Adding session-only localStorage.

chrome/browser/sessions/tab_restore_service_browsertest.cc

Index: chrome/browser/sessions/tab_restore_service_browsertest.cc
diff --git a/chrome/browser/sessions/tab_restore_service_browsertest.cc b/chrome/browser/sessions/tab_restore_service_browsertest.cc
index 9908da4fbc7dafa5706a08e1eed475b5c418bc2f..2f9d0af72ea7dd55209bfb1279a2654f1d596b5a 100644
--- a/chrome/browser/sessions/tab_restore_service_browsertest.cc
+++ b/chrome/browser/sessions/tab_restore_service_browsertest.cc
@@ -34,7 +34,8 @@ class TabRestoreTimeFactory : public TabRestoreService::TimeFactory {
 
 class TabRestoreServiceTest : public RenderViewHostTestHarness {
  public:
-  TabRestoreServiceTest() {
+  TabRestoreServiceTest()
+      : ui_thread(BrowserThread::UI, &message_loop_) {
     url1_ = GURL("http://1");
     url2_ = GURL("http://2");
     url3_ = GURL("http://3");
@@ -114,6 +115,7 @@ class TabRestoreServiceTest : public RenderViewHostTestHarness {
     profile()->set_last_session_exited_cleanly(false);
   }
 
+  BrowserThread ui_thread;
   GURL url1_;
   GURL url2_;
   GURL url3_;