Replace WebUI::tab_contents() with web_contents() and switch all users to use web_contents.h inst...

chrome/browser/ui/webui/chromeos/login/enterprise_oauth_enrollment_screen_handler.cc

Index: chrome/browser/ui/webui/chromeos/login/enterprise_oauth_enrollment_screen_handler.cc
===================================================================
--- chrome/browser/ui/webui/chromeos/login/enterprise_oauth_enrollment_screen_handler.cc	(revision 116011)
+++ chrome/browser/ui/webui/chromeos/login/enterprise_oauth_enrollment_screen_handler.cc	(working copy)
@@ -387,7 +387,7 @@
                             policy::kMetricEnrollmentStarted,
                             policy::kMetricEnrollmentSize);
   Profile* profile = Profile::FromBrowserContext(
-      web_ui()->tab_contents()->GetBrowserContext());
+      web_ui()->web_contents()->GetBrowserContext());
   oauth_fetcher_.reset(
       new GaiaOAuthFetcher(this,
                            profile->GetRequestContext(),
@@ -435,7 +435,7 @@
     return;
 
   Profile* profile = Profile::FromBrowserContext(
-      web_ui()->tab_contents()->GetBrowserContext());
+      web_ui()->web_contents()->GetBrowserContext());
   browsing_data_remover_ =
       new BrowsingDataRemover(profile,
                               BrowsingDataRemover::EVERYTHING,
@@ -446,7 +446,7 @@
 
 void EnterpriseOAuthEnrollmentScreenHandler::RevokeTokens() {
   Profile* profile = Profile::FromBrowserContext(
-      web_ui()->tab_contents()->GetBrowserContext());
+      web_ui()->web_contents()->GetBrowserContext());
 
   if (!access_token_.empty()) {
     new TokenRevoker(access_token_, access_token_secret_, profile);