Avoid calling the GetSystemMetrics API in the renderer process on Windows to get the scrollbar metr…

content/public/common/renderer_preferences.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 "content/public/common/renderer_preferences.h"
 
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/font_render_params.h"
 
 namespace content {
@@ skipping 20 matching lines @@
       use_custom_colors(true),
       enable_referrers(true),
       enable_do_not_track(false),
       enable_webrtc_multiple_routes(true),
       default_zoom_level(0),
       report_frame_name_changes(false),
       tap_multiple_targets_strategy(TAP_MULTIPLE_TARGETS_STRATEGY_POPUP),
       disable_client_blocked_error_page(false),
       plugin_fullscreen_allowed(true),
       use_video_overlay_for_embedded_encrypted_video(false),
-      use_view_overlay_for_all_video(false),
-      caption_font_height(0),
-      small_caption_font_height(0),
-      menu_font_height(0),
-      status_font_height(0),
-      message_font_height(0) {
+      use_view_overlay_for_all_video(false) {
+#if defined(OS_WIN)
+  caption_font_height = 0;
+  small_caption_font_height = 0;
+  menu_font_height = 0;
+  status_font_height = 0;
+  message_font_height = 0;
+  vertical_scroll_bar_width_in_dips = 0;
+  horizontal_scroll_bar_height_in_dips = 0;
+  arrow_bitmap_height_vertical_scroll_bar_in_dips = 0;
+  arrow_bitmap_width_horizontal_scroll_bar_in_dips = 0;
+#endif
 }
 
 RendererPreferences::~RendererPreferences() { }
 
 }  // namespace content