Add an infobar if a session is being controlled by an automated test.

chrome/browser/ui/startup/chromedriver_infobar_delegate.cc

Index: chrome/browser/ui/startup/chromedriver_infobar_delegate.cc
diff --git a/chrome/browser/ui/startup/chromedriver_infobar_delegate.cc b/chrome/browser/ui/startup/chromedriver_infobar_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..67dd4aac2ae230e97d0906c9585e3b3c94314fc4
--- /dev/null
+++ b/chrome/browser/ui/startup/chromedriver_infobar_delegate.cc
@@ -0,0 +1,58 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/ui/startup/chromedriver_infobar_delegate.h"
+
+#include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/grit/generated_resources.h"
+#include "components/infobars/core/infobar.h"
+#include "components/strings/grit/components_strings.h"
+#include "content/public/browser/web_contents.h"
+#include "ui/base/l10n/l10n_util.h"
+
+// static
+void ChromeDriverInfoBarDelegate::Create(Browser* browser) {
+  content::WebContents* web_contents =
+      browser->tab_strip_model()->GetActiveWebContents();
+  InfoBarService* infobar_service =
+      InfoBarService::FromWebContents(web_contents);
+  infobar_service->AddInfoBar(infobar_service->CreateConfirmInfoBar(
+      std::unique_ptr<ConfirmInfoBarDelegate>(
+          new ChromeDriverInfoBarDelegate())));
+}
+
+ChromeDriverInfoBarDelegate::ChromeDriverInfoBarDelegate()
+    : ConfirmInfoBarDelegate() {

[Devlin, 2017/02/06 16:20:21]

nit: this should be automatically called (so you can just have this be
ChromeDriverInfoBarDelegate::ChromeDriverInfoBarDelegate() {})

[samuong, 2017/02/07 19:11:09]

Done.

+}
+
+ChromeDriverInfoBarDelegate::~ChromeDriverInfoBarDelegate() {
+}
+
+infobars::InfoBarDelegate::InfoBarIdentifier
+ChromeDriverInfoBarDelegate::GetIdentifier() const {
+  return CHROMEDRIVER_INFOBAR_DELEGATE;
+}
+
+base::string16 ChromeDriverInfoBarDelegate::GetMessageText() const {
+  return l10n_util::GetStringUTF16(IDS_CONTROLLED_BY_CHROMEDRIVER);
+}
+
+int ChromeDriverInfoBarDelegate::GetButtons() const {
+  return BUTTON_NONE;
+}
+
+base::string16 ChromeDriverInfoBarDelegate::GetLinkText() const {
+  return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
+}
+
+GURL ChromeDriverInfoBarDelegate::GetLinkURL() const {
+  return GURL("http://chromedriver.chromium.org/");
+}
+
+bool ChromeDriverInfoBarDelegate::ShouldExpire(
+    const NavigationDetails& details) const {
+  return false;
+}