weblayer: removes unnecessary call to InfoBarService

We have the same code a few lines down.

BUG=none
TEST=none

Change-Id: Icb461d0257fed152b3ec01596afd875b25fa92e7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2519939
Commit-Queue: Colin Blundell <blundell@chromium.org>
Reviewed-by: Colin Blundell <blundell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#824347}

weblayer/browser/tab_impl.cc

@@ -302,10 +302,6 @@ TabImpl::TabImpl(ProfileImpl* profile,
 
   navigation_controller_ = std::make_unique<NavigationControllerImpl>(this);
 
-#if defined(OS_ANDROID)
-  InfoBarService::CreateForWebContents(web_contents_.get());
-#endif
-
   find_in_page::FindTabHelper::CreateForWebContents(web_contents_.get());
   GetFindTabHelper()->AddObserver(this);