Fix cyclic dependency between ProfilePolicyConnector and PrefService.

chrome/browser/ui/toolbar/toolbar_model_unittest.cc

Index: chrome/browser/ui/toolbar/toolbar_model_unittest.cc
diff --git a/chrome/browser/ui/toolbar/toolbar_model_unittest.cc b/chrome/browser/ui/toolbar/toolbar_model_unittest.cc
index 8680fe440ddc5f57cc15496f409d08a1bd8184bb..0bcdde7c306ad827f40d2870153436dfc7abb60a 100644
--- a/chrome/browser/ui/toolbar/toolbar_model_unittest.cc
+++ b/chrome/browser/ui/toolbar/toolbar_model_unittest.cc
@@ -26,6 +26,9 @@
 #include "content/public/common/url_constants.h"
 #include "net/base/escape.h"
 
+#if defined(OS_CHROMEOS)
+#include "chrome/browser/chromeos/policy/network_policy_service_factory.h"
+#endif
 
 // Test data ------------------------------------------------------------------
 
@@ -179,6 +182,12 @@ ToolbarModelTest::~ToolbarModelTest() {
 
 void ToolbarModelTest::SetUp() {
   BrowserWithTestWindowTest::SetUp();
+
+#if defined(OS_CHROMEOS)
+  policy::NetworkPolicyServiceFactory::GetInstance()->SetTestingFactory(
+      profile(), NULL);
+#endif
+
   TemplateURLServiceFactory::GetInstance()->SetTestingFactoryAndUse(
       profile(), &TemplateURLServiceFactory::BuildInstanceFor);
   AutocompleteClassifierFactory::GetInstance()->SetTestingFactoryAndUse(