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 942edf41efddcbb4e92a1f439d7e138dd449acaa..0af519432b3b8803b3993a11f6035f7549c59256 100644
--- a/ash/wm/overview/window_selector_window.cc
+++ b/ash/wm/overview/window_selector_window.cc
@@ -46,10 +46,6 @@ 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)
@@ -59,6 +55,10 @@ WindowSelectorWindow::WindowSelectorWindow(aura::Window* window)
 WindowSelectorWindow::~WindowSelectorWindow() {
 }
 
+base::string16 WindowSelectorWindow::GetLabelName() {
+  return transform_window_.window()->title();
+}
+
 aura::Window* WindowSelectorWindow::GetRootWindow() {
   return transform_window_.window()->GetRootWindow();
 }
@@ -102,8 +102,10 @@ void WindowSelectorWindow::SetItemBounds(aura::Window* root_window,
                                          const gfx::Rect& target_bounds,
                                          bool animate) {
   gfx::Rect src_rect = transform_window_.GetBoundsInScreen();
-  set_bounds(ScopedTransformOverviewWindow::
-      ShrinkRectToFitPreservingAspectRatio(src_rect, target_bounds));
+  const gfx::Rect window_bounds =
+      ScopedTransformOverviewWindow::
+        ShrinkRectToFitPreservingAspectRatio(src_rect, target_bounds);
+  set_bounds(window_bounds);
   transform_window_.SetTransform(root_window,
       ScopedTransformOverviewWindow::GetTransformForRect(src_rect, bounds()),
       animate);
@@ -153,7 +155,7 @@ void WindowSelectorWindow::UpdateCloseButtonBounds() {
       settings.SetPreemptionStrategy(
           ui::LayerAnimator::REPLACE_QUEUED_ANIMATIONS);
       settings.SetTransitionDuration(base::TimeDelta::FromMilliseconds(
-            kCloseButtonFadeInMilliseconds));
+            ScopedTransformOverviewWindow::kFadeInMilliseconds));
       layer->SetOpacity(1);
     }
   } else {