Remove enable/disable wheel gestures setting.

components/test_runner/web_test_proxy.cc

Index: components/test_runner/web_test_proxy.cc
diff --git a/components/test_runner/web_test_proxy.cc b/components/test_runner/web_test_proxy.cc
index 8e4ad2046c503a1c514cf0f1b798c08c72cef7e5..299a45a162ce344089ea34d863469b6f08b58ccf 100644
--- a/components/test_runner/web_test_proxy.cc
+++ b/components/test_runner/web_test_proxy.cc
@@ -38,10 +38,6 @@ void WebTestProxyBase::SetInterfaces(WebTestInterfaces* interfaces) {
   test_interfaces_->WindowOpened(this);
 }
 
-void WebTestProxyBase::SetSendWheelGestures(bool send_gestures) {
-  event_sender_->set_send_wheel_gestures(send_gestures);
-}
-
 void WebTestProxyBase::Reset() {
   accessibility_controller_->Reset();
   event_sender_->Reset();