regenerate PHP code

Author: jtattermusch

src/php/tests/generated_code/GPBMetadata/Math.php

@@ -37,6 +37,7 @@ public function __construct($hostname, $opts, $channel = null) {
      * @param \Math\DivArgs $argument input argument
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Math\DivReply
      */
     public function Div(\Math\DivArgs $argument,
       $metadata = [], $options = []) {
@@ -53,6 +54,7 @@ public function Div(\Math\DivArgs $argument,
      * replies.  The stream ends immediately if either end aborts.
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Math\DivReply
      */
     public function DivMany($metadata = [], $options = []) {
         return $this->_bidiRequest('/math.Math/DivMany',
@@ -67,6 +69,7 @@ public function DivMany($metadata = [], $options = []) {
      * @param \Math\FibArgs $argument input argument
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Math\Num
      */
     public function Fib(\Math\FibArgs $argument,
       $metadata = [], $options = []) {
@@ -81,6 +84,7 @@ public function Fib(\Math\FibArgs $argument,
      * is closed.
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Math\Num
      */
     public function Sum($metadata = [], $options = []) {
         return $this->_clientStreamRequest('/math.Math/Sum',

src/php/tests/generated_code/Math/MathClient.php

@@ -40,6 +40,7 @@ public function __construct($hostname, $opts, $channel = null) {
      * @param \Grpc\Testing\LoadBalancerStatsRequest $argument input argument
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Grpc\Testing\LoadBalancerStatsResponse
      */
     public function GetClientStats(\Grpc\Testing\LoadBalancerStatsRequest $argument,
       $metadata = [], $options = []) {

src/php/tests/interop/GPBMetadata/Src/Proto/Grpc/Testing/Messages.php

@@ -39,6 +39,7 @@ public function __construct($hostname, $opts, $channel = null) {
      * @param \Grpc\Testing\ReconnectParams $argument input argument
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Grpc\Testing\EmptyMessage
      */
     public function Start(\Grpc\Testing\ReconnectParams $argument,
       $metadata = [], $options = []) {
@@ -52,6 +53,7 @@ public function Start(\Grpc\Testing\ReconnectParams $argument,
      * @param \Grpc\Testing\EmptyMessage $argument input argument
      * @param array $metadata metadata
      * @param array $options call options
+     * @return \Grpc\Testing\ReconnectInfo
      */
     public function Stop(\Grpc\Testing\EmptyMessage $argument,
       $metadata = [], $options = []) {