Use OneShotTimer in AddToHomescreenDataFetcher

chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc

Index: chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc
diff --git a/chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc b/chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc
index a05a2037283710922947277e90a032e950490e79..18092bb1727fe100ef94bc84775d92740b4af2c7 100644
--- a/chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc
+++ b/chrome/browser/android/webapps/add_to_homescreen_data_fetcher.cc
@@ -81,7 +81,6 @@ AddToHomescreenDataFetcher::AddToHomescreenDataFetcher(
       weak_observer_(observer),
       shortcut_info_(GetShortcutUrl(web_contents->GetBrowserContext(),
                                     web_contents->GetLastCommittedURL())),
-      data_timeout_timer_(false, false),
       ideal_icon_size_in_px_(ideal_icon_size_in_px),
       minimum_icon_size_in_px_(minimum_icon_size_in_px),
       ideal_splash_image_size_in_px_(ideal_splash_image_size_in_px),
@@ -201,6 +200,8 @@ void AddToHomescreenDataFetcher::OnDidPerformInstallableCheck(
     const InstallableData& data) {
   badge_icon_.reset();
 
+  data_timeout_timer_.Stop();

[dominickn, 2017/03/24 02:42:37]

I would do this even before badge_icon_.reset(). Also remove the extra newline
at line 202.

[F, 2017/03/27 18:52:01]

Done.

+
   if (!web_contents() || !weak_observer_ || is_installable_check_complete_)
     return;