Rename WindowDragDropDelegate->DragDropDelegate

ui/aura_shell/shell.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 "ui/aura_shell/shell.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 200 matching lines @@
 
   // Initialize ShellTooltipManager
   tooltip_manager_.reset(new ShellTooltipManager);
   aura::RootWindow::GetInstance()->SetProperty(
       aura::kRootWindowTooltipClientKey,
       static_cast<aura::TooltipClient*>(tooltip_manager_.get()));
   AddRootWindowEventFilter(tooltip_manager_.get());
 
   // Initialize drag drop controller.
   drag_drop_controller_.reset(new internal::DragDropController);
-  aura::RootWindow::GetInstance()->SetProperty(
-      aura::kRootWindowDragDropClientKey,
-      static_cast<aura::DragDropClient*>(drag_drop_controller_.get()));
 }
 
 void Shell::InitLayoutManagers(aura::RootWindow* root_window) {
   internal::RootWindowLayoutManager* root_window_layout =
       new internal::RootWindowLayoutManager(root_window);
   root_window->SetLayoutManager(root_window_layout);
 
   views::Widget* status_widget = NULL;
   if (delegate_.get())
     status_widget = delegate_->CreateStatusArea();
@@ skipping 96 matching lines @@
       new internal::WorkspaceController(default_container));
   workspace_controller_->SetLauncherModel(launcher_->model());
   default_container->SetEventFilter(
       new internal::DefaultContainerEventFilter(default_container));
   default_container->SetLayoutManager(
       new internal::DefaultContainerLayoutManager(
           workspace_controller_->workspace_manager()));
 }
 
 }  // namespace aura_shell