Use scoped_ptr for memory management rather than calling delete through WindowSizer.

chrome/browser/ui/window_sizer.h

Index: chrome/browser/ui/window_sizer.h
diff --git a/chrome/browser/ui/window_sizer.h b/chrome/browser/ui/window_sizer.h
index 2dcb4827a704462da430a99f2f22a19a349f06ed..20fe2d163e6017adeb1d20a849d3703d279254df 100644
--- a/chrome/browser/ui/window_sizer.h
+++ b/chrome/browser/ui/window_sizer.h
@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
 #include "ui/gfx/rect.h"
 
 class Browser;
@@ -157,8 +158,8 @@ class WindowSizer {
       gfx::Rect* bounds) const;
 
   // Providers for persistent storage and monitor metrics.
-  StateProvider* state_provider_;
-  MonitorInfoProvider* monitor_info_provider_;
+  scoped_ptr<StateProvider> state_provider_;
+  scoped_ptr<MonitorInfoProvider> monitor_info_provider_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowSizer);
 };