Reduce FOR_EACH_OBSERVER usage in ui/

ui/aura/test/test_focus_client.cc

 // Copyright 2013 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/test/test_focus_client.h"
 
 #include "ui/aura/client/focus_change_observer.h"
 #include "ui/aura/window.h"
 
 namespace aura {
@@ skipping 26 matching lines @@
     return;
 
   aura::Window* lost_focus = focused_window_;
   if (focused_window_)
     observer_manager_.Remove(focused_window_);
   aura::Window* old_focused_window = focused_window_;
   focused_window_ = window;
   if (focused_window_)
     observer_manager_.Add(focused_window_);
 
-  FOR_EACH_OBSERVER(aura::client::FocusChangeObserver,
-                     focus_observers_,
-                     OnWindowFocused(focused_window_, lost_focus));
+  for (aura::client::FocusChangeObserver& observer : focus_observers_)
+    observer.OnWindowFocused(focused_window_, lost_focus);
   client::FocusChangeObserver* observer =
       client::GetFocusChangeObserver(old_focused_window);
   if (observer)
     observer->OnWindowFocused(focused_window_, old_focused_window);
   observer = client::GetFocusChangeObserver(focused_window_);
   if (observer)
     observer->OnWindowFocused(focused_window_, old_focused_window);
 }
 
 void TestFocusClient::ResetFocusWithinActiveWindow(Window* window) {
   if (!window->Contains(focused_window_))
     FocusWindow(window);
 }
 
 Window* TestFocusClient::GetFocusedWindow() {
   return focused_window_;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // TestFocusClient, WindowObserver implementation:
 
 void TestFocusClient::OnWindowDestroying(Window* window) {
   DCHECK_EQ(window, focused_window_);
   FocusWindow(NULL);
 }
 
 }  // namespace test
 }  // namespace aura