Offer user to send feedback from profile error dialog

ios/chrome/browser/history/history_client_impl.h

 // Copyright 2015 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 IOS_CHROME_BROWSER_HISTORY_HISTORY_CLIENT_IMPL_H_
 #define IOS_CHROME_BROWSER_HISTORY_HISTORY_CLIENT_IMPL_H_
 
 #include <memory>
 #include <set>
 
@@ skipping 15 matching lines @@
  public:
   explicit HistoryClientImpl(bookmarks::BookmarkModel* bookmark_model);
   ~HistoryClientImpl() override;
 
  private:
   // history::HistoryClient implementation.
   void OnHistoryServiceCreated(
       history::HistoryService* history_service) override;
   void Shutdown() override;
   bool CanAddURL(const GURL& url) override;
-  void NotifyProfileError(sql::InitStatus init_status) override;
+  void NotifyProfileError(sql::InitStatus init_status,
+                          const std::string& diagnostics) override;
   std::unique_ptr<history::HistoryBackendClient> CreateBackendClient() override;
 
   // bookmarks::BaseBookmarkModelObserver implementation.
   void BookmarkModelChanged() override;
 
   // bookmarks::BookmarkModelObserver implementation.
   void BookmarkNodeRemoved(bookmarks::BookmarkModel* model,
                            const bookmarks::BookmarkNode* parent,
                            int old_index,
                            const bookmarks::BookmarkNode* node,
@@ skipping 11 matching lines @@
 
   // Subscription for notifications of changes to favicons.
   std::unique_ptr<base::CallbackList<void(const std::set<GURL>&,
                                           const GURL&)>::Subscription>
       favicons_changed_subscription_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryClientImpl);
 };
 
 #endif  // IOS_CHROME_BROWSER_HISTORY_HISTORY_CLIENT_IMPL_H_