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

views/widget/widget.h

Index: views/widget/widget.h
diff --git a/views/widget/widget.h b/views/widget/widget.h
index 3b33c904d0249d66f7b1c5c711306ba54e22692f..968ec6a1b9d8272fc9e4b28ebdaf55d594f637c4 100644
--- a/views/widget/widget.h
+++ b/views/widget/widget.h
@@ -207,9 +207,8 @@ class Widget {
   // Sets/Gets a native window property on the underlying native window object.
   // Returns NULL if the property does not exist. Setting the property value to
   // NULL removes the property.
-  virtual void SetNativeWindowProperty(const std::wstring& name,
-                                       void* value) = 0;
-  virtual void* GetNativeWindowProperty(const std::wstring& name) = 0;
+  virtual void SetNativeWindowProperty(const char* name, void* value) = 0;
+  virtual void* GetNativeWindowProperty(const char* name) = 0;
 
   // Gets the theme provider.
   virtual ThemeProvider* GetThemeProvider() const = 0;