RemoveAllBookmarksTask  291 chrome/browser/android/provider/chrome_browser_provider.cc         base::Bind(&RemoveAllBookmarksTask::RunOnUIThread, model()));
RemoveAllBookmarksTask  300 chrome/browser/android/provider/chrome_browser_provider.cc   DISALLOW_COPY_AND_ASSIGN(RemoveAllBookmarksTask);
RemoveAllBookmarksTask 1511 chrome/browser/android/provider/chrome_browser_provider.cc   RemoveAllBookmarksTask task(bookmark_model_);