chrome/browser/ui: Put browser_dialogs.h into chrome namespace.

chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/tab_modal_confirm_dialog_gtk.h"
 
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_types.h"
 #include "grit/generated_resources.h"
 #include "ui/base/gtk/gtk_hig_constants.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/image/image.h"
 
-namespace browser {
+namespace chrome {
 
 // Declared in browser_dialogs.h so others don't have to depend on our header.
 void ShowTabModalConfirmDialog(TabModalConfirmDialogDelegate* delegate,
                                TabContents* tab_contents) {
   new TabModalConfirmDialogGtk(delegate, tab_contents);
 }
 
-}
+}  // namespace chrome
 
 TabModalConfirmDialogGtk::TabModalConfirmDialogGtk(
     TabModalConfirmDialogDelegate* delegate,
     TabContents* tab_contents)
     : delegate_(delegate) {
   dialog_ = gtk_vbox_new(FALSE, ui::kContentAreaBorder);
   gtk_box_set_spacing(GTK_BOX(dialog_), ui::kContentAreaSpacing);
   GtkWidget* label = gtk_label_new(
       UTF16ToUTF8(delegate->GetMessage()).c_str());
   gfx::Image* icon = delegate->GetIcon();
@@ skipping 57 matching lines @@
   gtk_widget_destroy(dialog_);
 }
 
 void TabModalConfirmDialogGtk::OnAccept(GtkWidget* widget) {
   delegate_->Accept();
 }
 
 void TabModalConfirmDialogGtk::OnCancel(GtkWidget* widget) {
   delegate_->Cancel();
 }