Move animation code to new ui/base/animation directory....

ui/base/animation/multi_animation.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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 "app/multi_animation.h"
+#include "ui/base/animation/multi_animation.h"
 
-#include "app/animation_delegate.h"
 #include "base/logging.h"
+#include "ui/base/animation/animation_delegate.h"
+
+namespace ui {
 
 // Default interval, in ms.
 static const int kDefaultInterval = 20;
 
 static int TotalTime(const MultiAnimation::Parts& parts) {
   int time_ms = 0;
   for (size_t i = 0; i < parts.size(); ++i) {
     DCHECK(parts[i].end_time_ms - parts[i].start_time_ms >= parts[i].time_ms);
     time_ms += parts[i].time_ms;
   }
@@ skipping 56 matching lines @@
       return parts_[i];
     }
 
     *time_ms -= parts_[i].time_ms;
   }
   NOTREACHED();
   *time_ms = 0;
   *part_index = 0;
   return parts_[0];
 }
+
+}  // namespace ui