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

ui/base/animation/multi_animation_unittest.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/animation_container_element.h"
-#include "app/multi_animation.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/animation/animation_container_element.h"
+#include "ui/base/animation/multi_animation.h"
+
+namespace ui {
 
 typedef testing::Test MultiAnimationTest;
 
 TEST_F(MultiAnimationTest, Basic) {
   // Create a MultiAnimation with two parts.
   MultiAnimation::Parts parts;
   parts.push_back(MultiAnimation::Part(100, Tween::LINEAR));
   parts.push_back(MultiAnimation::Part(100, Tween::EASE_OUT));
 
   MultiAnimation animation(parts);
@@ skipping 62 matching lines @@
   parts.push_back(MultiAnimation::Part(200, Tween::LINEAR));
   MultiAnimation animation(parts);
   AnimationContainerElement* as_element =
       static_cast<AnimationContainerElement*>(&animation);
   as_element->SetStartTime(base::TimeTicks());
 
   // Step to 300, which is greater than the cycle time.
   as_element->Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(300));
   EXPECT_EQ(.5, animation.GetCurrentValue());
 }
+
+}  // namespace ui