clang/win: Fix warnings to prepare for building without -Wno-reorder.

ui/native_theme/native_theme_win.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/native_theme/native_theme_win.h"
 
 #include <windows.h>
 #include <uxtheme.h>
 #include <vsstyle.h>
 #include <vssym32.h>
@@ skipping 277 matching lines @@
     }
   }
 
   if (needs_paint_indirect)
     PaintIndirect(canvas, part, state, rect, extra);
   else
     PaintDirect(canvas, part, state, rect, extra);
 }
 
 NativeThemeWin::NativeThemeWin()
-    : theme_dll_(LoadLibrary(L"uxtheme.dll")),
-      draw_theme_(NULL),
+    : draw_theme_(NULL),
       draw_theme_ex_(NULL),
       get_theme_color_(NULL),
       get_theme_content_rect_(NULL),
       get_theme_part_size_(NULL),
       open_theme_(NULL),
       close_theme_(NULL),
       set_theme_properties_(NULL),
       is_theme_active_(NULL),
       get_theme_int_(NULL),
+      theme_dll_(LoadLibrary(L"uxtheme.dll")),
       color_change_listener_(this),
       is_using_high_contrast_(false),
       is_using_high_contrast_valid_(false) {
   if (theme_dll_) {
     draw_theme_ = reinterpret_cast<DrawThemeBackgroundPtr>(
         GetProcAddress(theme_dll_, "DrawThemeBackground"));
     draw_theme_ex_ = reinterpret_cast<DrawThemeBackgroundExPtr>(
         GetProcAddress(theme_dll_, "DrawThemeBackgroundEx"));
     get_theme_color_ = reinterpret_cast<GetThemeColorPtr>(
         GetProcAddress(theme_dll_, "GetThemeColor"));
@@ skipping 1765 matching lines @@
     break;
   case LAST:
     NOTREACHED();
     break;
   }
   theme_handles_[theme_name] = handle;
   return handle;
 }
 
 }  // namespace ui