Use aura::WindowProperty for title and name strings.

ash/display/root_window_transformers_unittest.cc

Index: ash/display/root_window_transformers_unittest.cc
diff --git a/ash/display/root_window_transformers_unittest.cc b/ash/display/root_window_transformers_unittest.cc
index 28e1371c83b941565d9ca9b4db2f3cec00faf4dd..45cc69b54e00f72cec6f560814cc15f5e61abf24 100644
--- a/ash/display/root_window_transformers_unittest.cc
+++ b/ash/display/root_window_transformers_unittest.cc
@@ -60,7 +60,7 @@ class TestEventHandler : public ui::EventHandler {
     aura::Window* target = static_cast<aura::Window*>(event->target());
     // Only record when the target is the wallpaper, which covers the entire
     // root window.
-    if (target->name() != kWallpaperView)
+    if (target->GetName() != kWallpaperView)
       return;
     touch_radius_x_ = event->pointer_details().radius_x;
     touch_radius_y_ = event->pointer_details().radius_y;
@@ -71,7 +71,7 @@ class TestEventHandler : public ui::EventHandler {
     aura::Window* target = static_cast<aura::Window*>(event->target());
     // Only record when the target is the wallpaper, which covers the entire
     // root window.
-    if (target->name() != kWallpaperView)
+    if (target->GetName() != kWallpaperView)
       return;
 
     if (event->type() == ui::ET_SCROLL) {