touch: Always expect XInput2 availability.

views/focus/accelerator_handler.h

Index: views/focus/accelerator_handler.h
diff --git a/views/focus/accelerator_handler.h b/views/focus/accelerator_handler.h
index b10b58789c749bee8a79c36745fcc91d34c00f17..71bbe8e5e94024cbdc313691f16a4f82d4825e92 100644
--- a/views/focus/accelerator_handler.h
+++ b/views/focus/accelerator_handler.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -24,11 +24,9 @@ namespace views {
 // and handled, false otherwise.
 bool DispatchXEvent(XEvent* xevent);
 
-#if defined(HAVE_XINPUT2)
 // Keep a list of touch devices so that it is possible to determine if a pointer
 // event is a touch-event or a mouse-event.
 void SetTouchDeviceList(std::vector<unsigned int>& devices);
-#endif  // HAVE_XINPUT2
 #endif  // TOUCH_UI
 
 // This class delegates the key messages to the associated FocusManager class