[Ozone] Proper cursor support for multi-monitor configurations

ui/events/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/events/event.h"
 
 #if defined(USE_X11)
 #include <X11/extensions/XInput2.h>
 #include <X11/Xlib.h>
 #endif
@@ skipping 118 matching lines @@
 Event::Event(EventType type, base::TimeDelta time_stamp, int flags)
     : type_(type),
       time_stamp_(time_stamp),
       flags_(flags),
       native_event_(base::NativeEvent()),
       delete_native_event_(false),
       cancelable_(true),
       target_(NULL),
       phase_(EP_PREDISPATCH),
       result_(ER_UNHANDLED) {
+#if defined(USE_OZONE)
+  window_ = 0;
+#endif
   if (type_ < ET_LAST)
     name_ = EventTypeName(type_);
 }
 
 Event::Event(const base::NativeEvent& native_event,
              EventType type,
              int flags)
     : type_(type),
       time_stamp_(EventTimeFromNative(native_event)),
       flags_(flags),
       native_event_(native_event),
       delete_native_event_(false),
       cancelable_(true),
       target_(NULL),
       phase_(EP_PREDISPATCH),
       result_(ER_UNHANDLED) {
+#if defined(USE_OZONE)
+  window_ = 0;
+#endif
+
   base::TimeDelta delta = EventTimeForNow() - time_stamp_;
   if (type_ < ET_LAST)
     name_ = EventTypeName(type_);
   UMA_HISTOGRAM_CUSTOM_COUNTS("Event.Latency.Browser",
                               delta.InMicroseconds(), 1, 1000000, 100);
   std::string name_for_event =
       base::StringPrintf("Event.Latency.Browser.%s", name_.c_str());
   base::HistogramBase* counter_for_type =
       base::Histogram::FactoryGet(
           name_for_event,
           1,
           1000000,
           100,
           base::HistogramBase::kUmaTargetedHistogramFlag);
   counter_for_type->Add(delta.InMicroseconds());
 }
 
 Event::Event(const Event& copy)
     : type_(copy.type_),
       time_stamp_(copy.time_stamp_),
       latency_(copy.latency_),
       flags_(copy.flags_),
       native_event_(CopyNativeEvent(copy.native_event_)),
       delete_native_event_(true),
       cancelable_(true),
       target_(NULL),
       phase_(EP_PREDISPATCH),
       result_(ER_UNHANDLED) {
+#if defined(USE_OZONE)
+  window_ = 0;
+#endif
+
   if (type_ < ET_LAST)
     name_ = EventTypeName(type_);
 }
 
 void Event::SetType(EventType type) {
   if (type_ < ET_LAST)
     name_ = std::string();
   type_ = type;
   if (type_ < ET_LAST)
     name_ = EventTypeName(type_);
@@ skipping 502 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 ui