Add textfield internal padding from FocusableBorder.

ui/views/controls/focusable_border.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 "ui/views/controls/focusable_border.h"
 
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/insets.h"
 #include "ui/gfx/skia_util.h"
 #include "ui/native_theme/native_theme.h"
 
 namespace {
 
-// Define the size of the insets
-const int kTopInsetSize = 4;
-const int kLeftInsetSize = 4;
-const int kBottomInsetSize = 4;
-const int kRightInsetSize = 4;
+const int kInsetSize = 1;
 
 }  // namespace
 
 namespace views {
 
 FocusableBorder::FocusableBorder()
-    : insets_(kTopInsetSize, kLeftInsetSize,
-              kBottomInsetSize, kRightInsetSize),
+    : insets_(kInsetSize, kInsetSize, kInsetSize, kInsetSize),
       override_color_(SK_ColorWHITE),
       use_default_color_(true) {
 }
 
+FocusableBorder::~FocusableBorder() {
+}
+
 void FocusableBorder::SetColor(SkColor color) {
   override_color_ = color;
   use_default_color_ = false;
 }
 
 void FocusableBorder::UseDefaultColor() {
   use_default_color_ = true;
 }
 
 void FocusableBorder::Paint(const View& view, gfx::Canvas* canvas) {
@@ skipping 20 matching lines @@
 
 gfx::Size FocusableBorder::GetMinimumSize() const {
   return gfx::Size();
 }
 
 void FocusableBorder::SetInsets(int top, int left, int bottom, int right) {
   insets_.Set(top, left, bottom, right);
 }
 
 }  // namespace views