Remove non USE_AURA code from views files.

chrome/browser/ui/views/tabs/tab_drag_controller_interactive_uitest.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/views/tabs/tab_drag_controller_interactive_uitest.h"
 
 #include "ash/wm/window_state.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
@@ skipping 220 matching lines @@
   }
 
  private:
   aura::Window* root_window_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreenEventGeneratorDelegate);
 };
 
 #endif
 
-#if defined(USE_AURA) && !defined(OS_CHROMEOS)
+#if !defined(OS_CHROMEOS)
 
 // Following classes verify a crash scenario. Specifically on Windows when focus
 // changes it can trigger capture being lost. This was causing a crash in tab
 // dragging as it wasn't set up to handle this scenario. These classes
 // synthesize this scenario.
 
 // Allows making ClearNativeFocus() invoke ReleaseCapture().
 class TestDesktopBrowserFrameAura : public DesktopBrowserFrameAura {
  public:
   TestDesktopBrowserFrameAura(
@@ skipping 2080 matching lines @@
                         DetachToDockedTabDragControllerTest,
                         ::testing::Values("mouse", "mouse docked"));
 INSTANTIATE_TEST_CASE_P(TabDragging,
                         DetachToBrowserTabDragControllerTestTouch,
                         ::testing::Values("touch", "touch docked"));
 #else
 INSTANTIATE_TEST_CASE_P(TabDragging,
                         DetachToBrowserTabDragControllerTest,
                         ::testing::Values("mouse"));
 #endif