Set Ash material design mode in tests properly

chrome/test/base/browser_with_test_window_test.cc

Index: chrome/test/base/browser_with_test_window_test.cc
diff --git a/chrome/test/base/browser_with_test_window_test.cc b/chrome/test/base/browser_with_test_window_test.cc
index cfb71ad971982b7917b97a9c44c26ce5160ff5e1..967d987a9767d7bd18ab6778fd9090bf329c94f7 100644
--- a/chrome/test/base/browser_with_test_window_test.cc
+++ b/chrome/test/base/browser_with_test_window_test.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/test/base/browser_with_test_window_test.h"
 
+#include "ash/common/material_design/material_design_controller.h"
 #include "base/location.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
@@ -55,7 +56,8 @@ void BrowserWithTestWindowTest::SetUp() {
   // perhaps by AshTestHelper owning an AuraTestHelper.
   ash_test_helper_.reset(new ash::test::AshTestHelper(
       base::MessageLoopForUI::current()));
-  ash_test_helper_->SetUp(true);
+  ash_test_helper_->SetUp(true,
+                          ash::MaterialDesignController::Mode::UNINITIALIZED);
 #elif defined(TOOLKIT_VIEWS)
   views_test_helper_.reset(new views::ScopedViewsTestHelper());
 #endif