Use the default dispatcher where possible for nested message loops.

chrome/browser/ui/views/first_run_dialog.h

Index: chrome/browser/ui/views/first_run_dialog.h
diff --git a/chrome/browser/ui/views/first_run_dialog.h b/chrome/browser/ui/views/first_run_dialog.h
index 9e374a65f500a800357343fca6c37ad6229892a9..2eb9d5d1a89cc8571b45ff98c40c7b087119e318 100644
--- a/chrome/browser/ui/views/first_run_dialog.h
+++ b/chrome/browser/ui/views/first_run_dialog.h
@@ -5,7 +5,6 @@
 #ifndef CHROME_BROWSER_UI_VIEWS_FIRST_RUN_DIALOG_H_
 #define CHROME_BROWSER_UI_VIEWS_FIRST_RUN_DIALOG_H_
 
-#include "base/message_loop/message_pump_dispatcher.h"
 #include "ui/views/controls/link_listener.h"
 #include "ui/views/window/dialog_delegate.h"
 
@@ -17,8 +16,7 @@ class Link;
 }
 
 class FirstRunDialog : public views::DialogDelegateView,
-                       public views::LinkListener,
-                       public base::MessagePumpDispatcher {
+                       public views::LinkListener {
  public:
   // Displays the first run UI for reporting opt-in, import data etc.
   // Returns true if the dialog was shown.
@@ -28,6 +26,9 @@ class FirstRunDialog : public views::DialogDelegateView,
   explicit FirstRunDialog(Profile* profile);
   virtual ~FirstRunDialog();
 
+  // This terminates the nested message-loop.
+  void Done();
+
   // views::DialogDelegate:
   virtual views::View* CreateExtraView() OVERRIDE;
   virtual void OnClosed() OVERRIDE;
@@ -37,16 +38,11 @@ class FirstRunDialog : public views::DialogDelegateView,
   // views::LinkListener:
   virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
 
-  // Overridden from MessagePumpDispatcher:
-  virtual uint32_t Dispatch(const base::NativeEvent& event) OVERRIDE;
-
   Profile* profile_;
   views::Checkbox* make_default_;
   views::Checkbox* report_crashes_;
 
-  // Set to false as soon as the user clicks a dialog button; this tells the
-  // dispatcher we're done.
-  bool should_show_dialog_;
+  DISALLOW_COPY_AND_ASSIGN(FirstRunDialog);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FIRST_RUN_DIALOG_H_