Remove all calls to domAutomationController.setAutomationId.

content/browser/devtools/protocol/devtools_protocol_browsertest.cc

Index: content/browser/devtools/protocol/devtools_protocol_browsertest.cc
diff --git a/content/browser/devtools/protocol/devtools_protocol_browsertest.cc b/content/browser/devtools/protocol/devtools_protocol_browsertest.cc
index a2a43d6474df0875fd4d029aa9f92e2fbe20593f..a1ad67d8bff5f03752ca87473f199b86761f81aa 100644
--- a/content/browser/devtools/protocol/devtools_protocol_browsertest.cc
+++ b/content/browser/devtools/protocol/devtools_protocol_browsertest.cc
@@ -447,7 +447,6 @@ IN_PROC_BROWSER_TEST_F(SyntheticKeyEventTest, KeyEventSynthesizeKey) {
   ASSERT_TRUE(content::ExecuteScript(
       shell()->web_contents()->GetRenderViewHost(),
       "function handleKeyEvent(event) {"
-        "domAutomationController.setAutomationId(0);"
         "domAutomationController.send(event.key);"
       "}"
       "document.body.addEventListener('keydown', handleKeyEvent);"