Restore SnapshotTabHelper temporarily

chrome/browser/ui/browser_tab_contents.cc

Index: chrome/browser/ui/browser_tab_contents.cc
diff --git a/chrome/browser/ui/browser_tab_contents.cc b/chrome/browser/ui/browser_tab_contents.cc
index fad09c1d4257820ae967b9a53e6d36f66334963c..642370fea8908d36c3fd78a6d365a8e9c219159d 100644
--- a/chrome/browser/ui/browser_tab_contents.cc
+++ b/chrome/browser/ui/browser_tab_contents.cc
@@ -38,6 +38,7 @@
 #include "chrome/browser/ui/sad_tab_helper.h"
 #include "chrome/browser/ui/search/search_tab_helper.h"
 #include "chrome/browser/ui/search_engines/search_engine_tab_helper.h"
+#include "chrome/browser/ui/snapshot_tab_helper.h"
 #include "chrome/browser/ui/sync/tab_contents_synced_tab_delegate.h"
 #include "chrome/browser/ui/tab_contents/core_tab_helper.h"
 #include "chrome/browser/ui/web_contents_modal_dialog_manager.h"
@@ -144,6 +145,7 @@ void BrowserTabContents::AttachTabHelpers(WebContents* web_contents) {
   safe_browsing::SafeBrowsingTabObserver::CreateForWebContents(web_contents);
   SearchEngineTabHelper::CreateForWebContents(web_contents);
   chrome::search::SearchTabHelper::CreateForWebContents(web_contents);
+  SnapshotTabHelper::CreateForWebContents(web_contents);
   SSLTabHelper::CreateForWebContents(web_contents);
   TabContentsSyncedTabDelegate::CreateForWebContents(web_contents);
   TabSpecificContentSettings::CreateForWebContents(web_contents);