Move tab functions off Browser into browser_tabstrip and browser_tabrestore.

http://crbug.com/133576
TEST=none
Review URL: https://chromiumcodereview.appspot.com/10702029

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@145015 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/extensions/platform_app_browsertest.cc b/chrome/browser/extensions/platform_app_browsertest.cc
index 3faa89f..49f83f14 100644
--- a/chrome/browser/extensions/platform_app_browsertest.cc
+++ b/chrome/browser/extensions/platform_app_browsertest.cc
@@ -9,6 +9,7 @@
 #include "chrome/browser/extensions/platform_app_browsertest_util.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ -145,7 +146,7 @@
   std::string cookie_value;
   automation_util::GetCookies(
       set_cookie_url,
-      browser()->GetWebContentsAt(0),
+      chrome::GetWebContentsAt(browser(), 0),
       &cookie_size,
       &cookie_value);
   ASSERT_EQ("testCookie=1", cookie_value);