REGRESSION(268320@main): WebDriver fullscreen/input type=file tests f…

…ailing

https://bugs.webkit.org/show_bug.cgi?id=263887
rdar://117683701

Reviewed by Tim Nguyen.

Partially revert 268320@main (maintaining the exported WPT test changes,
but reverting all actual source changes) to return to the prior
behaviour of treating all automation protocol scripts as invoked via a
user gesture, fixing the regression but re-introducing the WebDriver
spec violation.

* Source/WebKit/WebProcess/Automation/WebAutomationSessionProxy.cpp:
(WebKit::WebAutomationSessionProxy::evaluateJavaScriptFunction):

Canonical link: https://commits.webkit.org/270201@main

Source/WebKit/WebProcess/Automation/WebAutomationSessionProxy.cpp

@@ -421,7 +421,10 @@ void WebAutomationSessionProxy::evaluateJavaScriptFunction(WebCore::PageIdentifi
         JSValueMakeNumber(context, callbackTimeout.value_or(-1))
     };
 
-    callPropertyFunction(context, scriptObject, "evaluateJavaScriptFunction"_s, std::size(functionArguments), functionArguments, &exception);
+    {
+        WebCore::UserGestureIndicator gestureIndicator(WebCore::IsProcessingUserGesture::Yes, frame->coreLocalFrame()->document());
+        callPropertyFunction(context, scriptObject, "evaluateJavaScriptFunction"_s, std::size(functionArguments), functionArguments, &exception);
+    }
 
     if (!exception)
         return;