Use the DefaultSearchManager as the exclusive authority on DSE, ignoring Web Data.

chrome/browser/ui/browser_instant_controller_unittest.cc

Index: chrome/browser/ui/browser_instant_controller_unittest.cc
diff --git a/chrome/browser/ui/browser_instant_controller_unittest.cc b/chrome/browser/ui/browser_instant_controller_unittest.cc
index d93ef568efb308b7ddae7d1ecc4d2f0df35a9418..1a8c1e0898ba93ca49026e2b3ff5355ea14aa656 100644
--- a/chrome/browser/ui/browser_instant_controller_unittest.cc
+++ b/chrome/browser/ui/browser_instant_controller_unittest.cc
@@ -6,6 +6,7 @@
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_vector.h"
+#include "base/metrics/field_trial.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/search/instant_service.h"
 #include "chrome/browser/search/instant_service_observer.h"
@@ -25,6 +26,13 @@ namespace chrome {
 namespace {
 
 class BrowserInstantControllerTest : public InstantUnitTestBase {
+ public:
+  virtual void SetUp() OVERRIDE {
+    ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
+        "EmbeddedSearch", "Group1 use_cacheable_ntp:1 prefetch_results:1"));
+    InstantUnitTestBase::SetUp();
+  }
+
  protected:
   friend class FakeWebContentsObserver;
 };