Remove some pass-thrus on RootWindow API in favor of exposing the RootWindowHost again.

chrome/browser/ui/views/location_bar/star_view_browsertest.cc

Index: chrome/browser/ui/views/location_bar/star_view_browsertest.cc
diff --git a/chrome/browser/ui/views/location_bar/star_view_browsertest.cc b/chrome/browser/ui/views/location_bar/star_view_browsertest.cc
index d02ddbc1bcaab0a556553cfea2d89452576ff03c..5cb43a854e795c4bda8a5d9c5c981d2126f5ae31 100644
--- a/chrome/browser/ui/views/location_bar/star_view_browsertest.cc
+++ b/chrome/browser/ui/views/location_bar/star_view_browsertest.cc
@@ -106,8 +106,8 @@ IN_PROC_BROWSER_TEST_F(StarViewTestNoDWM, WindowedNPAPIPluginHidden) {
   LOG(ERROR) << "3";
 
   // Now get the region of the plugin before the star view is shown.
-  HWND hwnd =
-      tab->GetView()->GetNativeView()->GetDispatcher()->GetAcceleratedWidget();
+  HWND hwnd = tab->GetView()->GetNativeView()->GetDispatcher()->host()->
+      GetAcceleratedWidget();
   HWND child = NULL;
   EnumChildWindows(hwnd, EnumerateChildren,reinterpret_cast<LPARAM>(&child));
   LOG(ERROR) << "4";