Remove ash_util namespace

chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc

Index: chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc
diff --git a/chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc b/chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc
index aee502ab1f82e7628a1f915a31047f351dbfeb3c..0ba16bc05ad330d5af5e63c9c764781f2097521c 100644
--- a/chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc
+++ b/chrome/browser/ui/window_sizer/window_sizer_ash_unittest.cc
@@ -818,7 +818,7 @@ TEST_F(WindowSizerAshTest, DefaultStateBecomesMaximized) {
 // in that this uses real ash shell implementations + StateProvider
 // TargetDisplayProvider, rather than mocks.
 TEST_F(WindowSizerAshTest, DefaultBoundsInTargetDisplay) {
-  if (!ash_util::ShouldOpenAshOnStartup())
+  if (!ShouldOpenAshOnStartup())
     return;
   UpdateDisplay("500x500,600x600");