remove $handler

Author: mitchierichie

src/Aws/tests/Integration/AwsSdkInstrumentationTest.php

@@ -255,8 +255,8 @@ public function testRejectsSafelyWithNonStringableObject()
         $this->awsSdkInstrumentation->init();
         $this->awsSdkInstrumentation->activate();
 
-        $kmsClient->getHandlerList()->appendSign(function (callable $handler) {
-            return function () use ($handler) {
+        $kmsClient->getHandlerList()->appendSign(function () {
+            return function () {
                 return Promise\Create::rejectionFor(new stdClass());
             };
         });
@@ -287,8 +287,8 @@ public function testRejectsSafelyWithString()
         $this->awsSdkInstrumentation->init();
         $this->awsSdkInstrumentation->activate();
 
-        $kmsClient->getHandlerList()->appendSign(function (callable $handler) {
-            return function () use ($handler) {
+        $kmsClient->getHandlerList()->appendSign(function () {
+            return function () {
                 return Promise\Create::rejectionFor('failed');
             };
         });