Fix statics in NativeTheme*::instance() to avoid destruction post main

ui/gfx/native_theme_android.cc

 // 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 "ui/gfx/native_theme_android.h"
 
 #include <limits>
 
+#include "base/basictypes.h"
 #include "base/logging.h"
 #include "grit/gfx_resources.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
 namespace gfx {
 
@@ skipping 26 matching lines @@
   if (adjusted.l > 1.0)
     adjusted.l = 1.0;
   if (adjusted.l < 0.0)
     adjusted.l = 0.0;
 
   return color_utils::HSLToSkColor(adjusted, alpha);
 }
 
 // static
 NativeThemeAndroid* NativeThemeAndroid::instance() {
-  // The global NativeThemeAndroid instance.
-  static NativeThemeAndroid s_native_theme;
+  CR_DEFINE_STATIC_LOCAL(NativeThemeAndroid, s_native_theme, ());
   return &s_native_theme;
 }
 
 gfx::Size NativeThemeAndroid::GetPartSize(Part part) const {
   switch (part) {
     case SCROLLBAR_DOWN_ARROW:
     case SCROLLBAR_UP_ARROW:
       return gfx::Size(kScrollbarWidth, kButtonLength);
     case SCROLLBAR_LEFT_ARROW:
     case SCROLLBAR_RIGHT_ARROW:
@@ skipping 717 matching lines @@
   SkScalar min_diff = Clamp((hsv1[1] + hsv2[1]) * 1.2, 0.28, 0.5);
   SkScalar diff = Clamp(fabs(hsv1[2] - hsv2[2]) / 2, min_diff, 0.5);
 
   if (hsv1[2] + hsv2[2] > 1.0)
     diff = -diff;
 
   return SaturateAndBrighten(hsv2, -0.2, diff);
 }
 
 }  // namespace gfx