More descriptive feedback description in feedbacks filed from the SadTab page

chrome/common/extensions/api/feedback_private.idl

 // Copyright 2013 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.
 
 // Use the <code>chrome.feedbackPrivate</code> API to provide Chrome [OS]
 // feedback to the Google Feedback servers.
 namespace feedbackPrivate {
 
   dictionary AttachedFile {
     DOMString name;
     [instanceOf=Blob] object? data;
   };
 
   dictionary SystemInformation {
     DOMString key;
     DOMString value;
   };
 
   // Supported feedback flows.
   enum FeedbackFlow {
     // Flow for regular user. This is the default.
     regular,
 
     // Flow on the ChromeOS login screen. URL entry, file attaching and landing
     // page is disabled for this flow.
     login,
 
     // Flow where a prompt to download the Chrome Cleanup Tool is displayed
     // prior to showing the feedback form.
-    showSrtPrompt
+    showSrtPrompt,
+
+    // Flow when the feedback is requested from the sad tab ("Aw, Sanp!") page

[lazyboy, 2017/05/23 18:24:09]

s/Sanp/Snap

[afakhry, 2017/05/24 17:40:20]

Done.

+    // when the renderer crashes.
+    sadTabCrash
   };
 
   dictionary FeedbackInfo {
     // File to attach to the feedback report.
     AttachedFile? attachedFile;
 
     // An optional tag to label what type this feedback is.
     DOMString? categoryTag;
 
     // The feedback text describing the user issue.
@@ skipping 63 matching lines @@
     // Returns the system information dictionary.
     static void getSystemInformation(GetSystemInformationCallback callback);
 
     // Sends a feedback report.
     static void sendFeedback(FeedbackInfo feedback,
                              SendFeedbackCallback callback);
 
     // Gets localized translated strings for feedback. It returns the
     // strings as a dictionary mapping from string identifier to the
     // translated string to use in the feedback app UI.
-    static void getStrings(GetStringsCallback callback);
+    static void getStrings(FeedbackFlow flow, GetStringsCallback callback);
 
     // Logs whether the user accepted a prompt to try the Software Removal
     // Tool.
     static void logSrtPromptResult(SrtPromptResult result);
   };
 
   interface Events {
     // Fired when the a user requests the launch of the feedback UI. We're
     // using an event for this versus using the override API since we want
     // to be invoked, but not showing a UI, so the feedback extension can
     // take a screenshot of the user's desktop.
     static void onFeedbackRequested(FeedbackInfo feedback);
   };
 };