More descriptive feedback description in feedbacks filed from the SadTab page

chrome/browser/extensions/api/feedback_private/feedback_private_api.cc

 // 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.
 
 #include "chrome/browser/extensions/api/feedback_private/feedback_private_api.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 144 matching lines @@
     EventRouter::Get(browser_context_)
         ->DispatchEventToExtension(extension_misc::kFeedbackExtensionId,
                                    std::move(event));
   }
 }
 
 // static
 base::Closure* FeedbackPrivateGetStringsFunction::test_callback_ = NULL;
 
 ExtensionFunction::ResponseAction FeedbackPrivateGetStringsFunction::Run() {
+  auto params = feedback_private::GetStrings::Params::Create(*args_);
+  EXTENSION_FUNCTION_VALIDATE(params.get());
+
   std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
 
 #define SET_STRING(id, idr) \
   dict->SetString(id, l10n_util::GetStringUTF16(idr))
-  SET_STRING("page-title", IDS_FEEDBACK_REPORT_PAGE_TITLE);
+  SET_STRING("page-title",
+             params->flow == FeedbackFlow::FEEDBACK_FLOW_SADTABCRASH
+                 ? IDS_FEEDBACK_REPORT_PAGE_TITLE_SAD_TAB_FLOW
+                 : IDS_FEEDBACK_REPORT_PAGE_TITLE);
   SET_STRING("additionalInfo", IDS_FEEDBACK_ADDITIONAL_INFO_LABEL);
   SET_STRING("minimize-btn-label", IDS_FEEDBACK_MINIMIZE_BUTTON_LABEL);
   SET_STRING("close-btn-label", IDS_FEEDBACK_CLOSE_BUTTON_LABEL);
   SET_STRING("page-url", IDS_FEEDBACK_REPORT_URL_LABEL);
   SET_STRING("screenshot", IDS_FEEDBACK_SCREENSHOT_LABEL);
   SET_STRING("user-email", IDS_FEEDBACK_USER_EMAIL_LABEL);
   SET_STRING("anonymous-user", IDS_FEEDBACK_ANONYMOUS_EMAIL_OPTION);
 #if defined(OS_CHROMEOS)
   if (arc::IsArcPlayStoreEnabledForProfile(
           Profile::FromBrowserContext(browser_context()))) {
@@ skipping 178 matching lines @@
     case feedback_private::SRT_PROMPT_RESULT_CLOSED:
       base::RecordAction(base::UserMetricsAction("Feedback.SrtPromptClosed"));
       break;
     default:
       return RespondNow(Error("Invalid arugment."));
   }
   return RespondNow(NoArguments());
 }
 
 }  // namespace extensions