Revert 66784 - Converts usage of SetProp/GetProp to a map. Even after making ...

views/widget/child_window_message_processor.h

Index: views/widget/child_window_message_processor.h
===================================================================
--- views/widget/child_window_message_processor.h	(revision 66785)
+++ views/widget/child_window_message_processor.h	(working copy)
@@ -9,8 +9,10 @@
 #include <windows.h>
 
 namespace app {
-class ViewProp;
+namespace win {
+class ScopedProp;
 }
+}
 
 namespace views {
 
@@ -23,8 +25,8 @@
  public:
   // Registers |processor| for |hwnd|. The caller takes ownership of the
   // returned object.
-  static app::ViewProp* Register(HWND hwnd,
-                                 ChildWindowMessageProcessor* processor);
+  static app::win::ScopedProp* Register(HWND hwnd,
+                                        ChildWindowMessageProcessor* processor);
 
   // Returns the ChildWindowMessageProcessor for |hwnd|, NULL if there isn't
   // one.