| Index: chrome/browser/ui/tab_helpers.cc | 
| diff --git a/chrome/browser/ui/tab_helpers.cc b/chrome/browser/ui/tab_helpers.cc | 
| index 8fb65842f9373c4975f15a8c66b805c8d73c8da0..f3e1ac645b167b493fdf90a0b041269af9fe9b7b 100644 | 
| --- a/chrome/browser/ui/tab_helpers.cc | 
| +++ b/chrome/browser/ui/tab_helpers.cc | 
| @@ -29,6 +29,7 @@ | 
| #include "chrome/browser/predictors/resource_prefetch_predictor_factory.h" | 
| #include "chrome/browser/predictors/resource_prefetch_predictor_tab_helper.h" | 
| #include "chrome/browser/prerender/prerender_tab_helper.h" | 
| +#include "chrome/browser/previews/previews_infobar_tab_helper.h" | 
| #include "chrome/browser/profiles/profile.h" | 
| #include "chrome/browser/sessions/session_tab_helper.h" | 
| #include "chrome/browser/ssl/chrome_security_state_model_client.h" | 
| @@ -184,6 +185,7 @@ void TabHelpers::AttachTabHelpers(WebContents* web_contents) { | 
| PopupBlockerTabHelper::CreateForWebContents(web_contents); | 
| PrefsTabHelper::CreateForWebContents(web_contents); | 
| prerender::PrerenderTabHelper::CreateForWebContents(web_contents); | 
| +  PreviewsInfoBarTabHelper::CreateForWebContents(web_contents); | 
| SearchTabHelper::CreateForWebContents(web_contents); | 
| ChromeSecurityStateModelClient::CreateForWebContents(web_contents); | 
| if (SiteEngagementService::IsEnabled()) | 
|  |