, "pick_first_connectivity", closure_list);
+	}
+    }
+  else
+    {
+    loop:
+      switch (p->checking_connectivity)
+	{
+	case GRPC_CHANNEL_READY:
+	  grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_READY, "connecting_ready", closure_list);
+	  p->selected = p->subchannels[p->checking_subchannel];
+	  while ((pp = p->pending_picks))
+	    {
+	      p->pending_picks = pp->next;
+	      *pp->target = p->selected;
+	      grpc_subchannel_del_interested_party (p->selected, pp->pollset, closure_list);
+	      grpc_closure_list_add (closure_list, pp->on_complete, 1);
+	      gpr_free (pp);
+	    }
+	  grpc_subchannel_notify_on_state_change (p->selected, &p->checking_connectivity, &p->connectivity_changed, closure_list);
+	  break;
+	case GRPC_CHANNEL_TRANSIENT_FAILURE:
+	  grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_TRANSIENT_FAILURE, "connecting_transient_failure", closure_list);
+	  del_interested_parties_locked (p, closure_list);
+	  p->checking_subchannel = (p->checking_subchannel + 1) % p->num_subchannels;
+	  p->checking_connectivity = grpc_subchannel_check_connectivity (p->subchannels[p->checking_subchannel]);
+	  add_interested_parties_locked (p, closure_list);
+	  if (p->checking_connectivity == GRPC_CHANNEL_TRANSIENT_FAILURE)
+	    {
+	      grpc_subchannel_notify_on_state_change (p->subchannels[p->checking_subchannel], &p->checking_connectivity, &p->connectivity_changed, closure_list);
+	    }
+	  else
+	    {
+	      goto loop;
+	    }
+	  break;
+	case GRPC_CHANNEL_CONNECTING:
+	case GRPC_CHANNEL_IDLE:
+	  grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_CONNECTING, "connecting_changed", closure_list);
+	  grpc_subchannel_notify_on_state_change (p->subchannels[p->checking_subchannel], &p->checking_connectivity, &p->connectivity_changed, closure_list);
+	  break;
+	case GRPC_CHANNEL_FATAL_FAILURE:
+	  del_interested_parties_locked (p, closure_list);
+	  GPR_SWAP (grpc_subchannel *, p->subchannels[p->checking_subchannel], p->subchannels[p->num_subchannels - 1]);
+	  p->num_subchannels--;
+	  GRPC_SUBCHANNEL_UNREF (p->subchannels[p->num_subchannels], "pick_first", closure_list);
+	  if (p->num_subchannels == 0)
+	    {
+	      grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_FATAL_FAILURE, "no_more_channels", closure_list);
+	      while ((pp = p->pending_picks))
+		{
+		  p->pending_picks = pp->next;
+		  *pp->target = NULL;
+		  grpc_closure_list_add (closure_list, pp->on_complete, 1);
+		  gpr_free (pp);
+		}
+	      GRPC_LB_POLICY_UNREF (&p->base, "pick_first_connectivity", closure_list);
+	    }
+	  else
+	    {
+	      grpc_connectivity_state_set (&p->state_tracker, GRPC_CHANNEL_TRANSIENT_FAILURE, "subchannel_failed", closure_list);
+	      p->checking_subchannel %= p->num_subchannels;
+	      p->checking_connectivity = grpc_subchannel_check_connectivity (p->subchannels[p->checking_subchannel]);
+	      add_interested_parties_locked (p, closure_list);
+	      goto loop;
+	    }
+	}
     }
-  }
 
-  gpr_mu_unlock(&p->mu);
+  gpr_mu_unlock (&p->mu);
 }
 
-static void pf_broadcast(grpc_lb_policy *pol, grpc_transport_op *op,
-                         grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
+static void
+pf_broadcast (grpc_lb_policy * pol, grpc_transport_op * op, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
   size_t i;
   size_t n;
   grpc_subchannel **subchannels;
 
-  gpr_mu_lock(&p->mu);
+  gpr_mu_lock (&p->mu);
   n = p->num_subchannels;
-  subchannels = gpr_malloc(n * sizeof(*subchannels));
-  for (i = 0; i < n; i++) {
-    subchannels[i] = p->subchannels[i];
-    GRPC_SUBCHANNEL_REF(subchannels[i], "pf_broadcast");
-  }
-  gpr_mu_unlock(&p->mu);
+  subchannels = gpr_malloc (n * sizeof (*subchannels));
+  for (i = 0; i < n; i++)
+    {
+      subchannels[i] = p->subchannels[i];
+      GRPC_SUBCHANNEL_REF (subchannels[i], "pf_broadcast");
+    }
+  gpr_mu_unlock (&p->mu);
 
-  for (i = 0; i < n; i++) {
-    grpc_subchannel_process_transport_op(subchannels[i], op, closure_list);
-    GRPC_SUBCHANNEL_UNREF(subchannels[i], "pf_broadcast", closure_list);
-  }
-  gpr_free(subchannels);
+  for (i = 0; i < n; i++)
+    {
+      grpc_subchannel_process_transport_op (subchannels[i], op, closure_list);
+      GRPC_SUBCHANNEL_UNREF (subchannels[i], "pf_broadcast", closure_list);
+    }
+  gpr_free (subchannels);
 }
 
