[#1] Delete reduntdant 19 header files in ui/gfx (8 of 19 by this)

chrome/browser/ui/views/toolbar/back_button.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 "chrome/browser/ui/views/toolbar/back_button.h"
 
-#include "ui/gfx/insets.h"
+#include "ui/gfx/geometry/insets.h"
 #include "ui/views/controls/button/label_button_border.h"
 #include "ui/views/painter.h"
 
 BackButton::BackButton(views::ButtonListener* listener,
                        ui::MenuModel* model)
     : ToolbarButton(listener, model),
       margin_leading_(0) {}
 
 BackButton::~BackButton() {}
 
@@ skipping 25 matching lines @@
 
   // Adjust border insets to follow the margin change,
   // which will be reflected in where the border is painted
   // through |GetThemePaintRect|.
   const gfx::Insets insets(border->GetInsets());
   border->set_insets(gfx::Insets(insets.top(), insets.left() + margin_leading_,
                                  insets.bottom(), insets.right()));
 
   return border.Pass();
 }