Use a direct include of time headers in android_webview/, apps/, ash/.

ash/wm/window_animations_unittest.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 "ash/wm/window_animations.h"
 
 #include "ash/shell_window_ids.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/workspace_controller.h"
-#include "base/time.h"
+#include "base/time/time.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/window.h"
 #include "ui/base/animation/animation_container_element.h"
 #include "ui/compositor/layer.h"
 #include "ui/compositor/layer_animator.h"
 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
 
 using aura::Window;
 using ui::Layer;
 
@@ skipping 107 matching lines @@
   EXPECT_EQ(gfx::Transform(), window->layer()->GetTargetTransform());
 
   static_cast<ui::AnimationContainerElement*>(old_layer->GetAnimator())->Step(
       base::TimeTicks::Now() + base::TimeDelta::FromSeconds(1));
   static_cast<ui::AnimationContainerElement*>(window->layer()->GetAnimator())->
       Step(base::TimeTicks::Now() + base::TimeDelta::FromSeconds(1));
 }
 
 }  // namespace internal
 }  // namespace ash