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

content/browser/renderer_host/render_view_host_impl.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/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 71 matching lines @@
 #include "ui/base/touch/touch_device.h"
 #include "ui/base/touch/touch_enabled.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/native_theme/native_theme_switches.h"
 #include "url/url_constants.h"
 
 #if defined(OS_WIN)
 #include "base/win/win_util.h"
+#include "ui/gfx/platform_font_win.h"
+#include "ui/gfx/win/dpi.h"
 #endif
 
 using base::TimeDelta;
 using blink::WebConsoleMessage;
 using blink::WebDragOperation;
 using blink::WebDragOperationNone;
 using blink::WebDragOperationsMask;
 using blink::WebInputEvent;
 using blink::WebMediaPlayerAction;
 using blink::WebPluginAction;
@@ skipping 15 matching lines @@
       BrowserThread::PostDelayedTask(
           BrowserThread::UI, FROM_HERE,
           base::Bind(base::IgnoreResult(&DismissVirtualKeyboardTask)),
           TimeDelta::FromMilliseconds(kVirtualKeyboardDisplayWaitTimeoutMs));
       ++virtual_keyboard_display_retries;
     } else {
       virtual_keyboard_display_retries = 0;
     }
   }
 }
+
+void GetWindowsSpecificPrefs(RendererPreferences* prefs) {
+  NONCLIENTMETRICS_XP metrics = {0};
+  base::win::GetNonClientMetrics(&metrics);
+
+  prefs->caption_font_family_name = metrics.lfCaptionFont.lfFaceName;
+  prefs->caption_font_height = gfx::PlatformFontWin::GetFontSize(
+      metrics.lfCaptionFont);
+
+  prefs->small_caption_font_family_name = metrics.lfSmCaptionFont.lfFaceName;
+  prefs->small_caption_font_height = gfx::PlatformFontWin::GetFontSize(
+      metrics.lfSmCaptionFont);
+
+  prefs->menu_font_family_name = metrics.lfMenuFont.lfFaceName;
+  prefs->menu_font_height = gfx::PlatformFontWin::GetFontSize(
+      metrics.lfMenuFont);
+
+  prefs->status_font_family_name = metrics.lfStatusFont.lfFaceName;
+  prefs->status_font_height = gfx::PlatformFontWin::GetFontSize(
+      metrics.lfStatusFont);
+
+  prefs->message_font_family_name = metrics.lfMessageFont.lfFaceName;
+  prefs->message_font_height = gfx::PlatformFontWin::GetFontSize(
+      metrics.lfMessageFont);
+
+  prefs->vertical_scroll_bar_width_in_dips =
+      gfx::win::GetSystemMetricsInDIP(SM_CXVSCROLL);
+  prefs->horizontal_scroll_bar_height_in_dips =
+      gfx::win::GetSystemMetricsInDIP(SM_CYHSCROLL);
+  prefs->arrow_bitmap_height_vertical_scroll_bar_in_dips =
+      gfx::win::GetSystemMetricsInDIP(SM_CYVSCROLL);
+  prefs->arrow_bitmap_width_horizontal_scroll_bar_in_dips =
+      gfx::win::GetSystemMetricsInDIP(SM_CXHSCROLL);
+}
 #endif
 
 }  // namespace
 
 // static
 const int64 RenderViewHostImpl::kUnloadTimeoutMS = 1000;
 
 ///////////////////////////////////////////////////////////////////////////////
 // RenderViewHost, public:
 
@@ skipping 123 matching lines @@
 
   // Ensure the RenderView starts with a next_page_id larger than any existing
   // page ID it might be asked to render.
   int32 next_page_id = 1;
   if (max_page_id > -1)
     next_page_id = max_page_id + 1;
 
   ViewMsg_New_Params params;
   params.renderer_preferences =
       delegate_->GetRendererPrefs(GetProcess()->GetBrowserContext());
+#if defined(OS_WIN)
+  GetWindowsSpecificPrefs(&params.renderer_preferences);
+#endif
   params.web_preferences = GetWebkitPreferences();
   params.view_id = GetRoutingID();
   params.main_frame_routing_id = main_frame_routing_id_;
   params.surface_id = surface_id();
   params.session_storage_namespace_id =
       delegate_->GetSessionStorageNamespace(instance_.get())->id();
   params.frame_name = frame_name;
   // Ensure the RenderView sets its opener correctly.
   params.opener_route_id = opener_route_id;
   params.swapped_out = !is_active_;
@@ skipping 1130 matching lines @@
   FrameTree* frame_tree = delegate_->GetFrameTree();
 
   frame_tree->ResetForMainFrameSwap();
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content