Added round robin LB policy.
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index 2d2108f..f5861a9 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -769,6 +769,20 @@
     ], 
     "headers": [], 
     "language": "c", 
+    "name": "lb_policies_test", 
+    "src": [
+      "test/core/client_config/lb_policies_test.c"
+    ]
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "language": "c", 
     "name": "low_level_ping_pong_benchmark", 
     "src": [
       "test/core/network_benchmarks/low_level_ping_pong.c"
@@ -12245,6 +12259,7 @@
       "src/core/client_config/client_config.h", 
       "src/core/client_config/connector.h", 
       "src/core/client_config/lb_policies/pick_first.h", 
+      "src/core/client_config/lb_policies/round_robin.h", 
       "src/core/client_config/lb_policy.h", 
       "src/core/client_config/lb_policy_factory.h", 
       "src/core/client_config/lb_policy_registry.h", 
@@ -12392,6 +12407,8 @@
       "src/core/client_config/connector.h", 
       "src/core/client_config/lb_policies/pick_first.c", 
       "src/core/client_config/lb_policies/pick_first.h", 
+      "src/core/client_config/lb_policies/round_robin.c", 
+      "src/core/client_config/lb_policies/round_robin.h", 
       "src/core/client_config/lb_policy.c", 
       "src/core/client_config/lb_policy.h", 
       "src/core/client_config/lb_policy_factory.c", 
@@ -12731,6 +12748,7 @@
       "src/core/client_config/client_config.h", 
       "src/core/client_config/connector.h", 
       "src/core/client_config/lb_policies/pick_first.h", 
+      "src/core/client_config/lb_policies/round_robin.h", 
       "src/core/client_config/lb_policy.h", 
       "src/core/client_config/lb_policy_factory.h", 
       "src/core/client_config/lb_policy_registry.h", 
@@ -12864,6 +12882,8 @@
       "src/core/client_config/connector.h", 
       "src/core/client_config/lb_policies/pick_first.c", 
       "src/core/client_config/lb_policies/pick_first.h", 
+      "src/core/client_config/lb_policies/round_robin.c", 
+      "src/core/client_config/lb_policies/round_robin.h", 
       "src/core/client_config/lb_policy.c", 
       "src/core/client_config/lb_policy.h", 
       "src/core/client_config/lb_policy_factory.c",