Update the window labels if they change in overview mode.

ui/aura/window.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 "ui/aura/window.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 287 matching lines @@
   type_ = type;
 }
 
 void Window::SetName(const std::string& name) {
   name_ = name;
 
   if (layer())
     UpdateLayerName();
 }
 
+void Window::SetTitle(const base::string16& title) {
+  title_ = title;
+  FOR_EACH_OBSERVER(WindowObserver, observers_, OnWindowTitleChanged(this,
+                                                                     title));

[tdanderson, 2014/06/20 22:33:23]

Each of the arguments of FOR_EACH_OBSERVER on a newline.

[Nina, 2014/06/20 23:02:37]

Done.

+}
+
 void Window::SetTransparent(bool transparent) {
   transparent_ = transparent;
   if (layer())
     layer()->SetFillsBoundsOpaquely(!transparent_);
 }
 
 void Window::SetFillsBoundsCompletely(bool fills_bounds) {
   if (layer())
     layer()->SetFillsBoundsCompletely(fills_bounds);
 }
@@ skipping 1114 matching lines @@
       return window;
     if (offset)
       *offset += window->bounds().OffsetFromOrigin();
   }
   if (offset)
     *offset = gfx::Vector2d();
   return NULL;
 }
 
 }  // namespace aura