[Md Feedback] Add initial data population for dialog.

chrome/browser/feedback/feedback_dialog_utils.h

+// Copyright 2016 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.
+
+#ifndef CHROME_BROWSER_FEEDBACK_FEEDBACK_DIALOG_UTILS_H_
+#define CHROME_BROWSER_FEEDBACK_FEEDBACK_DIALOG_UTILS_H_
+
+class Browser;
+class GURL;
+class Profile;
+
+// Utility functions for the feedback dialog.
+namespace chrome {
+
+// Get the GURL of the active tab when the feedback dialog was invoked, if
+// any.
+GURL GetTargetTabUrl(int session_id, int index);
+
+// Get the profile that should be used to open the feedback dialog.
+Profile* GetFeedbackProfile(Browser* browser);
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_FEEDBACK_FEEDBACK_DIALOG_UTILS_H_