Fix X11DesktopHandler::ActivateWindow on Unity for known user gestures

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 269b4716ef5394cf4896845482aea7f809d24a7c..f2edb991cfe3a05f0e76617df5ba988b13881bd1 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -1336,6 +1336,11 @@ void WebContentsImpl::Activate() {
     delegate_->ActivateContents(this);
 }
 
+void WebContentsImpl::ActivateForUserGesture() {
+  if (delegate_)
+    delegate_->ActivateContentsForUserGesture(this);
+}
+
 void WebContentsImpl::Deactivate() {
   if (delegate_)
     delegate_->DeactivateContents(this);