Converts usage of SetProp/GetProp to a map. Even after making sure we

views/widget/widget_gtk.h

Index: views/widget/widget_gtk.h
diff --git a/views/widget/widget_gtk.h b/views/widget/widget_gtk.h
index 4135c86146fb111385c3cb2f179edb858b304189..a8a2947b1cf5a5997f5283305766dc92a7048fc6 100644
--- a/views/widget/widget_gtk.h
+++ b/views/widget/widget_gtk.h
@@ -186,9 +186,8 @@ class WidgetGtk
   virtual bool GetAccelerator(int cmd_id, menus::Accelerator* accelerator);
   virtual Window* GetWindow();
   virtual const Window* GetWindow() const;
-  virtual void SetNativeWindowProperty(const std::wstring& name,
-                                       void* value);
-  virtual void* GetNativeWindowProperty(const std::wstring& name);
+  virtual void SetNativeWindowProperty(const char* name, void* value);
+  virtual void* GetNativeWindowProperty(const char* name);
   virtual ThemeProvider* GetThemeProvider() const;
   virtual ThemeProvider* GetDefaultThemeProvider() const;
   virtual FocusManager* GetFocusManager();