[chromedriver] Remove support for simulating OS-level key events.

chrome/test/webdriver/commands/session_with_id.cc

Index: chrome/test/webdriver/commands/session_with_id.cc
diff --git a/chrome/test/webdriver/commands/session_with_id.cc b/chrome/test/webdriver/commands/session_with_id.cc
index dd0f9d0319d569bc9793d99e9f9748eb2c963d3e..200c36ee80717d53b50039de83097fbe85ea7390 100644
--- a/chrome/test/webdriver/commands/session_with_id.cc
+++ b/chrome/test/webdriver/commands/session_with_id.cc
@@ -68,9 +68,6 @@ void SessionWithID::ExecuteGet(Response* const response) {
   temp_value->SetWithoutPathExpansion(
       "chrome.chromedriverVersion",
       Value::CreateStringValue(chrome::kChromeVersion));
-  temp_value->SetWithoutPathExpansion(
-      "chrome.nativeEvents",
-      Value::CreateBooleanValue(session_->capabilities().native_events));
 
   response->SetValue(temp_value);
 }