Adds the ability for classes other than native control to process

chrome/browser/autocomplete/autocomplete_edit_view_win.h

Index: chrome/browser/autocomplete/autocomplete_edit_view_win.h
diff --git a/chrome/browser/autocomplete/autocomplete_edit_view_win.h b/chrome/browser/autocomplete/autocomplete_edit_view_win.h
index c0abab664e61087a5d03538c798209536944e1bb..fdeaca66b8d31d590e1065d9dec46ae44a4a97ff 100644
--- a/chrome/browser/autocomplete/autocomplete_edit_view_win.h
+++ b/chrome/browser/autocomplete/autocomplete_edit_view_win.h
@@ -22,8 +22,9 @@
 #include "chrome/browser/views/autocomplete/autocomplete_popup_contents_view.h"
 #include "chrome/common/page_transition_types.h"
 #include "gfx/font.h"
-#include "webkit/glue/window_open_disposition.h"
 #include "views/controls/menu/menu_2.h"
+#include "views/widget/child_window_message_processor.h"
+#include "webkit/glue/window_open_disposition.h"
 
 class Profile;
 class TabContents;
@@ -31,6 +32,12 @@ namespace views {
 class View;
 }
 
+namespace app {
+namespace win {
+class ScopedProp;
+}
+}
+
 class AutocompleteEditController;
 class AutocompleteEditModel;
 class AutocompleteEditView;
@@ -46,6 +53,7 @@ class AutocompleteEditViewWin
                                     ES_NOHIDESEL> >,
       public CRichEditCommands<AutocompleteEditViewWin>,
       public menus::SimpleMenuModel::Delegate,
+      public views::ChildWindowMessageProcessor,
       public AutocompleteEditView {
  public:
   struct State {
@@ -174,6 +182,7 @@ class AutocompleteEditViewWin
     MSG_WM_CONTEXTMENU(OnContextMenu)
     MSG_WM_COPY(OnCopy)
     MSG_WM_CUT(OnCut)
+    MSG_WM_DESTROY(OnDestroy)
     MESSAGE_HANDLER_EX(WM_GETOBJECT, OnGetObject)
     MESSAGE_HANDLER_EX(WM_IME_COMPOSITION, OnImeComposition)
     MESSAGE_HANDLER_EX(WM_IME_NOTIFY, OnImeNotify)
@@ -212,6 +221,11 @@ class AutocompleteEditViewWin
   virtual std::wstring GetLabelForCommandId(int command_id) const;
   virtual void ExecuteCommand(int command_id);
 
+  // views::ChildWindowMessageProcessor
+  virtual bool ProcessMessage(UINT message,
+                              WPARAM w_param,
+                              LPARAM l_param,
+                              LRESULT* result);
  private:
   enum MouseButton {
     kLeft  = 0,
@@ -267,6 +281,7 @@ class AutocompleteEditViewWin
   void OnContextMenu(HWND window, const CPoint& point);
   void OnCopy();
   void OnCut();
+  void OnDestroy();
   LRESULT OnGetObject(UINT uMsg, WPARAM wparam, LPARAM lparam);
   LRESULT OnImeComposition(UINT message, WPARAM wparam, LPARAM lparam);
   LRESULT OnImeNotify(UINT message, WPARAM wparam, LPARAM lparam);
@@ -519,6 +534,9 @@ class AutocompleteEditViewWin
   // Instance of accessibility information and handling.
   mutable ScopedComPtr<IAccessible> autocomplete_accessibility_;
 
+  // ScopedProp returned from registering as a ChildWindowMessageProcessor.
+  scoped_ptr<app::win::ScopedProp> message_handler_prop_;
+
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewWin);
 };