Initialize aura::LocatedEvent::root_location_ correctly.

ui/aura/event.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 "ui/aura/event.h"
 
 #if defined(USE_X11)
 #include <X11/Xlib.h>
 #endif
 
@@ skipping 101 matching lines @@
   if (target && target != source)
     Window::ConvertPointToWindow(source, target, &location_);
 }
 
 LocatedEvent::LocatedEvent(ui::EventType type,
                            const gfx::Point& location,
                            const gfx::Point& root_location,
                            int flags)
     : Event(type, flags),
       location_(location),
-      root_location_(location) {
+      root_location_(root_location) {
 }
 
 void LocatedEvent::UpdateForRootTransform(const ui::Transform& root_transform) {
   // Transform has to be done at root level.
   DCHECK_EQ(root_location_.x(), location_.x());
   DCHECK_EQ(root_location_.y(), location_.y());
   gfx::Point3f p(location_);
   root_transform.TransformPointReverse(p);
   root_location_ = location_ = p.AsPoint();
 }
@@ skipping 337 matching lines @@
 int GestureEvent::GetLowestTouchId() const {
   if (touch_ids_bitfield_ == 0)
     return -1;
   int i = -1;
   // Find the index of the least significant 1 bit
   while (!(1 << ++i & touch_ids_bitfield_));
   return i;
 }
 
 }  // namespace aura