Extract MonitorInfoProvider from WindowSizer.

chrome/browser/ui/panels/panel_manager.cc

Index: chrome/browser/ui/panels/panel_manager.cc
diff --git a/chrome/browser/ui/panels/panel_manager.cc b/chrome/browser/ui/panels/panel_manager.cc
index 6137a6b4870e90fbaee319c7307b3ec44bfff1b6..4e300d19cdfb34240478a352900709beece8ddd1 100644
--- a/chrome/browser/ui/panels/panel_manager.cc
+++ b/chrome/browser/ui/panels/panel_manager.cc
@@ -8,9 +8,9 @@
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
+#include "chrome/browser/ui/monitor_info_provider.h"
 #include "chrome/browser/ui/panels/panel_mouse_watcher.h"
 #include "chrome/browser/ui/panels/panel_strip.h"
-#include "chrome/browser/ui/window_sizer.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_source.h"
@@ -45,14 +45,13 @@ PanelManager::~PanelManager() {
 }
 
 void PanelManager::OnDisplayChanged() {
-  scoped_ptr<WindowSizer::MonitorInfoProvider> info_provider(
-      WindowSizer::CreateDefaultMonitorInfoProvider());
+  scoped_ptr<MonitorInfoProvider> monitor_info(MonitorInfoProvider::Create());
 #if defined(OS_MACOSX)
   // On OSX, panels should be dropped all the way to the bottom edge of the
   // screen (and overlap Dock).
-  gfx::Rect work_area = info_provider->GetPrimaryMonitorBounds();
+  gfx::Rect work_area = monitor_info->GetPrimaryMonitorBounds();
 #else
-  gfx::Rect work_area = info_provider->GetPrimaryMonitorWorkArea();
+  gfx::Rect work_area = monitor_info->GetPrimaryMonitorWorkArea();
 #endif
   SetWorkArea(work_area);
 }