Remove JS dialog dependency from content.

chrome/browser/ui/gtk/tabs/dragged_tab_controller_gtk.cc

 // Copyright (c) 2011 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/tabs/dragged_tab_controller_gtk.h"
 
 #include <algorithm>
 
 #include "base/callback_old.h"
 #include "base/i18n/rtl.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
+#include "chrome/browser/ui/app_modal_dialogs/message_box_handler.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/gtk/browser_window_gtk.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
 #include "chrome/browser/ui/gtk/tabs/dragged_tab_gtk.h"
 #include "chrome/browser/ui/gtk/tabs/tab_strip_gtk.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/common/notification_source.h"
 
 namespace {
@@ skipping 150 matching lines @@
 
 bool DraggedTabControllerGtk::IsPopup(const TabContents* source) const {
   return false;
 }
 
 void DraggedTabControllerGtk::UpdateTargetURL(TabContents* source,
                                               const GURL& url) {
   // Ignored.
 }
 
+content::JavaScriptDialogCreator*
+DraggedTabControllerGtk::GetJavaScriptDialogCreator() {
+  return GetJavaScriptDialogCreatorInstance();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // DraggedTabControllerGtk, NotificationObserver implementation:
 
 void DraggedTabControllerGtk::Observe(NotificationType type,
                                    const NotificationSource& source,
                                    const NotificationDetails& details) {
   DCHECK(type == NotificationType::TAB_CONTENTS_DESTROYED);
   DCHECK_EQ(Source<TabContents>(source).ptr(),
             dragged_contents_->tab_contents());
   EndDragImpl(TAB_DESTROYED);
@@ skipping 586 matching lines @@
     gfx::NativeView dragged_tab = dragged_tab_->widget();
     dock_windows_.insert(dragged_tab);
     window = DockInfo::GetLocalProcessWindowAtPoint(GetCursorScreenPoint(),
                                                     dock_windows_);
     dock_windows_.erase(dragged_tab);
   }
 
   if (window)
     gtk_window_present(GTK_WINDOW(window));
 }