-static grpc_connectivity_state pf_check_connectivity(
-    grpc_lb_policy *pol, grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
+static grpc_connectivity_state
+pf_check_connectivity (grpc_lb_policy * pol, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
   grpc_connectivity_state st;
-  gpr_mu_lock(&p->mu);
-  st = grpc_connectivity_state_check(&p->state_tracker);
-  gpr_mu_unlock(&p->mu);
+  gpr_mu_lock (&p->mu);
+  st = grpc_connectivity_state_check (&p->state_tracker);
+  gpr_mu_unlock (&p->mu);
   return st;
 }
 
-void pf_notify_on_state_change(grpc_lb_policy *pol,
-                               grpc_connectivity_state *current,
-                               grpc_closure *notify,
-                               grpc_closure_list *closure_list) {
-  pick_first_lb_policy *p = (pick_first_lb_policy *)pol;
-  gpr_mu_lock(&p->mu);
-  grpc_connectivity_state_notify_on_state_change(&p->state_tracker, current,
-                                                 notify, closure_list);
-  gpr_mu_unlock(&p->mu);
+void
+pf_notify_on_state_change (grpc_lb_policy * pol, grpc_connectivity_state * current, grpc_closure * notify, grpc_closure_list * closure_list)
+{
+  pick_first_lb_policy *p = (pick_first_lb_policy *) pol;
+  gpr_mu_lock (&p->mu);
+  grpc_connectivity_state_notify_on_state_change (&p->state_tracker, current, notify, closure_list);
+  gpr_mu_unlock (&p->mu);
 }
 
 static const grpc_lb_policy_vtable pick_first_lb_policy_vtable = {
-    pf_destroy,
-    pf_shutdown,
-    pf_pick,
-    pf_exit_idle,
-    pf_broadcast,
-    pf_check_connectivity,
-    pf_notify_on_state_change};
+  pf_destroy,
+  pf_shutdown,
+  pf_pick,
+  pf_exit_idle,
+  pf_broadcast,
+  pf_check_connectivity,
+  pf_notify_on_state_change
+};
 
-static void pick_first_factory_ref(grpc_lb_policy_factory *factory) {}
+static void
+pick_first_factory_ref (grpc_lb_policy_factory * factory)
+{
+}
 
-static void pick_first_factory_unref(grpc_lb_policy_factory *factory) {}
+static void
+pick_first_factory_unref (grpc_lb_policy_factory * factory)
+{
+}
 
-static grpc_lb_policy *create_pick_first(grpc_lb_policy_factory *factory,
-                                         grpc_lb_policy_args *args) {
-  pick_first_lb_policy *p = gpr_malloc(sizeof(*p));
-  GPR_ASSERT(args->num_subchannels > 0);
-  memset(p, 0, sizeof(*p));
-  grpc_lb_policy_init(&p->base, &pick_first_lb_policy_vtable);
-  p->subchannels =
-      gpr_malloc(sizeof(grpc_subchannel *) * args->num_subchannels);
+static grpc_lb_policy *
+create_pick_first (grpc_lb_policy_factory * factory, grpc_lb_policy_args * args)
+{
+  pick_first_lb_policy *p = gpr_malloc (sizeof (*p));
+  GPR_ASSERT (args->num_subchannels > 0);
+  memset (p, 0, sizeof (*p));
+  grpc_lb_policy_init (&p->base, &pick_first_lb_policy_vtable);
+  p->subchannels = gpr_malloc (sizeof (grpc_subchannel *) * args->num_subchannels);
   p->num_subchannels = args->num_subchannels;
-  grpc_connectivity_state_init(&p->state_tracker, GRPC_CHANNEL_IDLE,
-                               "pick_first");
-  memcpy(p->subchannels, args->subchannels,
-         sizeof(grpc_subchannel *) * args->num_subchannels);
-  grpc_closure_init(&p->connectivity_changed, pf_connectivity_changed, p);
-  gpr_mu_init(&p->mu);
+  grpc_connectivity_state_init (&p->state_tracker, GRPC_CHANNEL_IDLE, "pick_first");
+  memcpy (p->subchannels, args->subchannels, sizeof (grpc_subchannel *) * args->num_subchannels);
+  grpc_closure_init (&p->connectivity_changed, pf_connectivity_changed, p);
+  gpr_mu_init (&p->mu);
   return &p->base;
 }
 
 static const grpc_lb_policy_factory_vtable pick_first_factory_vtable = {
-    pick_first_factory_ref, pick_first_factory_unref, create_pick_first,
-    "pick_first"};
+  pick_first_factory_ref, pick_first_factory_unref, create_pick_first,
+  "pick_first"
+};
 
 static grpc_lb_policy_factory pick_first_lb_policy_factory = {
-    &pick_first_factory_vtable};
+  &pick_first_factory_vtable
+};
 
-grpc_lb_policy_factory *grpc_pick_first_lb_factory_create() {
+grpc_lb_policy_factory *
+grpc_pick_first_lb_factory_create ()
+{
   return &pick_first_lb_policy_factory;
 }