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

ash/wm/workspace/snap_sizer.h

 // 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.
 
 #ifndef ASH_WM_WORKSPACE_SNAP_SIZER_H_
 #define ASH_WM_WORKSPACE_SNAP_SIZER_H_
 
 #include <vector>
 
 #include "ash/ash_export.h"
 #include "base/basictypes.h"
-#include "base/time.h"
+#include "base/time/time.h"
 #include "ui/gfx/rect.h"
 
 namespace aura {
 class Window;
 }
 
 namespace ash {
 namespace internal {
 
 // SnapSizer is responsible for determining the resulting bounds of a window
@@ skipping 98 matching lines @@
   // sizer gets created.
   const std::vector<int> usable_width_;
 
   DISALLOW_COPY_AND_ASSIGN(SnapSizer);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_SNAP_SIZER_H_