Remove TabStripModel wrapper use.

chrome/browser/referrer_policy_browsertest.cc

Index: chrome/browser/referrer_policy_browsertest.cc
diff --git a/chrome/browser/referrer_policy_browsertest.cc b/chrome/browser/referrer_policy_browsertest.cc
index 05a349218acb34849adce8795944f937a6aa6cc5..ff7f441789b3e1a3b6fbcfface612ce59e5aba18 100644
--- a/chrome/browser/referrer_policy_browsertest.cc
+++ b/chrome/browser/referrer_policy_browsertest.cc
@@ -10,7 +10,7 @@
 #include "chrome/browser/tab_contents/render_view_context_menu_browsertest_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
-#include "chrome/browser/ui/browser_tabstrip.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ -139,7 +139,8 @@ class ReferrerPolicyTest : public InProcessBrowserTest {
         content::NotificationService::AllSources());
 
     string16 expected_title = GetExpectedTitle(start_url, expected_referrer);
-    content::WebContents* tab = chrome::GetActiveWebContents(browser());
+    content::WebContents* tab =
+        browser()->tab_strip_model()->GetActiveWebContents();
     content::TitleWatcher title_watcher(tab, expected_title);
 
     // Watch for all possible outcomes to avoid timeouts if something breaks.
@@ -379,7 +380,8 @@ IN_PROC_BROWSER_TEST_F(ReferrerPolicyTest, History) {
 
   string16 expected_title =
       GetExpectedTitle(start_url, EXPECT_ORIGIN_AS_REFERRER);
-  content::WebContents* tab = chrome::GetActiveWebContents(browser());
+  content::WebContents* tab =
+      browser()->tab_strip_model()->GetActiveWebContents();
   scoped_ptr<content::TitleWatcher> title_watcher(
       new content::TitleWatcher(tab, expected_title));