Added labels under the windows in OverviewMode displaying their current name.

ash/wm/overview/window_selector_window.cc

Index: ash/wm/overview/window_selector_window.cc
diff --git a/ash/wm/overview/window_selector_window.cc b/ash/wm/overview/window_selector_window.cc
index 52b6be85fb1bd2a54df00dbb9404fd98d9f7915c..c3500aef8212443e0081fb98cef4ede24ec03f7d 100644
--- a/ash/wm/overview/window_selector_window.cc
+++ b/ash/wm/overview/window_selector_window.cc
@@ -47,10 +47,6 @@ views::Widget* CreateCloseWindowButton(aura::Window* root_window,
   return widget;
 }
 
-// The time for the close button to fade in when initially shown on entering
-// overview mode.
-const int kCloseButtonFadeInMilliseconds = 80;
-
 }  // namespace
 
 WindowSelectorWindow::WindowSelectorWindow(aura::Window* window)
@@ -82,6 +78,10 @@ aura::Window* WindowSelectorWindow::SelectionWindow() {
   return transform_window_.window();
 }
 
+const aura::Window* WindowSelectorWindow::SelectionWindow() const {
+  return transform_window_.window();
+}
+
 void WindowSelectorWindow::RemoveWindow(const aura::Window* window) {
   DCHECK_EQ(transform_window_.window(), window);
   transform_window_.OnWindowDestroyed();
@@ -104,10 +104,13 @@ void WindowSelectorWindow::SetItemBounds(aura::Window* root_window,
                                          bool animate) {
   gfx::Rect src_rect = transform_window_.GetBoundsInScreen();
   set_bounds(ScopedTransformOverviewWindow::
-      ShrinkRectToFitPreservingAspectRatio(src_rect, target_bounds));
+        ShrinkRectToFitPreservingAspectRatio(src_rect, target_bounds));
   transform_window_.SetTransform(root_window,
       ScopedTransformOverviewWindow::GetTransformForRect(src_rect, bounds()),
       animate);
+  // TODO move close button management to WindowSelectorItem, so that we can
+  // also handle panels.
+  // See http://crbug.com/352143
   UpdateCloseButtonBounds(root_window);
 }
 
@@ -154,7 +157,7 @@ void WindowSelectorWindow::UpdateCloseButtonBounds(aura::Window* root_window) {
       settings.SetPreemptionStrategy(
           ui::LayerAnimator::REPLACE_QUEUED_ANIMATIONS);
       settings.SetTransitionDuration(base::TimeDelta::FromMilliseconds(
-            kCloseButtonFadeInMilliseconds));
+            WindowSelectorItem::kFadeInMilliseconds));
       layer->SetOpacity(1);
     }
   } else {