Removes AshTestBase::SupportsHostWindowResize

chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc

Index: chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc
diff --git a/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc b/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc
index 1426ff0b319acca46aa84f5660abc4ebf2516c5f..ab884c51cb1ac4f38ed4be1d036bc2c8cc6eac1a 100644
--- a/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc
+++ b/chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc
@@ -631,10 +631,6 @@ class TestObserver : public WallpaperManager::Observer {
 };
 
 IN_PROC_BROWSER_TEST_F(WallpaperManagerBrowserTest, DisplayChange) {
-  // TODO(derat|oshima|bshe): Host windows can't be resized on Win8.
-  if (!ash::test::AshTestHelper::SupportsHostWindowResize())
-    return;
-
   TestObserver observer(WallpaperManager::Get());
 
   // Set the wallpaper to ensure that UpdateWallpaper() will be called when the