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

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

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/location_bar/star_view.h"
 
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ skipping 88 matching lines @@
 
   GURL url = ui_test_utils::GetTestUrl(
       base::FilePath().AppendASCII("printing"),
       base::FilePath().AppendASCII("npapi_plugin.html"));
   ui_test_utils::NavigateToURL(browser(), url);
   LOG(ERROR) << "2";
   EXPECT_EQ(expected_title, title_watcher.WaitAndGetTitle());
   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";
 
   RECT region_before, region_after;
   int result = GetWindowRgnBox(child, &region_before);
   ASSERT_EQ(result, SIMPLEREGION);
 
   // Now show the star view
   BrowserView* browser_view = reinterpret_cast<BrowserView*>(
@@ skipping 32 matching lines @@
       region_before.left == region_after.left &&
       region_before.top == region_after.top &&
       region_before.right == region_after.right &&
       region_before.bottom == region_after.bottom;
   ASSERT_FALSE(rects_equal);
 }
 
 #endif
 
 }  // namespace